2026-09-09T15:17:43.140487Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true 2026-09-09T15:20:23.028756Z INFO retained operator-plan finalist finalist=0 values=108 operations=77 estimated_cycles=1308018 estimated_exchange_cycles=539360 exchange_row_bytes=101628 peak_standard_bytes=317492 peak_interleaved_bytes=262336 peak_total_bytes=421908 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:23.157905Z INFO retained operator-plan finalist finalist=1 values=110 operations=79 estimated_cycles=1308256 estimated_exchange_cycles=542600 exchange_row_bytes=101964 peak_standard_bytes=316676 peak_interleaved_bytes=262272 peak_total_bytes=421028 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:23.219440Z INFO retained operator-plan finalist finalist=0 values=108 operations=77 estimated_cycles=1308018 estimated_exchange_cycles=539360 exchange_row_bytes=101628 peak_standard_bytes=317492 peak_interleaved_bytes=262336 peak_total_bytes=421908 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:23.284723Z INFO retained operator-plan finalist finalist=2 values=110 operations=79 estimated_cycles=1308730 estimated_exchange_cycles=543880 exchange_row_bytes=102252 peak_standard_bytes=316388 peak_interleaved_bytes=262272 peak_total_bytes=420740 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:23.348455Z INFO retained operator-plan finalist finalist=1 values=110 operations=79 estimated_cycles=1308256 estimated_exchange_cycles=542600 exchange_row_bytes=101964 peak_standard_bytes=316676 peak_interleaved_bytes=262272 peak_total_bytes=421028 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:23.406026Z INFO retained operator-plan finalist finalist=3 values=110 operations=79 estimated_cycles=1309152 estimated_exchange_cycles=541800 exchange_row_bytes=101640 peak_standard_bytes=316352 peak_interleaved_bytes=262272 peak_total_bytes=420704 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:23.469768Z INFO retained operator-plan finalist finalist=2 values=110 operations=79 estimated_cycles=1308730 estimated_exchange_cycles=543880 exchange_row_bytes=102252 peak_standard_bytes=316388 peak_interleaved_bytes=262272 peak_total_bytes=420740 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:23.527244Z INFO retained operator-plan finalist finalist=4 values=110 operations=79 estimated_cycles=1309200 estimated_exchange_cycles=541480 exchange_row_bytes=101568 peak_standard_bytes=316280 peak_interleaved_bytes=262784 peak_total_bytes=421144 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:23.600393Z INFO retained operator-plan finalist finalist=3 values=110 operations=79 estimated_cycles=1309152 estimated_exchange_cycles=541800 exchange_row_bytes=101640 peak_standard_bytes=316352 peak_interleaved_bytes=262272 peak_total_bytes=420704 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:23.652127Z INFO retained operator-plan finalist finalist=5 values=107 operations=76 estimated_cycles=1309248 estimated_exchange_cycles=539400 exchange_row_bytes=101624 peak_standard_bytes=317480 peak_interleaved_bytes=262400 peak_total_bytes=421960 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:23.721968Z INFO retained operator-plan finalist finalist=4 values=110 operations=79 estimated_cycles=1309200 estimated_exchange_cycles=541480 exchange_row_bytes=101568 peak_standard_bytes=316280 peak_interleaved_bytes=262784 peak_total_bytes=421144 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:23.776906Z INFO retained operator-plan finalist finalist=6 values=110 operations=79 estimated_cycles=1309252 estimated_exchange_cycles=541320 exchange_row_bytes=101532 peak_standard_bytes=316244 peak_interleaved_bytes=263296 peak_total_bytes=421620 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1224, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:23.842073Z INFO retained operator-plan finalist finalist=5 values=107 operations=76 estimated_cycles=1309248 estimated_exchange_cycles=539400 exchange_row_bytes=101624 peak_standard_bytes=317480 peak_interleaved_bytes=262400 peak_total_bytes=421960 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:23.895246Z INFO retained operator-plan finalist finalist=7 values=107 operations=76 estimated_cycles=1309296 estimated_exchange_cycles=539080 exchange_row_bytes=101552 peak_standard_bytes=317408 peak_interleaved_bytes=262912 peak_total_bytes=422400 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:23.973980Z INFO retained operator-plan finalist finalist=6 values=110 operations=79 estimated_cycles=1309252 estimated_exchange_cycles=541320 exchange_row_bytes=101532 peak_standard_bytes=316244 peak_interleaved_bytes=263296 peak_total_bytes=421620 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1224, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.023974Z INFO retained operator-plan finalist finalist=8 values=110 operations=79 estimated_cycles=1310006 estimated_exchange_cycles=543400 exchange_row_bytes=102144 peak_standard_bytes=316856 peak_interleaved_bytes=264896 peak_total_bytes=423832 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 64, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.093507Z INFO retained operator-plan finalist finalist=7 values=107 operations=76 estimated_cycles=1309296 estimated_exchange_cycles=539080 exchange_row_bytes=101552 peak_standard_bytes=317408 peak_interleaved_bytes=262912 peak_total_bytes=422400 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:24.145353Z INFO retained operator-plan finalist finalist=9 values=110 operations=79 estimated_cycles=1310254 estimated_exchange_cycles=540880 exchange_row_bytes=101708 peak_standard_bytes=317572 peak_interleaved_bytes=262336 peak_total_bytes=421988 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 256, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44)), Some(OperationId(44))] 2026-09-09T15:20:24.217772Z INFO retained operator-plan finalist finalist=8 values=110 operations=79 estimated_cycles=1310006 estimated_exchange_cycles=543400 exchange_row_bytes=102144 peak_standard_bytes=316856 peak_interleaved_bytes=264896 peak_total_bytes=423832 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 64, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.274283Z INFO retained operator-plan finalist finalist=10 values=110 operations=79 estimated_cycles=1310480 estimated_exchange_cycles=544680 exchange_row_bytes=102432 peak_standard_bytes=316568 peak_interleaved_bytes=264896 peak_total_bytes=423544 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 8, 16, 64, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.344882Z INFO retained operator-plan finalist finalist=9 values=110 operations=79 estimated_cycles=1310254 estimated_exchange_cycles=540880 exchange_row_bytes=101708 peak_standard_bytes=317572 peak_interleaved_bytes=262336 peak_total_bytes=421988 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 256, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44)), Some(OperationId(44))] 2026-09-09T15:20:24.402013Z INFO retained operator-plan finalist finalist=11 values=109 operations=78 estimated_cycles=1310628 estimated_exchange_cycles=544400 exchange_row_bytes=102500 peak_standard_bytes=317204 peak_interleaved_bytes=262912 peak_total_bytes=422196 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 43, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1452, 1458, 1462, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.474095Z INFO retained operator-plan finalist finalist=10 values=110 operations=79 estimated_cycles=1310480 estimated_exchange_cycles=544680 exchange_row_bytes=102432 peak_standard_bytes=316568 peak_interleaved_bytes=264896 peak_total_bytes=423544 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 8, 16, 64, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.519368Z INFO retained operator-plan finalist finalist=12 values=109 operations=78 estimated_cycles=1310684 estimated_exchange_cycles=544080 exchange_row_bytes=102428 peak_standard_bytes=317132 peak_interleaved_bytes=263936 peak_total_bytes=423148 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 54, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.595825Z INFO retained operator-plan finalist finalist=11 values=109 operations=78 estimated_cycles=1310628 estimated_exchange_cycles=544400 exchange_row_bytes=102500 peak_standard_bytes=317204 peak_interleaved_bytes=262912 peak_total_bytes=422196 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 43, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1452, 1458, 1462, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.636870Z INFO retained operator-plan finalist finalist=13 values=110 operations=79 estimated_cycles=1310702 estimated_exchange_cycles=543720 exchange_row_bytes=102216 peak_standard_bytes=316928 peak_interleaved_bytes=263872 peak_total_bytes=422880 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 54, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.718191Z INFO retained operator-plan finalist finalist=12 values=109 operations=78 estimated_cycles=1310684 estimated_exchange_cycles=544080 exchange_row_bytes=102428 peak_standard_bytes=317132 peak_interleaved_bytes=263936 peak_total_bytes=423148 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 54, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.767781Z INFO retained operator-plan finalist finalist=14 values=107 operations=76 estimated_cycles=1339199 estimated_exchange_cycles=549880 exchange_row_bytes=99184 peak_standard_bytes=311584 peak_interleaved_bytes=324416 peak_total_bytes=513536 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 490, 729, 864, 1345, 1440, 1458, 1464, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:24.837307Z INFO retained operator-plan finalist finalist=13 values=110 operations=79 estimated_cycles=1310702 estimated_exchange_cycles=543720 exchange_row_bytes=102216 peak_standard_bytes=316928 peak_interleaved_bytes=263872 peak_total_bytes=422880 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 54, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:24.884726Z INFO retained operator-plan finalist finalist=15 values=105 operations=74 estimated_cycles=1658324 estimated_exchange_cycles=783032 exchange_row_bytes=158068 peak_standard_bytes=257652 peak_interleaved_bytes=143616 peak_total_bytes=362948 maximum_standard_allocation_bytes=46720 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:24.962329Z INFO retained operator-plan finalist finalist=14 values=107 operations=76 estimated_cycles=1339199 estimated_exchange_cycles=549880 exchange_row_bytes=99184 peak_standard_bytes=311584 peak_interleaved_bytes=324416 peak_total_bytes=513536 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 490, 729, 864, 1345, 1440, 1458, 1464, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(34)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:25.083858Z INFO retained operator-plan finalist finalist=15 values=105 operations=74 estimated_cycles=1658324 estimated_exchange_cycles=783032 exchange_row_bytes=158068 peak_standard_bytes=257652 peak_interleaved_bytes=143616 peak_total_bytes=362948 maximum_standard_allocation_bytes=46720 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:30.080832Z INFO retained operator-plan finalist finalist=0 values=104 operations=73 estimated_cycles=984147 estimated_exchange_cycles=380280 exchange_row_bytes=66736 peak_standard_bytes=157440 peak_interleaved_bytes=270592 peak_total_bytes=391808 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:30.189560Z INFO retained operator-plan finalist finalist=1 values=106 operations=75 estimated_cycles=985816 estimated_exchange_cycles=387936 exchange_row_bytes=69376 peak_standard_bytes=159088 peak_interleaved_bytes=216896 peak_total_bytes=349488 maximum_standard_allocation_bytes=40320 active_tile_counts={1, 16, 32, 43, 72, 163, 192, 288, 729, 864, 1296, 1440, 1458, 1462, 1467, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(43))] 2026-09-09T15:20:30.303198Z INFO retained operator-plan finalist finalist=2 values=106 operations=75 estimated_cycles=985864 estimated_exchange_cycles=387936 exchange_row_bytes=69376 peak_standard_bytes=159080 peak_interleaved_bytes=217024 peak_total_bytes=349608 maximum_standard_allocation_bytes=40320 active_tile_counts={1, 16, 32, 43, 72, 163, 192, 288, 729, 864, 1296, 1440, 1458, 1462, 1467, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:30.420797Z INFO retained operator-plan finalist finalist=3 values=105 operations=74 estimated_cycles=987910 estimated_exchange_cycles=380720 exchange_row_bytes=67244 peak_standard_bytes=161412 peak_interleaved_bytes=262336 peak_total_bytes=387524 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:30.549525Z INFO retained operator-plan finalist finalist=4 values=105 operations=74 estimated_cycles=988726 estimated_exchange_cycles=380240 exchange_row_bytes=67136 peak_standard_bytes=161304 peak_interleaved_bytes=262336 peak_total_bytes=387416 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:30.678120Z INFO retained operator-plan finalist finalist=5 values=105 operations=74 estimated_cycles=988806 estimated_exchange_cycles=379920 exchange_row_bytes=66920 peak_standard_bytes=161088 peak_interleaved_bytes=262336 peak_total_bytes=387200 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:30.813061Z INFO retained operator-plan finalist finalist=6 values=105 operations=74 estimated_cycles=988858 estimated_exchange_cycles=379760 exchange_row_bytes=66884 peak_standard_bytes=161052 peak_interleaved_bytes=262848 peak_total_bytes=387676 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:30.940692Z INFO retained operator-plan finalist finalist=7 values=107 operations=76 estimated_cycles=989044 estimated_exchange_cycles=383160 exchange_row_bytes=67256 peak_standard_bytes=160272 peak_interleaved_bytes=262272 peak_total_bytes=386320 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:31.062018Z INFO retained operator-plan finalist finalist=8 values=107 operations=76 estimated_cycles=989096 estimated_exchange_cycles=383000 exchange_row_bytes=67220 peak_standard_bytes=160236 peak_interleaved_bytes=262784 peak_total_bytes=386796 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:31.182273Z INFO retained operator-plan finalist finalist=9 values=107 operations=76 estimated_cycles=989518 estimated_exchange_cycles=384440 exchange_row_bytes=67544 peak_standard_bytes=159984 peak_interleaved_bytes=262272 peak_total_bytes=386032 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:31.303568Z INFO retained operator-plan finalist finalist=10 values=107 operations=76 estimated_cycles=989570 estimated_exchange_cycles=384280 exchange_row_bytes=67508 peak_standard_bytes=159948 peak_interleaved_bytes=262784 peak_total_bytes=386508 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:31.314654Z INFO retained operator-plan finalist finalist=0 values=104 operations=73 estimated_cycles=984147 estimated_exchange_cycles=380280 exchange_row_bytes=66736 peak_standard_bytes=157440 peak_interleaved_bytes=270592 peak_total_bytes=391808 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:31.425653Z INFO retained operator-plan finalist finalist=1 values=106 operations=75 estimated_cycles=985816 estimated_exchange_cycles=387936 exchange_row_bytes=69376 peak_standard_bytes=159088 peak_interleaved_bytes=216896 peak_total_bytes=349488 maximum_standard_allocation_bytes=40320 active_tile_counts={1, 16, 32, 43, 72, 163, 192, 288, 729, 864, 1296, 1440, 1458, 1462, 1467, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(43))] 2026-09-09T15:20:31.429128Z INFO retained operator-plan finalist finalist=11 values=107 operations=76 estimated_cycles=990064 estimated_exchange_cycles=382240 exchange_row_bytes=67324 peak_standard_bytes=161492 peak_interleaved_bytes=262336 peak_total_bytes=387604 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 288, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44)), Some(OperationId(44))] 2026-09-09T15:20:31.539217Z INFO retained operator-plan finalist finalist=2 values=106 operations=75 estimated_cycles=985864 estimated_exchange_cycles=387936 exchange_row_bytes=69376 peak_standard_bytes=159080 peak_interleaved_bytes=217024 peak_total_bytes=349608 maximum_standard_allocation_bytes=40320 active_tile_counts={1, 16, 32, 43, 72, 163, 192, 288, 729, 864, 1296, 1440, 1458, 1462, 1467, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:31.557927Z INFO retained operator-plan finalist finalist=12 values=107 operations=76 estimated_cycles=990146 estimated_exchange_cycles=382240 exchange_row_bytes=67324 peak_standard_bytes=161492 peak_interleaved_bytes=262336 peak_total_bytes=387604 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 256, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44)), Some(OperationId(44))] 2026-09-09T15:20:31.651507Z INFO retained operator-plan finalist finalist=3 values=105 operations=74 estimated_cycles=987910 estimated_exchange_cycles=380720 exchange_row_bytes=67244 peak_standard_bytes=161412 peak_interleaved_bytes=262336 peak_total_bytes=387524 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:31.686698Z INFO retained operator-plan finalist finalist=13 values=107 operations=76 estimated_cycles=990794 estimated_exchange_cycles=383960 exchange_row_bytes=67436 peak_standard_bytes=160452 peak_interleaved_bytes=264896 peak_total_bytes=389124 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 4, 16, 64, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:31.780042Z INFO retained operator-plan finalist finalist=4 values=105 operations=74 estimated_cycles=988726 estimated_exchange_cycles=380240 exchange_row_bytes=67136 peak_standard_bytes=161304 peak_interleaved_bytes=262336 peak_total_bytes=387416 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:31.812757Z INFO retained operator-plan finalist finalist=14 values=104 operations=73 estimated_cycles=1025840 estimated_exchange_cycles=389200 exchange_row_bytes=64472 peak_standard_bytes=192296 peak_interleaved_bytes=324416 peak_total_bytes=478824 maximum_standard_allocation_bytes=42624 active_tile_counts={1, 4, 16, 72, 192, 269, 490, 729, 864, 1345, 1440, 1458, 1464, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:31.908845Z INFO retained operator-plan finalist finalist=5 values=105 operations=74 estimated_cycles=988806 estimated_exchange_cycles=379920 exchange_row_bytes=66920 peak_standard_bytes=161088 peak_interleaved_bytes=262336 peak_total_bytes=387200 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:31.928809Z INFO retained operator-plan finalist finalist=15 values=105 operations=74 estimated_cycles=1185856 estimated_exchange_cycles=573072 exchange_row_bytes=115412 peak_standard_bytes=214996 peak_interleaved_bytes=140672 peak_total_bytes=320292 maximum_standard_allocation_bytes=46720 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:32.044679Z INFO retained operator-plan finalist finalist=6 values=105 operations=74 estimated_cycles=988858 estimated_exchange_cycles=379760 exchange_row_bytes=66884 peak_standard_bytes=161052 peak_interleaved_bytes=262848 peak_total_bytes=387676 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:32.173818Z INFO retained operator-plan finalist finalist=7 values=107 operations=76 estimated_cycles=989044 estimated_exchange_cycles=383160 exchange_row_bytes=67256 peak_standard_bytes=160272 peak_interleaved_bytes=262272 peak_total_bytes=386320 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:32.294933Z INFO retained operator-plan finalist finalist=8 values=107 operations=76 estimated_cycles=989096 estimated_exchange_cycles=383000 exchange_row_bytes=67220 peak_standard_bytes=160236 peak_interleaved_bytes=262784 peak_total_bytes=386796 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:32.420948Z INFO retained operator-plan finalist finalist=9 values=107 operations=76 estimated_cycles=989518 estimated_exchange_cycles=384440 exchange_row_bytes=67544 peak_standard_bytes=159984 peak_interleaved_bytes=262272 peak_total_bytes=386032 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:32.542185Z INFO retained operator-plan finalist finalist=10 values=107 operations=76 estimated_cycles=989570 estimated_exchange_cycles=384280 exchange_row_bytes=67508 peak_standard_bytes=159948 peak_interleaved_bytes=262784 peak_total_bytes=386508 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:32.662317Z INFO retained operator-plan finalist finalist=11 values=107 operations=76 estimated_cycles=990064 estimated_exchange_cycles=382240 exchange_row_bytes=67324 peak_standard_bytes=161492 peak_interleaved_bytes=262336 peak_total_bytes=387604 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 269, 288, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44)), Some(OperationId(44))] 2026-09-09T15:20:32.797805Z INFO retained operator-plan finalist finalist=12 values=107 operations=76 estimated_cycles=990146 estimated_exchange_cycles=382240 exchange_row_bytes=67324 peak_standard_bytes=161492 peak_interleaved_bytes=262336 peak_total_bytes=387604 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 16, 72, 192, 256, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44)), Some(OperationId(44))] 2026-09-09T15:20:32.926306Z INFO retained operator-plan finalist finalist=13 values=107 operations=76 estimated_cycles=990794 estimated_exchange_cycles=383960 exchange_row_bytes=67436 peak_standard_bytes=160452 peak_interleaved_bytes=264896 peak_total_bytes=389124 maximum_standard_allocation_bytes=56576 active_tile_counts={1, 4, 16, 64, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1452, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(42)), Some(OperationId(44))] 2026-09-09T15:20:33.053637Z INFO retained operator-plan finalist finalist=14 values=104 operations=73 estimated_cycles=1025840 estimated_exchange_cycles=389200 exchange_row_bytes=64472 peak_standard_bytes=192296 peak_interleaved_bytes=324416 peak_total_bytes=478824 maximum_standard_allocation_bytes=42624 active_tile_counts={1, 4, 16, 72, 192, 269, 490, 729, 864, 1345, 1440, 1458, 1464, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:33.176646Z INFO retained operator-plan finalist finalist=15 values=105 operations=74 estimated_cycles=1185856 estimated_exchange_cycles=573072 exchange_row_bytes=115412 peak_standard_bytes=214996 peak_interleaved_bytes=140672 peak_total_bytes=320292 maximum_standard_allocation_bytes=46720 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(3)), Some(OperationId(4)), Some(OperationId(4)), Some(OperationId(5)), Some(OperationId(14)), Some(OperationId(14)), Some(OperationId(15)), Some(OperationId(17)), Some(OperationId(18)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(21)), Some(OperationId(21)), Some(OperationId(22)), Some(OperationId(24)), Some(OperationId(25)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(36)), Some(OperationId(36)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(39)), Some(OperationId(42)), Some(OperationId(42))] 2026-09-09T15:20:34.038232Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=170897 success=true 2026-09-09T15:20:42.622001Z INFO screen_finalist{finalist=39}: screened exchange table geometry expansion_ms=7343 expansion_and_footprint_ms=8583 estimated_row_bytes=29584 heuristic_row_bytes=101552 geometry_fragments_per_tile=3453 fragment_limit=16384 2026-09-09T15:20:42.641110Z INFO screen_finalist{finalist=28}: screened exchange table geometry expansion_ms=7371 expansion_and_footprint_ms=8602 estimated_row_bytes=23704 heuristic_row_bytes=65216 geometry_fragments_per_tile=2570 fragment_limit=16384 2026-09-09T15:20:42.775111Z INFO screen_finalist{finalist=0}: screened exchange table geometry expansion_ms=7442 expansion_and_footprint_ms=8736 estimated_row_bytes=23552 heuristic_row_bytes=67600 geometry_fragments_per_tile=2576 fragment_limit=16384 2026-09-09T15:20:42.776600Z INFO screen_finalist{finalist=1}: screened exchange table geometry expansion_ms=7470 expansion_and_footprint_ms=8737 estimated_row_bytes=39568 heuristic_row_bytes=66736 geometry_fragments_per_tile=3880 fragment_limit=16384 2026-09-09T15:20:42.789532Z INFO screen_finalist{finalist=4}: screened exchange table geometry expansion_ms=7453 expansion_and_footprint_ms=8750 estimated_row_bytes=25848 heuristic_row_bytes=70120 geometry_fragments_per_tile=2792 fragment_limit=16384 2026-09-09T15:20:42.790942Z INFO screen_finalist{finalist=3}: screened exchange table geometry expansion_ms=7452 expansion_and_footprint_ms=8752 estimated_row_bytes=40144 heuristic_row_bytes=69376 geometry_fragments_per_tile=4096 fragment_limit=16384 2026-09-09T15:20:42.870790Z INFO screen_finalist{finalist=36}: screened exchange table geometry expansion_ms=7554 expansion_and_footprint_ms=8832 estimated_row_bytes=30536 heuristic_row_bytes=101888 geometry_fragments_per_tile=3573 fragment_limit=16384 2026-09-09T15:20:42.883469Z INFO screen_finalist{finalist=2}: screened exchange table geometry expansion_ms=7517 expansion_and_footprint_ms=8844 estimated_row_bytes=25848 heuristic_row_bytes=70120 geometry_fragments_per_tile=2792 fragment_limit=16384 2026-09-09T15:20:42.901945Z INFO screen_finalist{finalist=42}: screened exchange table geometry expansion_ms=7574 expansion_and_footprint_ms=8863 estimated_row_bytes=30760 heuristic_row_bytes=102792 geometry_fragments_per_tile=3587 fragment_limit=16384 2026-09-09T15:20:43.075461Z INFO screen_finalist{finalist=26}: screened exchange table geometry expansion_ms=7657 expansion_and_footprint_ms=9036 estimated_row_bytes=25448 heuristic_row_bytes=68420 geometry_fragments_per_tile=2807 fragment_limit=16384 2026-09-09T15:20:43.121492Z INFO screen_finalist{finalist=14}: screened exchange table geometry expansion_ms=7766 expansion_and_footprint_ms=9082 estimated_row_bytes=25544 heuristic_row_bytes=68240 geometry_fragments_per_tile=2819 fragment_limit=16384 2026-09-09T15:20:43.137399Z INFO screen_finalist{finalist=10}: screened exchange table geometry expansion_ms=7760 expansion_and_footprint_ms=9098 estimated_row_bytes=25144 heuristic_row_bytes=67864 geometry_fragments_per_tile=2742 fragment_limit=16384 2026-09-09T15:20:43.164550Z INFO screen_finalist{finalist=24}: screened exchange table geometry expansion_ms=7777 expansion_and_footprint_ms=9125 estimated_row_bytes=25264 heuristic_row_bytes=68268 geometry_fragments_per_tile=2748 fragment_limit=16384 2026-09-09T15:20:43.182525Z INFO screen_finalist{finalist=25}: screened exchange table geometry expansion_ms=7765 expansion_and_footprint_ms=9143 estimated_row_bytes=40592 heuristic_row_bytes=67684 geometry_fragments_per_tile=4056 fragment_limit=16384 2026-09-09T15:20:43.183352Z INFO screen_finalist{finalist=9}: screened exchange table geometry expansion_ms=7752 expansion_and_footprint_ms=9144 estimated_row_bytes=40424 heuristic_row_bytes=67496 geometry_fragments_per_tile=4024 fragment_limit=16384 2026-09-09T15:20:43.187669Z INFO screen_finalist{finalist=18}: screened exchange table geometry expansion_ms=7792 expansion_and_footprint_ms=9149 estimated_row_bytes=25608 heuristic_row_bytes=68488 geometry_fragments_per_tile=2826 fragment_limit=16384 2026-09-09T15:20:43.198692Z INFO screen_finalist{finalist=17}: screened exchange table geometry expansion_ms=7785 expansion_and_footprint_ms=9159 estimated_row_bytes=40464 heuristic_row_bytes=67580 geometry_fragments_per_tile=4131 fragment_limit=16384 2026-09-09T15:20:43.206479Z INFO screen_finalist{finalist=12}: screened exchange table geometry expansion_ms=7771 expansion_and_footprint_ms=9167 estimated_row_bytes=25152 heuristic_row_bytes=67788 geometry_fragments_per_tile=2746 fragment_limit=16384 2026-09-09T15:20:43.208925Z INFO screen_finalist{finalist=16}: screened exchange table geometry expansion_ms=7789 expansion_and_footprint_ms=9170 estimated_row_bytes=25560 heuristic_row_bytes=68164 geometry_fragments_per_tile=2823 fragment_limit=16384 2026-09-09T15:20:43.212055Z INFO screen_finalist{finalist=6}: screened exchange table geometry expansion_ms=7781 expansion_and_footprint_ms=9173 estimated_row_bytes=25184 heuristic_row_bytes=68188 geometry_fragments_per_tile=2746 fragment_limit=16384 2026-09-09T15:20:43.217196Z INFO screen_finalist{finalist=27}: screened exchange table geometry expansion_ms=7765 expansion_and_footprint_ms=9178 estimated_row_bytes=40184 heuristic_row_bytes=67836 geometry_fragments_per_tile=4115 fragment_limit=16384 2026-09-09T15:20:43.238829Z INFO screen_finalist{finalist=13}: screened exchange table geometry expansion_ms=7780 expansion_and_footprint_ms=9200 estimated_row_bytes=40440 heuristic_row_bytes=67204 geometry_fragments_per_tile=4054 fragment_limit=16384 2026-09-09T15:20:43.284273Z INFO screen_finalist{finalist=15}: screened exchange table geometry expansion_ms=7823 expansion_and_footprint_ms=9245 estimated_row_bytes=40456 heuristic_row_bytes=67656 geometry_fragments_per_tile=4127 fragment_limit=16384 2026-09-09T15:20:43.669191Z INFO screen_finalist{finalist=30}: screened exchange table geometry expansion_ms=8132 expansion_and_footprint_ms=9630 estimated_row_bytes=27776 heuristic_row_bytes=116116 geometry_fragments_per_tile=3022 fragment_limit=16384 2026-09-09T15:20:49.955418Z INFO screen_finalist{finalist=29}: screened exchange table geometry expansion_ms=6015 expansion_and_footprint_ms=7276 estimated_row_bytes=39688 heuristic_row_bytes=64472 geometry_fragments_per_tile=3874 fragment_limit=16384 2026-09-09T15:20:50.880664Z INFO screen_finalist{finalist=5}: screened exchange table geometry expansion_ms=6730 expansion_and_footprint_ms=8060 estimated_row_bytes=40144 heuristic_row_bytes=69376 geometry_fragments_per_tile=4096 fragment_limit=16384 2026-09-09T15:20:51.085943Z INFO screen_finalist{finalist=21}: screened exchange table geometry expansion_ms=6975 expansion_and_footprint_ms=8278 estimated_row_bytes=40504 heuristic_row_bytes=67868 geometry_fragments_per_tile=4139 fragment_limit=16384 2026-09-09T15:20:51.171513Z INFO screen_finalist{finalist=46}: screened exchange table geometry expansion_ms=6773 expansion_and_footprint_ms=7903 estimated_row_bytes=29488 heuristic_row_bytes=99184 geometry_fragments_per_tile=3404 fragment_limit=16384 2026-09-09T15:20:51.260594Z INFO screen_finalist{finalist=22}: screened exchange table geometry expansion_ms=6977 expansion_and_footprint_ms=8333 estimated_row_bytes=25304 heuristic_row_bytes=68268 geometry_fragments_per_tile=2752 fragment_limit=16384 2026-09-09T15:20:51.323262Z INFO screen_finalist{finalist=23}: screened exchange table geometry expansion_ms=6708 expansion_and_footprint_ms=8019 estimated_row_bytes=40592 heuristic_row_bytes=67684 geometry_fragments_per_tile=4060 fragment_limit=16384 2026-09-09T15:20:51.357944Z INFO screen_finalist{finalist=7}: screened exchange table geometry expansion_ms=6887 expansion_and_footprint_ms=8246 estimated_row_bytes=40472 heuristic_row_bytes=67604 geometry_fragments_per_tile=4054 fragment_limit=16384 2026-09-09T15:20:51.366165Z INFO screen_finalist{finalist=8}: screened exchange table geometry expansion_ms=6797 expansion_and_footprint_ms=8126 estimated_row_bytes=24856 heuristic_row_bytes=68080 geometry_fragments_per_tile=2716 fragment_limit=16384 2026-09-09T15:20:51.401332Z INFO screen_finalist{finalist=40}: screened exchange table geometry expansion_ms=7458 expansion_and_footprint_ms=8745 estimated_row_bytes=30696 heuristic_row_bytes=102544 geometry_fragments_per_tile=3580 fragment_limit=16384 2026-09-09T15:20:51.411791Z INFO screen_finalist{finalist=37}: screened exchange table geometry expansion_ms=7357 expansion_and_footprint_ms=8580 estimated_row_bytes=29792 heuristic_row_bytes=101624 geometry_fragments_per_tile=3466 fragment_limit=16384 2026-09-09T15:20:51.428117Z INFO screen_finalist{finalist=11}: screened exchange table geometry expansion_ms=6910 expansion_and_footprint_ms=8254 estimated_row_bytes=40432 heuristic_row_bytes=67280 geometry_fragments_per_tile=4050 fragment_limit=16384 2026-09-09T15:20:51.510658Z INFO screen_finalist{finalist=44}: screened exchange table geometry expansion_ms=7069 expansion_and_footprint_ms=8268 estimated_row_bytes=30344 heuristic_row_bytes=102428 geometry_fragments_per_tile=3532 fragment_limit=16384 2026-09-09T15:20:51.514463Z INFO screen_finalist{finalist=43}: screened exchange table geometry expansion_ms=7353 expansion_and_footprint_ms=8577 estimated_row_bytes=30288 heuristic_row_bytes=102500 geometry_fragments_per_tile=3526 fragment_limit=16384 2026-09-09T15:20:51.560391Z INFO screen_finalist{finalist=19}: screened exchange table geometry expansion_ms=7064 expansion_and_footprint_ms=8401 estimated_row_bytes=40464 heuristic_row_bytes=67904 geometry_fragments_per_tile=4134 fragment_limit=16384 2026-09-09T15:20:51.577008Z INFO screen_finalist{finalist=41}: screened exchange table geometry expansion_ms=7506 expansion_and_footprint_ms=8761 estimated_row_bytes=30176 heuristic_row_bytes=102068 geometry_fragments_per_tile=3517 fragment_limit=16384 2026-09-09T15:20:51.670343Z INFO screen_finalist{finalist=38}: screened exchange table geometry expansion_ms=7149 expansion_and_footprint_ms=8408 estimated_row_bytes=30552 heuristic_row_bytes=101812 geometry_fragments_per_tile=3577 fragment_limit=16384 2026-09-09T15:20:51.697384Z INFO screen_finalist{finalist=20}: screened exchange table geometry expansion_ms=7147 expansion_and_footprint_ms=8470 estimated_row_bytes=25648 heuristic_row_bytes=68452 geometry_fragments_per_tile=2831 fragment_limit=16384 2026-09-09T15:20:51.756683Z INFO screen_finalist{finalist=33}: screened exchange table geometry expansion_ms=7543 expansion_and_footprint_ms=8841 estimated_row_bytes=30792 heuristic_row_bytes=102364 geometry_fragments_per_tile=3592 fragment_limit=16384 2026-09-09T15:20:51.791141Z INFO screen_finalist{finalist=45}: screened exchange table geometry expansion_ms=7315 expansion_and_footprint_ms=8587 estimated_row_bytes=30576 heuristic_row_bytes=102616 geometry_fragments_per_tile=3565 fragment_limit=16384 2026-09-09T15:20:51.886964Z INFO screen_finalist{finalist=34}: screened exchange table geometry expansion_ms=7304 expansion_and_footprint_ms=8591 estimated_row_bytes=30856 heuristic_row_bytes=102612 geometry_fragments_per_tile=3599 fragment_limit=16384 2026-09-09T15:20:51.958068Z INFO screen_finalist{finalist=35}: screened exchange table geometry expansion_ms=7331 expansion_and_footprint_ms=8617 estimated_row_bytes=30752 heuristic_row_bytes=102040 geometry_fragments_per_tile=3588 fragment_limit=16384 2026-09-09T15:20:52.336920Z INFO screen_finalist{finalist=31}: screened exchange table geometry expansion_ms=7187 expansion_and_footprint_ms=8619 estimated_row_bytes=43752 heuristic_row_bytes=115412 geometry_fragments_per_tile=4326 fragment_limit=16384 2026-09-09T15:20:52.431857Z INFO screen_finalist{finalist=47}: screened exchange table geometry expansion_ms=7828 expansion_and_footprint_ms=9173 estimated_row_bytes=23912 heuristic_row_bytes=158912 geometry_fragments_per_tile=2561 fragment_limit=16384 2026-09-09T15:20:52.464048Z INFO screen_finalist{finalist=48}: screened exchange table geometry expansion_ms=7828 expansion_and_footprint_ms=9196 estimated_row_bytes=23928 heuristic_row_bytes=158068 geometry_fragments_per_tile=2563 fragment_limit=16384 2026-09-09T15:20:56.300189Z INFO screen_finalist{finalist=32}: screened exchange table geometry expansion_ms=5051 expansion_and_footprint_ms=6303 estimated_row_bytes=30144 heuristic_row_bytes=101988 geometry_fragments_per_tile=3515 fragment_limit=16384 2026-09-09T15:20:56.333812Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: expanded fragment cache cache_stats=(7544, 726770, 7623) plan_cache_stats=(32768, 1998832, 262721) 2026-09-09T15:20:56.334169Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: bounded finalist shortlist stage="placement" candidates=49 admitted_candidates=4 2026-09-09T15:21:21.125854Z INFO screened tile mappings by exchange resource load candidates=300 baseline_cycles=170866 candidate_cycles=170622 baseline_pressure=128025 candidate_pressure=130308 2026-09-09T15:21:21.154417Z INFO modelled expanded operator plan finalist=4 elapsed_ms=2251 modelled_cycles=665084 estimated_row_bytes=25848 2026-09-09T15:21:22.016466Z INFO screened tile mappings by exchange resource load candidates=263 baseline_cycles=164412 candidate_cycles=164412 baseline_pressure=130106 candidate_pressure=130106 2026-09-09T15:21:22.046800Z INFO modelled expanded operator plan finalist=0 elapsed_ms=3144 modelled_cycles=666106 estimated_row_bytes=23552 2026-09-09T15:21:22.462375Z INFO screened tile mappings by exchange resource load candidates=300 baseline_cycles=170858 candidate_cycles=170614 baseline_pressure=128025 candidate_pressure=130308 2026-09-09T15:21:22.493580Z INFO modelled expanded operator plan finalist=2 elapsed_ms=3591 modelled_cycles=665028 estimated_row_bytes=25848 2026-09-09T15:21:22.560819Z INFO screened tile mappings by exchange resource load candidates=280 baseline_cycles=169190 candidate_cycles=168806 baseline_pressure=124242 candidate_pressure=124075 2026-09-09T15:21:22.593898Z INFO modelled expanded operator plan finalist=30 elapsed_ms=3691 modelled_cycles=691305 estimated_row_bytes=27776 2026-09-09T15:21:22.594136Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: bounded finalist shortlist stage="scheduling" candidates=4 admitted_candidates=2 2026-09-09T15:21:23.178463Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=32 2026-09-09T15:21:23.182724Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=32 elapsed_ms=4 success=true 2026-09-09T15:21:23.195340Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=0 candidates=184 ordinary_horizon=784 paired_horizon=464 use_paired=true 2026-09-09T15:21:23.203467Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=48 transfers=1304 maximum_identical_destinations=1 2026-09-09T15:21:23.203507Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=48 initial_horizon=377 selected_horizon=377 endpoint_lower_bound=256 lower_bound_gap=121 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.204408Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=48 tile=456 row_words=22 horizon=377 2026-09-09T15:21:23.205610Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=40 2026-09-09T15:21:23.210168Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=19 transfers=1459 maximum_identical_destinations=1 2026-09-09T15:21:23.210224Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=19 initial_horizon=2913 selected_horizon=2913 endpoint_lower_bound=1728 lower_bound_gap=1185 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.212028Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=19 tile=314 row_words=17 horizon=2913 2026-09-09T15:21:23.218856Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:21:23.218890Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=3 initial_horizon=2434 selected_horizon=2422 endpoint_lower_bound=1152 lower_bound_gap=1270 selected_kind="critical-neighborhood" neighborhood_improvements=1 2026-09-09T15:21:23.220338Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=355 row_words=14 horizon=2422 2026-09-09T15:21:23.225645Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=42 transfers=1296 maximum_identical_destinations=1 2026-09-09T15:21:23.225676Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=42 initial_horizon=867 selected_horizon=867 endpoint_lower_bound=256 lower_bound_gap=611 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.227089Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=42 tile=1429 row_words=9 horizon=867 2026-09-09T15:21:23.232825Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=40 elapsed_ms=27 success=true 2026-09-09T15:21:23.239671Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=50 transfers=1419 maximum_identical_destinations=1 2026-09-09T15:21:23.239707Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=50 initial_horizon=1158 selected_horizon=1158 endpoint_lower_bound=1056 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.240593Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=50 tile=136 row_words=71 horizon=1158 2026-09-09T15:21:23.251998Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=8 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:21:23.252021Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=8 initial_horizon=502 selected_horizon=502 endpoint_lower_bound=288 lower_bound_gap=214 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.254004Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=8 tile=1429 row_words=9 horizon=502 2026-09-09T15:21:23.269137Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=4416 maximum_identical_destinations=1 2026-09-09T15:21:23.269173Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=1 initial_horizon=980 selected_horizon=980 endpoint_lower_bound=864 lower_bound_gap=116 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.271161Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=43 transfers=1224 maximum_identical_destinations=1 2026-09-09T15:21:23.271192Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=43 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.272042Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=43 tile=228 row_words=39 horizon=374 2026-09-09T15:21:23.272891Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=703 row_words=22 horizon=980 2026-09-09T15:21:23.276444Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=11656 2026-09-09T15:21:23.294183Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=19 transfers=1459 maximum_identical_destinations=1 2026-09-09T15:21:23.294242Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=19 initial_horizon=3080 selected_horizon=3042 endpoint_lower_bound=1728 lower_bound_gap=1314 selected_kind="critical-neighborhood" neighborhood_improvements=1 2026-09-09T15:21:23.295601Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=19 tile=720 row_words=17 horizon=3042 2026-09-09T15:21:23.301545Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=4416 maximum_identical_destinations=1 2026-09-09T15:21:23.301573Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=1 initial_horizon=1012 selected_horizon=1012 endpoint_lower_bound=864 lower_bound_gap=148 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.305424Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=345 row_words=23 horizon=1012 2026-09-09T15:21:23.333647Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:21:23.333679Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=3 initial_horizon=2521 selected_horizon=2435 endpoint_lower_bound=1152 lower_bound_gap=1283 selected_kind="critical-neighborhood" neighborhood_improvements=1 2026-09-09T15:21:23.335046Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=720 row_words=14 horizon=2435 2026-09-09T15:21:23.390246Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=22 transfers=8694 maximum_identical_destinations=1 2026-09-09T15:21:23.390287Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=22 initial_horizon=13223 selected_horizon=13223 endpoint_lower_bound=7872 lower_bound_gap=5351 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.395389Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=22 tile=1426 row_words=48 horizon=13223 2026-09-09T15:21:23.428421Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=23311 2026-09-09T15:21:23.432830Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=11656 elapsed_ms=156 success=true 2026-09-09T15:21:23.444675Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=42 transfers=1296 maximum_identical_destinations=1 2026-09-09T15:21:23.444706Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=42 initial_horizon=812 selected_horizon=812 endpoint_lower_bound=256 lower_bound_gap=556 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.445649Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=42 tile=1086 row_words=9 horizon=812 2026-09-09T15:21:23.450653Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=17 transfers=8520 maximum_identical_destinations=1 2026-09-09T15:21:23.450682Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=17 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:21:23.457283Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=17 tile=588 row_words=41 horizon=1936 2026-09-09T15:21:23.469745Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=43 transfers=1224 maximum_identical_destinations=1 2026-09-09T15:21:23.469770Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=43 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.470244Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=43 tile=47 row_words=23 horizon=374 2026-09-09T15:21:23.484255Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=32 2026-09-09T15:21:23.486991Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=32 elapsed_ms=2 success=true 2026-09-09T15:21:23.513719Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=34 transfers=1537 maximum_identical_destinations=1 2026-09-09T15:21:23.513757Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=34 initial_horizon=887 selected_horizon=887 endpoint_lower_bound=324 lower_bound_gap=563 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.515081Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=34 tile=16 row_words=25 horizon=887 2026-09-09T15:21:23.526606Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=17 transfers=8520 maximum_identical_destinations=1 2026-09-09T15:21:23.526648Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=17 initial_horizon=2584 selected_horizon=1978 endpoint_lower_bound=1824 lower_bound_gap=154 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:21:23.533243Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=17 tile=862 row_words=40 horizon=1978 2026-09-09T15:21:23.537911Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=22 transfers=8694 maximum_identical_destinations=1 2026-09-09T15:21:23.537943Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=22 initial_horizon=13225 selected_horizon=13225 endpoint_lower_bound=7872 lower_bound_gap=5353 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.544727Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=48 transfers=1304 maximum_identical_destinations=1 2026-09-09T15:21:23.544744Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=48 initial_horizon=358 selected_horizon=358 endpoint_lower_bound=256 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.545251Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=48 tile=121 row_words=16 horizon=358 2026-09-09T15:21:23.546480Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=22 tile=441 row_words=48 horizon=13225 2026-09-09T15:21:23.569751Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=269 2026-09-09T15:21:23.586234Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561 2026-09-09T15:21:23.588869Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=23311 2026-09-09T15:21:23.606691Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=269 elapsed_ms=36 success=true 2026-09-09T15:21:23.658304Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=14 transfers=11656 maximum_identical_destinations=1 2026-09-09T15:21:23.658348Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=14 initial_horizon=1944 selected_horizon=1944 endpoint_lower_bound=576 lower_bound_gap=1368 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.664451Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=14 tile=662 row_words=65 horizon=1944 2026-09-09T15:21:23.667900Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=50 transfers=1419 maximum_identical_destinations=1 2026-09-09T15:21:23.667919Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=50 initial_horizon=1142 selected_horizon=1142 endpoint_lower_bound=1056 lower_bound_gap=86 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.668501Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=50 tile=13 row_words=39 horizon=1142 2026-09-09T15:21:23.674381Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=9477 2026-09-09T15:21:23.684908Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=26 transfers=17040 maximum_identical_destinations=1 2026-09-09T15:21:23.684943Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=26 initial_horizon=4717 selected_horizon=4060 endpoint_lower_bound=3648 lower_bound_gap=412 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:21:23.698163Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=26 tile=1236 row_words=77 horizon=4060 2026-09-09T15:21:23.730820Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=26 transfers=17040 maximum_identical_destinations=1 2026-09-09T15:21:23.730876Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=26 initial_horizon=4970 selected_horizon=4169 endpoint_lower_bound=3648 lower_bound_gap=521 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:21:23.744863Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=26 tile=717 row_words=78 horizon=4169 2026-09-09T15:21:23.774052Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=42588 2026-09-09T15:21:23.818877Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=38 transfers=1248 maximum_identical_destinations=1 2026-09-09T15:21:23.818921Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=38 initial_horizon=5870 selected_horizon=5870 endpoint_lower_bound=5760 lower_bound_gap=110 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:23.820156Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=38 tile=296 row_words=48 horizon=5870 2026-09-09T15:21:23.841424Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=61520 2026-09-09T15:21:23.867940Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=23311 elapsed_ms=439 success=true 2026-09-09T15:21:23.966376Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=66880 2026-09-09T15:21:23.987735Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=23311 elapsed_ms=398 success=true 2026-09-09T15:21:24.017751Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374 2026-09-09T15:21:24.069835Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51938 2026-09-09T15:21:24.145440Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561 2026-09-09T15:21:24.174895Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=24 transfers=9477 maximum_identical_destinations=1 2026-09-09T15:21:24.174946Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=24 initial_horizon=12817 selected_horizon=12817 endpoint_lower_bound=7296 lower_bound_gap=5521 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:24.188229Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=24 tile=1221 row_words=250 horizon=12817 2026-09-09T15:21:24.215416Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=629 success=true 2026-09-09T15:21:24.223889Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=31 transfers=12960 maximum_identical_destinations=1 2026-09-09T15:21:24.223939Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=31 initial_horizon=10848 selected_horizon=10848 endpoint_lower_bound=6048 lower_bound_gap=4800 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:24.234912Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=31 tile=53 row_words=68 horizon=10848 2026-09-09T15:21:24.274527Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=9477 elapsed_ms=600 success=true 2026-09-09T15:21:24.275902Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=28 transfers=1457 maximum_identical_destinations=1 2026-09-09T15:21:24.275927Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=28 initial_horizon=1717 selected_horizon=1717 endpoint_lower_bound=576 lower_bound_gap=1141 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:24.277293Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=28 tile=721 row_words=11 horizon=1717 2026-09-09T15:21:24.281440Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51938 2026-09-09T15:21:24.299057Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51938 2026-09-09T15:21:24.328013Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=75104 2026-09-09T15:21:24.337444Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=38 transfers=1248 maximum_identical_destinations=1 2026-09-09T15:21:24.337480Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=38 initial_horizon=5867 selected_horizon=5867 endpoint_lower_bound=5760 lower_bound_gap=107 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:24.338451Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=38 tile=79 row_words=47 horizon=5867 2026-09-09T15:21:24.421638Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=42588 elapsed_ms=647 success=true 2026-09-09T15:21:24.433424Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=2 transfers=23311 maximum_identical_destinations=1 2026-09-09T15:21:24.433477Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=2 initial_horizon=1540 selected_horizon=1540 endpoint_lower_bound=288 lower_bound_gap=1252 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:24.450218Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=28 transfers=1457 maximum_identical_destinations=1 2026-09-09T15:21:24.450261Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=28 initial_horizon=1525 selected_horizon=1465 endpoint_lower_bound=576 lower_bound_gap=889 selected_kind="critical-neighborhood" neighborhood_improvements=1 2026-09-09T15:21:24.451356Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=2 tile=969 row_words=79 horizon=1540 2026-09-09T15:21:24.451784Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=28 tile=715 row_words=11 horizon=1465 2026-09-09T15:21:24.512979Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=29 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:21:24.513029Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=29 initial_horizon=6647 selected_horizon=6647 endpoint_lower_bound=2688 lower_bound_gap=3959 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:24.526016Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=29 tile=196 row_words=176 horizon=6647 2026-09-09T15:21:24.570952Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51938 2026-09-09T15:21:24.576115Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=2 transfers=23311 maximum_identical_destinations=1 2026-09-09T15:21:24.576155Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=2 initial_horizon=1473 selected_horizon=1473 endpoint_lower_bound=288 lower_bound_gap=1185 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:24.591188Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=2 tile=248 row_words=82 horizon=1473 2026-09-09T15:21:24.657806Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=34 transfers=1537 maximum_identical_destinations=1 2026-09-09T15:21:24.657842Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=34 initial_horizon=883 selected_horizon=883 endpoint_lower_bound=324 lower_bound_gap=559 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:24.659450Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=34 tile=3 row_words=24 horizon=883 2026-09-09T15:21:24.731299Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561 2026-09-09T15:21:24.781775Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=11656 2026-09-09T15:21:24.823323Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=61520 elapsed_ms=981 success=true 2026-09-09T15:21:24.844270Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=698 success=true 2026-09-09T15:21:24.869003Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=42588 maximum_identical_destinations=1 2026-09-09T15:21:24.869069Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=6 initial_horizon=13429 selected_horizon=13429 endpoint_lower_bound=9072 lower_bound_gap=4357 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:24.909009Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=407 row_words=224 horizon=13429 2026-09-09T15:21:24.975521Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=11656 elapsed_ms=193 success=true 2026-09-09T15:21:24.981008Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=31 transfers=12960 maximum_identical_destinations=1 2026-09-09T15:21:24.981045Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=31 initial_horizon=10835 selected_horizon=10834 endpoint_lower_bound=6048 lower_bound_gap=4786 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:21:24.992813Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=31 tile=716 row_words=70 horizon=10834 2026-09-09T15:21:24.995881Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=9477 2026-09-09T15:21:25.048882Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=66880 elapsed_ms=1082 success=true 2026-09-09T15:21:25.108836Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=1091 success=true 2026-09-09T15:21:25.146441Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=29 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:21:25.146488Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=29 initial_horizon=6892 selected_horizon=6892 endpoint_lower_bound=2688 lower_bound_gap=4204 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:25.158480Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=29 tile=197 row_words=180 horizon=6892 2026-09-09T15:21:25.166783Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=103818 2026-09-09T15:21:25.176718Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51938 elapsed_ms=895 success=true 2026-09-09T15:21:25.178082Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=69934 2026-09-09T15:21:25.202971Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=8 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:21:25.203006Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=8 initial_horizon=502 selected_horizon=502 endpoint_lower_bound=288 lower_bound_gap=214 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:25.204594Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=8 tile=1433 row_words=9 horizon=502 2026-09-09T15:21:25.228465Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=14 transfers=11656 maximum_identical_destinations=1 2026-09-09T15:21:25.228510Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=14 initial_horizon=1904 selected_horizon=1904 endpoint_lower_bound=576 lower_bound_gap=1328 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:25.236037Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=14 tile=680 row_words=66 horizon=1904 2026-09-09T15:21:25.299013Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374 2026-09-09T15:21:25.304793Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=12492 2026-09-09T15:21:25.334446Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51938 elapsed_ms=1035 success=true 2026-09-09T15:21:25.341642Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=12492 2026-09-09T15:21:25.368025Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51938 elapsed_ms=1298 success=true 2026-09-09T15:21:25.433997Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=12492 elapsed_ms=129 success=true 2026-09-09T15:21:25.477673Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=12492 elapsed_ms=135 success=true 2026-09-09T15:21:25.535474Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=42588 maximum_identical_destinations=1 2026-09-09T15:21:25.535524Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=6 initial_horizon=13968 selected_horizon=13968 endpoint_lower_bound=9072 lower_bound_gap=4896 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:25.544408Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=36 transfers=12492 maximum_identical_destinations=1 2026-09-09T15:21:25.544441Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=36 initial_horizon=7904 selected_horizon=7904 endpoint_lower_bound=6756 lower_bound_gap=1148 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:25.552864Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=36 tile=116 row_words=175 horizon=7904 2026-09-09T15:21:25.576834Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=154 row_words=227 horizon=13968 2026-09-09T15:21:25.590075Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=36 transfers=12492 maximum_identical_destinations=1 2026-09-09T15:21:25.590117Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=36 initial_horizon=7903 selected_horizon=7903 endpoint_lower_bound=6756 lower_bound_gap=1147 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:25.598585Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=36 tile=32 row_words=174 horizon=7903 2026-09-09T15:21:25.643266Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=20 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:21:25.643318Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=20 initial_horizon=13561 selected_horizon=13561 endpoint_lower_bound=7872 lower_bound_gap=5689 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:25.648742Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=349 success=true 2026-09-09T15:21:25.661193Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=20 tile=231 row_words=344 horizon=13561 2026-09-09T15:21:25.704221Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=103818 2026-09-09T15:21:25.722153Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=9477 elapsed_ms=726 success=true 2026-09-09T15:21:25.789622Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51938 elapsed_ms=1218 success=true 2026-09-09T15:21:25.852612Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=33612 2026-09-09T15:21:25.889493Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=69934 2026-09-09T15:21:25.894104Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=75104 elapsed_ms=1566 success=true 2026-09-09T15:21:25.909314Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=15 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:21:25.909352Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=15 initial_horizon=4183 selected_horizon=4183 endpoint_lower_bound=3648 lower_bound_gap=535 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:25.922493Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=15 tile=505 row_words=160 horizon=4183 2026-09-09T15:21:26.125070Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=24 candidates=6860 ordinary_horizon=12268 paired_horizon=10439 use_paired=true 2026-09-09T15:21:26.168197Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=24 transfers=9477 maximum_identical_destinations=1 2026-09-09T15:21:26.168254Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=24 initial_horizon=10439 selected_horizon=10439 endpoint_lower_bound=7220 lower_bound_gap=3219 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:26.186174Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=24 tile=251 row_words=256 horizon=10439 2026-09-09T15:21:26.272120Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=1540 success=true 2026-09-09T15:21:26.273456Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=66880 2026-09-09T15:21:26.287542Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=155727 2026-09-09T15:21:26.365334Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=27 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:21:26.365372Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=27 initial_horizon=1009 selected_horizon=1009 endpoint_lower_bound=304 lower_bound_gap=705 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:26.386093Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=13 transfers=61520 maximum_identical_destinations=1 2026-09-09T15:21:26.386149Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=13 initial_horizon=6631 selected_horizon=6631 endpoint_lower_bound=3640 lower_bound_gap=2991 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:26.390135Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=27 tile=207 row_words=165 horizon=1009 2026-09-09T15:21:26.431108Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=13 tile=685 row_words=288 horizon=6631 2026-09-09T15:21:26.614417Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=11 transfers=66880 maximum_identical_destinations=1 2026-09-09T15:21:26.614466Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=11 initial_horizon=5497 selected_horizon=5497 endpoint_lower_bound=3640 lower_bound_gap=1857 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:26.660517Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=11 tile=362 row_words=321 horizon=5497 2026-09-09T15:21:26.683400Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=18 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:21:26.683448Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=18 initial_horizon=1009 selected_horizon=1009 endpoint_lower_bound=304 lower_bound_gap=705 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:26.705590Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=75104 2026-09-09T15:21:26.717262Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=18 tile=207 row_words=165 horizon=1009 2026-09-09T15:21:26.830361Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=4 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:21:26.830402Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=4 initial_horizon=9048 selected_horizon=9048 endpoint_lower_bound=7808 lower_bound_gap=1240 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:26.849036Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=4 tile=289 row_words=358 horizon=9048 2026-09-09T15:21:26.896933Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=33612 2026-09-09T15:21:26.997165Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=18 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:21:26.997242Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=18 initial_horizon=1011 selected_horizon=1011 endpoint_lower_bound=304 lower_bound_gap=707 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:27.032666Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=18 tile=61 row_words=168 horizon=1011 2026-09-09T15:21:27.165803Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=12 transfers=75104 maximum_identical_destinations=1 2026-09-09T15:21:27.165851Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=12 initial_horizon=10616 selected_horizon=10616 endpoint_lower_bound=8832 lower_bound_gap=1784 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:27.220470Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=12 tile=723 row_words=383 horizon=10616 2026-09-09T15:21:27.249115Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=66880 elapsed_ms=975 success=true 2026-09-09T15:21:27.279019Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=27 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:21:27.279065Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=27 initial_horizon=1011 selected_horizon=1011 endpoint_lower_bound=304 lower_bound_gap=707 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:27.313076Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=27 tile=61 row_words=168 horizon=1011 2026-09-09T15:21:27.439367Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374 2026-09-09T15:21:27.674920Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=127498 2026-09-09T15:21:27.689146Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=69934 elapsed_ms=2511 success=true 2026-09-09T15:21:27.738048Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=103818 elapsed_ms=2571 success=true 2026-09-09T15:21:27.760351Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=320 success=true 2026-09-09T15:21:27.852640Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=155727 2026-09-09T15:21:28.012556Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=15 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:21:28.012603Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=15 initial_horizon=4188 selected_horizon=4188 endpoint_lower_bound=3648 lower_bound_gap=540 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:28.021903Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=15 tile=323 row_words=157 horizon=4188 2026-09-09T15:21:28.054472Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=69934 elapsed_ms=2164 success=true 2026-09-09T15:21:28.063609Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=75104 elapsed_ms=1357 success=true 2026-09-09T15:21:28.139261Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=103818 elapsed_ms=2434 success=true 2026-09-09T15:21:28.259128Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561 2026-09-09T15:21:28.425986Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=33612 elapsed_ms=2573 success=true 2026-09-09T15:21:28.654801Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=11 transfers=66880 maximum_identical_destinations=1 2026-09-09T15:21:28.654847Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=11 initial_horizon=5805 selected_horizon=5805 endpoint_lower_bound=3640 lower_bound_gap=2165 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:28.698298Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=11 tile=689 row_words=314 horizon=5805 2026-09-09T15:21:29.199356Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=12 transfers=75104 maximum_identical_destinations=1 2026-09-09T15:21:29.199403Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=12 initial_horizon=11192 selected_horizon=11192 endpoint_lower_bound=8832 lower_bound_gap=2360 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:29.250182Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=12 tile=722 row_words=375 horizon=11192 2026-09-09T15:21:29.279724Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=33612 elapsed_ms=2382 success=true 2026-09-09T15:21:29.416787Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=127498 2026-09-09T15:21:29.787027Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=195654 2026-09-09T15:21:29.915330Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=35 transfers=69934 maximum_identical_destinations=1 2026-09-09T15:21:29.915378Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=35 initial_horizon=7091 selected_horizon=7091 endpoint_lower_bound=2816 lower_bound_gap=4275 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:29.951428Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=35 tile=296 row_words=452 horizon=7091 2026-09-09T15:21:30.019148Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=155727 elapsed_ms=3731 success=true 2026-09-09T15:21:30.088878Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=1829 success=true 2026-09-09T15:21:30.171312Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=10 transfers=33612 maximum_identical_destinations=1 2026-09-09T15:21:30.171362Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=10 initial_horizon=13257 selected_horizon=13257 endpoint_lower_bound=12336 lower_bound_gap=921 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:30.216553Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=35 transfers=69934 maximum_identical_destinations=1 2026-09-09T15:21:30.216601Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=35 initial_horizon=7017 selected_horizon=7017 endpoint_lower_bound=2816 lower_bound_gap=4201 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:30.248289Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=10 tile=67 row_words=729 horizon=13257 2026-09-09T15:21:30.250476Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=35 tile=174 row_words=483 horizon=7017 2026-09-09T15:21:30.654793Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=4 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:21:30.654832Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=4 initial_horizon=7986 selected_horizon=7986 endpoint_lower_bound=7808 lower_bound_gap=178 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:30.672477Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=4 tile=289 row_words=302 horizon=7986 2026-09-09T15:21:30.728771Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=32 transfers=103818 maximum_identical_destinations=1 2026-09-09T15:21:30.728814Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=32 initial_horizon=2591 selected_horizon=2591 endpoint_lower_bound=672 lower_bound_gap=1919 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:30.805406Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=32 tile=465 row_words=306 horizon=2591 2026-09-09T15:21:31.000608Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=10 transfers=33612 maximum_identical_destinations=1 2026-09-09T15:21:31.000663Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=10 initial_horizon=14875 selected_horizon=14875 endpoint_lower_bound=12336 lower_bound_gap=2539 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:31.083939Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=10 tile=663 row_words=717 horizon=14875 2026-09-09T15:21:31.167893Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=32 transfers=103818 maximum_identical_destinations=1 2026-09-09T15:21:31.167939Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=32 initial_horizon=2665 selected_horizon=2665 endpoint_lower_bound=672 lower_bound_gap=1993 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:31.235535Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=32 tile=140 row_words=316 horizon=2665 2026-09-09T15:21:31.509687Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=155727 elapsed_ms=3656 success=true 2026-09-09T15:21:32.984684Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=127498 elapsed_ms=5309 success=true 2026-09-09T15:21:34.522960Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=155727 maximum_identical_destinations=1 2026-09-09T15:21:34.523006Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=7 initial_horizon=4149 selected_horizon=4149 endpoint_lower_bound=1008 lower_bound_gap=3141 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:34.631264Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=212 row_words=461 horizon=4149 2026-09-09T15:21:34.950354Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=127498 elapsed_ms=5533 success=true 2026-09-09T15:21:35.999591Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=155727 maximum_identical_destinations=1 2026-09-09T15:21:35.999642Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=7 initial_horizon=4352 selected_horizon=4352 endpoint_lower_bound=1008 lower_bound_gap=3344 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:36.104645Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=522 row_words=447 horizon=4352 2026-09-09T15:21:36.703280Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=195654 elapsed_ms=6916 success=true 2026-09-09T15:21:36.759681Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=195654 2026-09-09T15:21:37.559275Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=9 transfers=127498 maximum_identical_destinations=1 2026-09-09T15:21:37.559322Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=9 initial_horizon=5228 selected_horizon=5228 endpoint_lower_bound=1312 lower_bound_gap=3916 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:37.639495Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=9 tile=714 row_words=555 horizon=5228 2026-09-09T15:21:38.241617Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=61520 2026-09-09T15:21:39.037483Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=61520 elapsed_ms=795 success=true 2026-09-09T15:21:39.516030Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=9 transfers=127498 maximum_identical_destinations=1 2026-09-09T15:21:39.516083Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=9 initial_horizon=5230 selected_horizon=5230 endpoint_lower_bound=1312 lower_bound_gap=3918 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:39.589980Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=9 tile=1268 row_words=562 horizon=5230 2026-09-09T15:21:40.352277Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=13 transfers=61520 maximum_identical_destinations=1 2026-09-09T15:21:40.352323Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=13 initial_horizon=7133 selected_horizon=7133 endpoint_lower_bound=3640 lower_bound_gap=3493 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:40.402773Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=13 tile=352 row_words=277 horizon=7133 2026-09-09T15:21:43.262539Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=23 transfers=195654 maximum_identical_destinations=1 2026-09-09T15:21:43.262585Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=23 initial_horizon=5658 selected_horizon=5658 endpoint_lower_bound=1312 lower_bound_gap=4346 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:43.293147Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=195654 elapsed_ms=6533 success=true 2026-09-09T15:21:43.409411Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=23 tile=1201 row_words=700 horizon=5658 2026-09-09T15:21:49.433535Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=23 transfers=195654 maximum_identical_destinations=1 2026-09-09T15:21:49.433579Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=23 initial_horizon=6141 selected_horizon=6141 endpoint_lower_bound=1312 lower_bound_gap=4829 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:49.594017Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=23 tile=181 row_words=686 horizon=6141 2026-09-09T15:21:49.653701Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=2 mapped=true analytical_cycles=1080934 analytical_exchange_cycles=617720 scheduled_exchange_cycles=280659 refined_cycles=743873 2026-09-09T15:21:50.226447Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374 2026-09-09T15:21:51.146297Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=919 success=true 2026-09-09T15:21:51.603452Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=20 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:21:51.603493Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=20 initial_horizon=13206 selected_horizon=13206 endpoint_lower_bound=7872 lower_bound_gap=5334 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:51.617322Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=20 tile=415 row_words=338 horizon=13206 2026-09-09T15:21:51.642025Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=2 mapped=false analytical_cycles=1080934 analytical_exchange_cycles=617720 scheduled_exchange_cycles=273391 refined_cycles=736605 2026-09-09T15:21:51.776721Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=27 success=true 2026-09-09T15:21:51.777024Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/gemm_f16_amp.S name="gemm_f8_k160_c16_r144_r144" target=ipu21 2026-09-09T15:21:51.830140Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/a799de92c1f1741f1e04268b30c41863371d22d90ce4f73a8df641978d130e42/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/a799de92c1f1741f1e04268b30c41863371d22d90ce4f73a8df641978d130e42/kernel.json 2026-09-09T15:21:51.831613Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/gemm_f16_amp.S name="gemm_f8_interleaved_k128_c128_r120_r122" target=ipu21 2026-09-09T15:21:51.878603Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/1b5df96056f6e1215f1f2f048deea784999ec07e8154a692c0054ca812d0d8a0/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/1b5df96056f6e1215f1f2f048deea784999ec07e8154a692c0054ca812d0d8a0/kernel.json 2026-09-09T15:21:51.883952Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/rearrange_amp_left_f16.S name="rearrange_f16_codelet_o0_r119_p120_c128_p128" target=ipu21 2026-09-09T15:21:51.928424Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/d2f32a4762aef1fad519788d141fffa031721b64e35f39e05732f36fa072cd9d/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/d2f32a4762aef1fad519788d141fffa031721b64e35f39e05732f36fa072cd9d/kernel.json 2026-09-09T15:21:51.928805Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/rearrange_amp_left_f16.S name="rearrange_f16_codelet_o0_r122_p122_c128_p128" target=ipu21 2026-09-09T15:21:51.971884Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/1e3de37db6b532d9ddf502db8b53b5d3cd0f36d53688c9b7e508270749d5f20b/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/1e3de37db6b532d9ddf502db8b53b5d3cd0f36d53688c9b7e508270749d5f20b/kernel.json 2026-09-09T15:21:51.973915Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=197 success=true 2026-09-09T15:21:51.978181Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true 2026-09-09T15:21:52.885921Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=60 success=true 2026-09-09T15:21:52.885960Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: allocated package support memory linked_end=407384 profile_bytes=868 exchange_table_bytes=22472 host_code_bytes=2772 generated_code_bytes=9512 code_address=461592 standard_ranges=[(475136, 524288)] 2026-09-09T15:21:53.105533Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=219 success=true 2026-09-09T15:21:53.111242Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=45 2026-09-09T15:21:53.113243Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=39 2026-09-09T15:21:53.113300Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48 2026-09-09T15:21:53.113659Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=48 transfers=1304 maximum_identical_destinations=1 2026-09-09T15:21:53.113669Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=48 initial_horizon=358 selected_horizon=358 endpoint_lower_bound=256 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.114243Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=48 tile=121 row_words=16 horizon=358 2026-09-09T15:21:53.115374Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=40 2026-09-09T15:21:53.121918Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=41 2026-09-09T15:21:53.122155Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=19 2026-09-09T15:21:53.122357Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3 2026-09-09T15:21:53.122785Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=19 transfers=1459 maximum_identical_destinations=1 2026-09-09T15:21:53.122798Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=19 initial_horizon=2913 selected_horizon=2913 endpoint_lower_bound=1728 lower_bound_gap=1185 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.122981Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=3 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:21:53.122993Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=3 initial_horizon=2422 selected_horizon=2422 endpoint_lower_bound=1152 lower_bound_gap=1270 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.123413Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=50 2026-09-09T15:21:53.124003Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=19 tile=314 row_words=17 horizon=2913 2026-09-09T15:21:53.124073Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=50 transfers=1419 maximum_identical_destinations=1 2026-09-09T15:21:53.124086Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=50 initial_horizon=1142 selected_horizon=1142 endpoint_lower_bound=1056 lower_bound_gap=86 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.124291Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=355 row_words=14 horizon=2422 2026-09-09T15:21:53.124717Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=46 2026-09-09T15:21:53.124888Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=50 tile=13 row_words=39 horizon=1142 2026-09-09T15:21:53.129379Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=51 2026-09-09T15:21:53.134708Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=42 2026-09-09T15:21:53.135136Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=42 transfers=1296 maximum_identical_destinations=1 2026-09-09T15:21:53.135145Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=42 initial_horizon=812 selected_horizon=812 endpoint_lower_bound=256 lower_bound_gap=556 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.136288Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=42 tile=1086 row_words=9 horizon=812 2026-09-09T15:21:53.143033Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1 2026-09-09T15:21:53.146504Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=4416 maximum_identical_destinations=1 2026-09-09T15:21:53.146522Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=980 selected_horizon=980 endpoint_lower_bound=864 lower_bound_gap=116 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.147094Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=43 2026-09-09T15:21:53.147564Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=43 transfers=1224 maximum_identical_destinations=1 2026-09-09T15:21:53.147574Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=43 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.148302Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=43 tile=47 row_words=23 horizon=374 2026-09-09T15:21:53.148397Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25 2026-09-09T15:21:53.149934Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=703 row_words=22 horizon=980 2026-09-09T15:21:53.151561Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47 2026-09-09T15:21:53.152158Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=44 2026-09-09T15:21:53.160697Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=37 2026-09-09T15:21:53.174147Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=49 2026-09-09T15:21:53.183247Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33 2026-09-09T15:21:53.183309Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=28 2026-09-09T15:21:53.184052Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=28 transfers=1457 maximum_identical_destinations=1 2026-09-09T15:21:53.184073Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=28 initial_horizon=1465 selected_horizon=1465 endpoint_lower_bound=576 lower_bound_gap=889 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.186060Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=28 tile=715 row_words=11 horizon=1465 2026-09-09T15:21:53.193280Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=34 2026-09-09T15:21:53.193654Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=34 transfers=1537 maximum_identical_destinations=1 2026-09-09T15:21:53.193660Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=34 initial_horizon=883 selected_horizon=883 endpoint_lower_bound=324 lower_bound_gap=559 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.193795Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=38 2026-09-09T15:21:53.194599Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=34 tile=3 row_words=24 horizon=883 2026-09-09T15:21:53.194668Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=38 transfers=1248 maximum_identical_destinations=1 2026-09-09T15:21:53.194684Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=38 initial_horizon=5867 selected_horizon=5867 endpoint_lower_bound=5760 lower_bound_gap=107 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.196304Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=38 tile=79 row_words=47 horizon=5867 2026-09-09T15:21:53.222222Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5 2026-09-09T15:21:53.228032Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=21 2026-09-09T15:21:53.240736Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=30 2026-09-09T15:21:53.287504Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=8 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:21:53.287549Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=8 initial_horizon=863 selected_horizon=863 endpoint_lower_bound=288 lower_bound_gap=575 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:53.288870Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=8 tile=1456 row_words=8 horizon=863 2026-09-09T15:21:53.304725Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=14 2026-09-09T15:21:53.310577Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=14 transfers=11656 maximum_identical_destinations=1 2026-09-09T15:21:53.310597Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=14 initial_horizon=1944 selected_horizon=1944 endpoint_lower_bound=576 lower_bound_gap=1368 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.315487Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=14 tile=662 row_words=65 horizon=1944 2026-09-09T15:21:53.353843Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=36 2026-09-09T15:21:53.360146Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=36 transfers=12492 maximum_identical_destinations=1 2026-09-09T15:21:53.360173Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=36 initial_horizon=7903 selected_horizon=7903 endpoint_lower_bound=6756 lower_bound_gap=1147 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.367954Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=36 tile=32 row_words=174 horizon=7903 2026-09-09T15:21:53.402776Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=17 transfers=8520 maximum_identical_destinations=1 2026-09-09T15:21:53.402825Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=17 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:21:53.409218Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=17 tile=588 row_words=41 horizon=1936 2026-09-09T15:21:53.413119Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=22 transfers=8694 maximum_identical_destinations=1 2026-09-09T15:21:53.413163Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=22 initial_horizon=13223 selected_horizon=13223 endpoint_lower_bound=7872 lower_bound_gap=5351 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:53.420581Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=22 tile=1426 row_words=48 horizon=13223 2026-09-09T15:21:53.659274Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2 2026-09-09T15:21:53.671806Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=2 transfers=23311 maximum_identical_destinations=1 2026-09-09T15:21:53.671830Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=2 initial_horizon=1540 selected_horizon=1540 endpoint_lower_bound=288 lower_bound_gap=1252 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.684023Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=2 tile=969 row_words=79 horizon=1540 2026-09-09T15:21:53.724397Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=31 transfers=12960 maximum_identical_destinations=1 2026-09-09T15:21:53.724440Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=31 initial_horizon=10848 selected_horizon=10848 endpoint_lower_bound=6048 lower_bound_gap=4800 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:53.735640Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=31 tile=53 row_words=68 horizon=10848 2026-09-09T15:21:53.755262Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=26 transfers=17040 maximum_identical_destinations=1 2026-09-09T15:21:53.755306Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=26 initial_horizon=4717 selected_horizon=4060 endpoint_lower_bound=3648 lower_bound_gap=412 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:21:53.769112Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=26 tile=1236 row_words=77 horizon=4060 2026-09-09T15:21:53.900065Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=29 2026-09-09T15:21:53.914869Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=29 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:21:53.914915Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=29 initial_horizon=6892 selected_horizon=6892 endpoint_lower_bound=2688 lower_bound_gap=4204 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:53.925895Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=29 tile=197 row_words=180 horizon=6892 2026-09-09T15:21:53.938091Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374 2026-09-09T15:21:54.162070Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=27 2026-09-09T15:21:54.180157Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18 2026-09-09T15:21:54.188350Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=27 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:21:54.188372Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=27 initial_horizon=1011 selected_horizon=1011 endpoint_lower_bound=304 lower_bound_gap=707 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:54.209257Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=18 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:21:54.209283Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=18 initial_horizon=1011 selected_horizon=1011 endpoint_lower_bound=304 lower_bound_gap=707 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:54.221273Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=27 tile=61 row_words=168 horizon=1011 2026-09-09T15:21:54.236033Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=297 success=true 2026-09-09T15:21:54.241694Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=18 tile=61 row_words=168 horizon=1011 2026-09-09T15:21:54.341025Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=9477 2026-09-09T15:21:54.408237Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=15 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:21:54.408269Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=15 initial_horizon=7684 selected_horizon=7684 endpoint_lower_bound=3648 lower_bound_gap=4036 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:54.414772Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=15 tile=45 row_words=169 horizon=7684 2026-09-09T15:21:54.558468Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=12 2026-09-09T15:21:54.600084Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=12 transfers=75104 maximum_identical_destinations=1 2026-09-09T15:21:54.600116Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=12 initial_horizon=10616 selected_horizon=10616 endpoint_lower_bound=8832 lower_bound_gap=1784 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:54.646716Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=12 tile=723 row_words=383 horizon=10616 2026-09-09T15:21:54.791320Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=9477 elapsed_ms=450 success=true 2026-09-09T15:21:54.791696Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=61520 2026-09-09T15:21:54.968020Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=6 transfers=42588 maximum_identical_destinations=1 2026-09-09T15:21:54.968066Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=6 initial_horizon=13429 selected_horizon=13429 endpoint_lower_bound=9072 lower_bound_gap=4357 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:55.014731Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=6 tile=407 row_words=224 horizon=13429 2026-09-09T15:21:55.064144Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374 2026-09-09T15:21:55.249303Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4 2026-09-09T15:21:55.293468Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=4 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:21:55.293502Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=4 initial_horizon=7986 selected_horizon=7986 endpoint_lower_bound=7808 lower_bound_gap=178 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:55.313348Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=4 tile=289 row_words=302 horizon=7986 2026-09-09T15:21:55.333260Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0 2026-09-09T15:21:55.414409Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=9477 2026-09-09T15:21:55.630890Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=61520 elapsed_ms=839 success=true 2026-09-09T15:21:55.874899Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=32 2026-09-09T15:21:55.938992Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=32 transfers=103818 maximum_identical_destinations=1 2026-09-09T15:21:55.939025Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=32 initial_horizon=2665 selected_horizon=2665 endpoint_lower_bound=672 lower_bound_gap=1993 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:55.981581Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=9477 elapsed_ms=567 success=true 2026-09-09T15:21:56.007108Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=32 tile=140 row_words=316 horizon=2665 2026-09-09T15:21:56.166396Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=1102 success=true 2026-09-09T15:21:56.350120Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=24 candidates=6860 ordinary_horizon=10373 paired_horizon=9155 use_paired=true 2026-09-09T15:21:56.401146Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=24 transfers=9477 maximum_identical_destinations=1 2026-09-09T15:21:56.401179Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=24 initial_horizon=9155 selected_horizon=9155 endpoint_lower_bound=7220 lower_bound_gap=1935 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:56.418307Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=24 tile=250 row_words=246 horizon=9155 2026-09-09T15:21:56.581379Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7 2026-09-09T15:21:56.686147Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=7 transfers=155727 maximum_identical_destinations=1 2026-09-09T15:21:56.686232Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=7 initial_horizon=4149 selected_horizon=4149 endpoint_lower_bound=1008 lower_bound_gap=3141 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:56.789053Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=7 tile=212 row_words=461 horizon=4149 2026-09-09T15:21:56.833031Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=20 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:21:56.833094Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=20 initial_horizon=8069 selected_horizon=8069 endpoint_lower_bound=7872 lower_bound_gap=197 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:56.855131Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=20 tile=599 row_words=324 horizon=8069 2026-09-09T15:21:57.025787Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=13 transfers=61520 maximum_identical_destinations=1 2026-09-09T15:21:57.025852Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=13 initial_horizon=7133 selected_horizon=7133 endpoint_lower_bound=3640 lower_bound_gap=3493 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:21:57.071339Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=13 tile=352 row_words=277 horizon=7133 2026-09-09T15:21:57.497149Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=69934 2026-09-09T15:21:57.526749Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=23 2026-09-09T15:21:57.639249Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=23 transfers=195654 maximum_identical_destinations=1 2026-09-09T15:21:57.639299Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=23 initial_horizon=5658 selected_horizon=5658 endpoint_lower_bound=1312 lower_bound_gap=4346 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:57.782314Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=23 tile=1201 row_words=700 horizon=5658 2026-09-09T15:21:58.430777Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11 2026-09-09T15:21:58.470969Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=11 transfers=66880 maximum_identical_destinations=1 2026-09-09T15:21:58.471014Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=11 initial_horizon=5497 selected_horizon=5497 endpoint_lower_bound=3640 lower_bound_gap=1857 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:21:58.517056Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=11 tile=362 row_words=321 horizon=5497 2026-09-09T15:22:00.260665Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=69934 elapsed_ms=2763 success=true 2026-09-09T15:22:02.011187Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10 2026-09-09T15:22:02.094063Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=33612 maximum_identical_destinations=1 2026-09-09T15:22:02.094116Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=13257 selected_horizon=13257 endpoint_lower_bound=12336 lower_bound_gap=921 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:02.154549Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=67 row_words=729 horizon=13257 2026-09-09T15:22:02.947022Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=35 transfers=69934 maximum_identical_destinations=1 2026-09-09T15:22:02.947085Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=35 initial_horizon=7271 selected_horizon=7271 endpoint_lower_bound=2816 lower_bound_gap=4455 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:02.984224Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=35 tile=24 row_words=456 horizon=7271 2026-09-09T15:22:03.015524Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=127498 2026-09-09T15:22:10.077381Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=127498 elapsed_ms=7061 success=true 2026-09-09T15:22:15.927769Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=9 transfers=127498 maximum_identical_destinations=1 2026-09-09T15:22:15.927838Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=9 initial_horizon=5744 selected_horizon=5744 endpoint_lower_bound=1312 lower_bound_gap=4432 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:16.010816Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=9 tile=871 row_words=553 horizon=5744 2026-09-09T15:22:16.053478Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=22947 success=true 2026-09-09T15:22:24.761686Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=0 2026-09-09T15:22:24.763142Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=39 2026-09-09T15:22:24.765631Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=45 2026-09-09T15:22:24.766773Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=40 2026-09-09T15:22:24.776961Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=41 2026-09-09T15:22:24.777721Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=3 2026-09-09T15:22:24.778746Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=3 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:22:24.778770Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=3 initial_horizon=2422 selected_horizon=2422 endpoint_lower_bound=1152 lower_bound_gap=1270 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.780705Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=8 2026-09-09T15:22:24.781561Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=3 tile=355 row_words=14 horizon=2422 2026-09-09T15:22:24.781763Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=46 2026-09-09T15:22:24.784167Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=8 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:22:24.784214Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=8 initial_horizon=863 selected_horizon=863 endpoint_lower_bound=288 lower_bound_gap=575 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.786909Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=8 tile=1456 row_words=8 horizon=863 2026-09-09T15:22:24.800171Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=33 2026-09-09T15:22:24.806595Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=19 2026-09-09T15:22:24.806952Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=28 2026-09-09T15:22:24.807532Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=28 transfers=1457 maximum_identical_destinations=1 2026-09-09T15:22:24.807567Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=28 initial_horizon=1465 selected_horizon=1465 endpoint_lower_bound=576 lower_bound_gap=889 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.807676Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=19 transfers=1459 maximum_identical_destinations=1 2026-09-09T15:22:24.807700Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=19 initial_horizon=2913 selected_horizon=2913 endpoint_lower_bound=1728 lower_bound_gap=1185 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.809119Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=28 tile=715 row_words=11 horizon=1465 2026-09-09T15:22:24.809590Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=19 tile=314 row_words=17 horizon=2913 2026-09-09T15:22:24.810119Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=34 2026-09-09T15:22:24.810884Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=34 transfers=1537 maximum_identical_destinations=1 2026-09-09T15:22:24.810910Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=34 initial_horizon=883 selected_horizon=883 endpoint_lower_bound=324 lower_bound_gap=559 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.811631Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=48 2026-09-09T15:22:24.812426Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=48 transfers=1304 maximum_identical_destinations=1 2026-09-09T15:22:24.812453Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=48 initial_horizon=358 selected_horizon=358 endpoint_lower_bound=256 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.812702Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=34 tile=3 row_words=24 horizon=883 2026-09-09T15:22:24.814023Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=48 tile=121 row_words=16 horizon=358 2026-09-09T15:22:24.816257Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=30 2026-09-09T15:22:24.819069Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=1 2026-09-09T15:22:24.821346Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=1 transfers=4416 maximum_identical_destinations=1 2026-09-09T15:22:24.821373Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=1 initial_horizon=980 selected_horizon=980 endpoint_lower_bound=864 lower_bound_gap=116 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.825075Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=1 tile=703 row_words=22 horizon=980 2026-09-09T15:22:24.825887Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=47 2026-09-09T15:22:24.839485Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=43 2026-09-09T15:22:24.840014Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=43 transfers=1224 maximum_identical_destinations=1 2026-09-09T15:22:24.840028Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=43 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.840585Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=44 2026-09-09T15:22:24.840974Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=43 tile=47 row_words=23 horizon=374 2026-09-09T15:22:24.841512Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=37 2026-09-09T15:22:24.842350Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=51 2026-09-09T15:22:24.845291Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=42 transfers=1296 maximum_identical_destinations=1 2026-09-09T15:22:24.845352Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=42 initial_horizon=821 selected_horizon=821 endpoint_lower_bound=256 lower_bound_gap=565 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:24.847637Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=42 tile=242 row_words=9 horizon=821 2026-09-09T15:22:24.853818Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=5 2026-09-09T15:22:24.867790Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=50 2026-09-09T15:22:24.868835Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=50 transfers=1419 maximum_identical_destinations=1 2026-09-09T15:22:24.868853Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=50 initial_horizon=1142 selected_horizon=1142 endpoint_lower_bound=1056 lower_bound_gap=86 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.869917Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=50 tile=13 row_words=39 horizon=1142 2026-09-09T15:22:24.897065Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=25 2026-09-09T15:22:24.897369Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=17 2026-09-09T15:22:24.907801Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=17 transfers=8520 maximum_identical_destinations=1 2026-09-09T15:22:24.907841Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=17 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.918899Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=17 tile=588 row_words=41 horizon=1936 2026-09-09T15:22:24.954441Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=49 2026-09-09T15:22:24.958367Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=22 2026-09-09T15:22:24.963066Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=22 transfers=8694 maximum_identical_destinations=1 2026-09-09T15:22:24.963091Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=22 initial_horizon=13223 selected_horizon=13223 endpoint_lower_bound=7872 lower_bound_gap=5351 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:24.971332Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=22 tile=1426 row_words=48 horizon=13223 2026-09-09T15:22:25.053335Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=14 2026-09-09T15:22:25.061479Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=14 transfers=11656 maximum_identical_destinations=1 2026-09-09T15:22:25.061513Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=14 initial_horizon=1944 selected_horizon=1944 endpoint_lower_bound=576 lower_bound_gap=1368 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:25.067811Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=14 tile=662 row_words=65 horizon=1944 2026-09-09T15:22:25.142438Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=36 2026-09-09T15:22:25.148871Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=36 transfers=12492 maximum_identical_destinations=1 2026-09-09T15:22:25.148907Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=36 initial_horizon=7903 selected_horizon=7903 endpoint_lower_bound=6756 lower_bound_gap=1147 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:25.157146Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=36 tile=32 row_words=174 horizon=7903 2026-09-09T15:22:25.443346Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=2 2026-09-09T15:22:25.456478Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=2 transfers=23311 maximum_identical_destinations=1 2026-09-09T15:22:25.456511Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=2 initial_horizon=1540 selected_horizon=1540 endpoint_lower_bound=288 lower_bound_gap=1252 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:25.469441Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=2 tile=969 row_words=79 horizon=1540 2026-09-09T15:22:25.887322Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=24 2026-09-09T15:22:25.910993Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=24 transfers=9477 maximum_identical_destinations=1 2026-09-09T15:22:25.911054Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=24 initial_horizon=9155 selected_horizon=9155 endpoint_lower_bound=7220 lower_bound_gap=1935 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:25.928330Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=24 tile=250 row_words=246 horizon=9155 2026-09-09T15:22:25.952575Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=38 2026-09-09T15:22:25.953426Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=38 transfers=1248 maximum_identical_destinations=1 2026-09-09T15:22:25.953448Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=38 initial_horizon=5867 selected_horizon=5867 endpoint_lower_bound=5760 lower_bound_gap=107 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:25.954720Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=38 tile=79 row_words=47 horizon=5867 2026-09-09T15:22:26.455799Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=11 2026-09-09T15:22:26.498247Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=11 transfers=66880 maximum_identical_destinations=1 2026-09-09T15:22:26.498318Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=11 initial_horizon=5497 selected_horizon=5497 endpoint_lower_bound=3640 lower_bound_gap=1857 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:26.551446Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=11 tile=362 row_words=321 horizon=5497 2026-09-09T15:22:26.660826Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=35 2026-09-09T15:22:26.714591Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=35 transfers=69934 maximum_identical_destinations=1 2026-09-09T15:22:26.714638Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=35 initial_horizon=7271 selected_horizon=7271 endpoint_lower_bound=2816 lower_bound_gap=4455 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:26.750826Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=35 tile=24 row_words=456 horizon=7271 2026-09-09T15:22:27.046365Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=12 2026-09-09T15:22:27.092044Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=12 transfers=75104 maximum_identical_destinations=1 2026-09-09T15:22:27.092095Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=12 initial_horizon=10616 selected_horizon=10616 endpoint_lower_bound=8832 lower_bound_gap=1784 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:27.144108Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=12 tile=723 row_words=383 horizon=10616 2026-09-09T15:22:27.284232Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=20 2026-09-09T15:22:27.315588Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=20 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:22:27.315635Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=20 initial_horizon=8069 selected_horizon=8069 endpoint_lower_bound=7872 lower_bound_gap=197 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:27.334633Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=20 tile=599 row_words=324 horizon=8069 2026-09-09T15:22:27.394859Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=4 2026-09-09T15:22:27.446439Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=4 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:22:27.446480Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=4 initial_horizon=7986 selected_horizon=7986 endpoint_lower_bound=7808 lower_bound_gap=178 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:27.474721Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=4 tile=289 row_words=302 horizon=7986 2026-09-09T15:22:28.174953Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=29 2026-09-09T15:22:28.202607Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=29 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:22:28.202667Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=29 initial_horizon=6892 selected_horizon=6892 endpoint_lower_bound=2688 lower_bound_gap=4204 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:28.224241Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=29 tile=197 row_words=180 horizon=6892 2026-09-09T15:22:28.821093Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=9 2026-09-09T15:22:28.924310Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=9 transfers=127498 maximum_identical_destinations=1 2026-09-09T15:22:28.924362Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=9 initial_horizon=5744 selected_horizon=5744 endpoint_lower_bound=1312 lower_bound_gap=4432 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:29.001798Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=9 tile=871 row_words=553 horizon=5744 2026-09-09T15:22:29.129829Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=10 2026-09-09T15:22:29.184091Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=23 2026-09-09T15:22:29.225425Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=10 transfers=33612 maximum_identical_destinations=1 2026-09-09T15:22:29.225465Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=10 initial_horizon=13257 selected_horizon=13257 endpoint_lower_bound=12336 lower_bound_gap=921 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:29.285658Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=23 transfers=195654 maximum_identical_destinations=1 2026-09-09T15:22:29.285696Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=23 initial_horizon=5658 selected_horizon=5658 endpoint_lower_bound=1312 lower_bound_gap=4346 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:29.301262Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=10 tile=67 row_words=729 horizon=13257 2026-09-09T15:22:29.380300Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=23 tile=1201 row_words=700 horizon=5658 2026-09-09T15:22:29.478046Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=26 2026-09-09T15:22:29.495421Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=26 transfers=17040 maximum_identical_destinations=1 2026-09-09T15:22:29.495461Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=26 initial_horizon=4060 selected_horizon=4060 endpoint_lower_bound=3648 lower_bound_gap=412 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:29.510245Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=26 tile=1236 row_words=77 horizon=4060 2026-09-09T15:22:29.531859Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=31 2026-09-09T15:22:29.539384Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=31 transfers=12960 maximum_identical_destinations=1 2026-09-09T15:22:29.539423Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=31 initial_horizon=10848 selected_horizon=10848 endpoint_lower_bound=6048 lower_bound_gap=4800 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:29.551247Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=31 tile=53 row_words=68 horizon=10848 2026-09-09T15:22:29.948499Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=6 2026-09-09T15:22:29.985929Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=6 transfers=42588 maximum_identical_destinations=1 2026-09-09T15:22:29.985983Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=6 initial_horizon=13429 selected_horizon=13429 endpoint_lower_bound=9072 lower_bound_gap=4357 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:30.031926Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=6 tile=407 row_words=224 horizon=13429 2026-09-09T15:22:30.199165Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=15 2026-09-09T15:22:30.213123Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=15 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:22:30.213168Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=15 initial_horizon=7684 selected_horizon=7684 endpoint_lower_bound=3648 lower_bound_gap=4036 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:30.224621Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=15 tile=45 row_words=169 horizon=7684 2026-09-09T15:22:30.573961Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=27 2026-09-09T15:22:30.620169Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=27 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:22:30.620267Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=27 initial_horizon=1011 selected_horizon=1011 endpoint_lower_bound=304 lower_bound_gap=707 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:30.657198Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=27 tile=61 row_words=168 horizon=1011 2026-09-09T15:22:30.724090Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=18 2026-09-09T15:22:30.763886Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=18 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:22:30.763928Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=18 initial_horizon=1011 selected_horizon=1011 endpoint_lower_bound=304 lower_bound_gap=707 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:30.799633Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=18 tile=61 row_words=168 horizon=1011 2026-09-09T15:22:32.043162Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=32 2026-09-09T15:22:32.117053Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=13 2026-09-09T15:22:32.117417Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=32 transfers=103818 maximum_identical_destinations=1 2026-09-09T15:22:32.117468Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=32 initial_horizon=2665 selected_horizon=2665 endpoint_lower_bound=672 lower_bound_gap=1993 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:32.155753Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=13 transfers=61520 maximum_identical_destinations=1 2026-09-09T15:22:32.155797Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=13 initial_horizon=7133 selected_horizon=7133 endpoint_lower_bound=3640 lower_bound_gap=3493 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:32.185020Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=32 tile=140 row_words=316 horizon=2665 2026-09-09T15:22:32.200255Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=13 tile=352 row_words=277 horizon=7133 2026-09-09T15:22:34.834531Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=7 2026-09-09T15:22:34.941045Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=7 transfers=155727 maximum_identical_destinations=1 2026-09-09T15:22:34.941122Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=7 initial_horizon=4149 selected_horizon=4149 endpoint_lower_bound=1008 lower_bound_gap=3141 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:35.044899Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=7 tile=212 row_words=461 horizon=4149 2026-09-09T15:22:35.266637Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: evaluated exchange placement finalist offset=16384 baseline_score=625795425280 score=535859061760 baseline_cycles=232140 candidate_cycles=242389 row_bytes=22368 row_capacity=32704 accepted=false 2026-09-09T15:22:35.664763Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=19611 success=true 2026-09-09T15:22:35.706584Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: costed final placed program final_cycles=726554 final_exchange=263340 2026-09-09T15:22:36.252117Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=94 success=true 2026-09-09T15:22:36.360476Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=108 success=true 2026-09-09T15:22:37.116652Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=705 success=true 2026-09-09T15:22:37.221758Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=40 success=true 2026-09-09T15:22:37.226799Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=4 success=true 2026-09-09T15:22:37.232749Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true 2026-09-09T15:22:38.204162Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=71 success=true 2026-09-09T15:22:38.204334Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: allocated package support memory linked_end=407384 profile_bytes=868 exchange_table_bytes=22780 host_code_bytes=2772 generated_code_bytes=9512 code_address=461592 standard_ranges=[(475136, 524288)] 2026-09-09T15:22:38.606348Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=401 success=true 2026-09-09T15:22:38.619544Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=39 2026-09-09T15:22:38.622093Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5 2026-09-09T15:22:38.622542Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=40 2026-09-09T15:22:38.629327Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0 2026-09-09T15:22:38.630649Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=41 2026-09-09T15:22:38.638090Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3 2026-09-09T15:22:38.638146Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=45 2026-09-09T15:22:38.638932Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=28 2026-09-09T15:22:38.639581Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=28 transfers=1457 maximum_identical_destinations=1 2026-09-09T15:22:38.639602Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=28 initial_horizon=1717 selected_horizon=1717 endpoint_lower_bound=576 lower_bound_gap=1141 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.640512Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=3 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:22:38.640545Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=3 initial_horizon=2435 selected_horizon=2435 endpoint_lower_bound=1152 lower_bound_gap=1283 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.641283Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=19 2026-09-09T15:22:38.641404Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=28 tile=721 row_words=11 horizon=1717 2026-09-09T15:22:38.642107Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=19 transfers=1459 maximum_identical_destinations=1 2026-09-09T15:22:38.642124Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=19 initial_horizon=3042 selected_horizon=3042 endpoint_lower_bound=1728 lower_bound_gap=1314 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.642322Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=720 row_words=14 horizon=2435 2026-09-09T15:22:38.643982Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=19 tile=720 row_words=17 horizon=3042 2026-09-09T15:22:38.645391Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=30 2026-09-09T15:22:38.647153Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=42 2026-09-09T15:22:38.647777Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=42 transfers=1296 maximum_identical_destinations=1 2026-09-09T15:22:38.647792Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=42 initial_horizon=867 selected_horizon=867 endpoint_lower_bound=256 lower_bound_gap=611 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.648393Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=46 2026-09-09T15:22:38.649714Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=42 tile=1429 row_words=9 horizon=867 2026-09-09T15:22:38.664401Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=43 2026-09-09T15:22:38.664961Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=43 transfers=1224 maximum_identical_destinations=1 2026-09-09T15:22:38.664975Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=43 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.666148Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=43 tile=228 row_words=39 horizon=374 2026-09-09T15:22:38.671522Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=44 2026-09-09T15:22:38.687608Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48 2026-09-09T15:22:38.688114Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=48 transfers=1304 maximum_identical_destinations=1 2026-09-09T15:22:38.688131Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=48 initial_horizon=377 selected_horizon=377 endpoint_lower_bound=256 lower_bound_gap=121 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.689242Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=48 tile=456 row_words=22 horizon=377 2026-09-09T15:22:38.689817Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=8 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:22:38.689860Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=8 initial_horizon=867 selected_horizon=867 endpoint_lower_bound=288 lower_bound_gap=579 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:38.691551Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=8 tile=1466 row_words=8 horizon=867 2026-09-09T15:22:38.695006Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=21 2026-09-09T15:22:38.698261Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=50 2026-09-09T15:22:38.698968Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=50 transfers=1419 maximum_identical_destinations=1 2026-09-09T15:22:38.698995Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=50 initial_horizon=1158 selected_horizon=1158 endpoint_lower_bound=1056 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.700098Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=50 tile=136 row_words=71 horizon=1158 2026-09-09T15:22:38.705354Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=51 2026-09-09T15:22:38.710382Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47 2026-09-09T15:22:38.711705Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33 2026-09-09T15:22:38.729996Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=37 2026-09-09T15:22:38.733825Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=49 2026-09-09T15:22:38.740416Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=34 2026-09-09T15:22:38.741484Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=34 transfers=1537 maximum_identical_destinations=1 2026-09-09T15:22:38.741511Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=34 initial_horizon=887 selected_horizon=887 endpoint_lower_bound=324 lower_bound_gap=563 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.743820Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=34 tile=16 row_words=25 horizon=887 2026-09-09T15:22:38.779986Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=38 2026-09-09T15:22:38.780760Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=38 transfers=1248 maximum_identical_destinations=1 2026-09-09T15:22:38.780782Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=38 initial_horizon=5870 selected_horizon=5870 endpoint_lower_bound=5760 lower_bound_gap=110 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.782120Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=38 tile=296 row_words=48 horizon=5870 2026-09-09T15:22:38.975612Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=36 2026-09-09T15:22:38.980770Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=22 transfers=8694 maximum_identical_destinations=1 2026-09-09T15:22:38.980818Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=22 initial_horizon=13225 selected_horizon=13225 endpoint_lower_bound=7872 lower_bound_gap=5353 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:38.985025Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=36 transfers=12492 maximum_identical_destinations=1 2026-09-09T15:22:38.985079Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=36 initial_horizon=7904 selected_horizon=7904 endpoint_lower_bound=6756 lower_bound_gap=1148 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:38.987679Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=22 tile=441 row_words=48 horizon=13225 2026-09-09T15:22:38.995719Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=36 tile=116 row_words=175 horizon=7904 2026-09-09T15:22:39.017066Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=17 transfers=8520 maximum_identical_destinations=1 2026-09-09T15:22:39.017124Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=17 initial_horizon=2584 selected_horizon=1978 endpoint_lower_bound=1824 lower_bound_gap=154 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:22:39.025935Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=17 tile=862 row_words=40 horizon=1978 2026-09-09T15:22:39.041182Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=14 2026-09-09T15:22:39.049029Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=14 transfers=11656 maximum_identical_destinations=1 2026-09-09T15:22:39.049068Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=14 initial_horizon=1904 selected_horizon=1904 endpoint_lower_bound=576 lower_bound_gap=1328 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:39.056687Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=14 tile=680 row_words=66 horizon=1904 2026-09-09T15:22:39.268338Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=31 transfers=12960 maximum_identical_destinations=1 2026-09-09T15:22:39.268413Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=31 initial_horizon=10835 selected_horizon=10834 endpoint_lower_bound=6048 lower_bound_gap=4786 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:22:39.281423Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=31 tile=1337 row_words=68 horizon=10834 2026-09-09T15:22:39.351485Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2 2026-09-09T15:22:39.371181Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=2 transfers=23311 maximum_identical_destinations=1 2026-09-09T15:22:39.371248Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=2 initial_horizon=1473 selected_horizon=1473 endpoint_lower_bound=288 lower_bound_gap=1185 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:39.385941Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=2 tile=248 row_words=82 horizon=1473 2026-09-09T15:22:39.459483Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=29 2026-09-09T15:22:39.475104Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=29 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:22:39.475139Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=29 initial_horizon=6647 selected_horizon=6647 endpoint_lower_bound=2688 lower_bound_gap=3959 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:39.486964Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=29 tile=196 row_words=176 horizon=6647 2026-09-09T15:22:39.822366Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=27 2026-09-09T15:22:39.853035Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=27 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:22:39.853075Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=27 initial_horizon=1009 selected_horizon=1009 endpoint_lower_bound=304 lower_bound_gap=705 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:39.885936Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=27 tile=207 row_words=165 horizon=1009 2026-09-09T15:22:40.045435Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=24 transfers=9477 maximum_identical_destinations=1 2026-09-09T15:22:40.045500Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=24 initial_horizon=10839 selected_horizon=10839 endpoint_lower_bound=7296 lower_bound_gap=3543 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:40.060150Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=24 tile=1354 row_words=248 horizon=10839 2026-09-09T15:22:40.197870Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11 2026-09-09T15:22:40.236164Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=11 transfers=66880 maximum_identical_destinations=1 2026-09-09T15:22:40.236229Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=11 initial_horizon=5805 selected_horizon=5805 endpoint_lower_bound=3640 lower_bound_gap=2165 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:40.285857Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=11 tile=689 row_words=314 horizon=5805 2026-09-09T15:22:40.513654Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=12 2026-09-09T15:22:40.563860Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=12 transfers=75104 maximum_identical_destinations=1 2026-09-09T15:22:40.563912Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=12 initial_horizon=11192 selected_horizon=11192 endpoint_lower_bound=8832 lower_bound_gap=2360 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:40.613945Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=12 tile=722 row_words=375 horizon=11192 2026-09-09T15:22:40.734282Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=61520 2026-09-09T15:22:41.813050Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=61520 elapsed_ms=1078 success=true 2026-09-09T15:22:42.499749Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=69934 2026-09-09T15:22:43.499758Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=13 transfers=61520 maximum_identical_destinations=1 2026-09-09T15:22:43.499826Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=13 initial_horizon=6631 selected_horizon=6631 endpoint_lower_bound=3640 lower_bound_gap=2991 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:43.550475Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=13 tile=685 row_words=288 horizon=6631 2026-09-09T15:22:43.758441Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=23 2026-09-09T15:22:43.888377Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=23 transfers=195654 maximum_identical_destinations=1 2026-09-09T15:22:43.888424Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=23 initial_horizon=6141 selected_horizon=6141 endpoint_lower_bound=1312 lower_bound_gap=4829 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:43.979519Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=23 tile=181 row_words=686 horizon=6141 2026-09-09T15:22:44.047238Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25 2026-09-09T15:22:45.039829Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374 2026-09-09T15:22:45.218779Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=69934 elapsed_ms=2718 success=true 2026-09-09T15:22:45.610672Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=570 success=true 2026-09-09T15:22:45.954654Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=15 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:22:45.954717Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=15 initial_horizon=8149 selected_horizon=8149 endpoint_lower_bound=3648 lower_bound_gap=4501 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:45.966333Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=15 tile=505 row_words=176 horizon=8149 2026-09-09T15:22:46.835992Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=32 2026-09-09T15:22:46.912441Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=32 transfers=103818 maximum_identical_destinations=1 2026-09-09T15:22:46.912489Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=32 initial_horizon=2591 selected_horizon=2591 endpoint_lower_bound=672 lower_bound_gap=1919 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:46.985364Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=32 tile=465 row_words=306 horizon=2591 2026-09-09T15:22:47.470719Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=20 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:22:47.470797Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=20 initial_horizon=8546 selected_horizon=8540 endpoint_lower_bound=7872 lower_bound_gap=668 selected_kind="critical-neighborhood" neighborhood_improvements=1 2026-09-09T15:22:47.488877Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=20 tile=414 row_words=330 horizon=8540 2026-09-09T15:22:47.866652Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=35 transfers=69934 maximum_identical_destinations=1 2026-09-09T15:22:47.866707Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=35 initial_horizon=7537 selected_horizon=7537 endpoint_lower_bound=2816 lower_bound_gap=4721 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:47.892305Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=35 tile=216 row_words=470 horizon=7537 2026-09-09T15:22:47.959182Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1 2026-09-09T15:22:47.962259Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=4416 maximum_identical_destinations=1 2026-09-09T15:22:47.962285Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=1012 selected_horizon=1012 endpoint_lower_bound=864 lower_bound_gap=148 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:47.966071Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=345 row_words=23 horizon=1012 2026-09-09T15:22:48.344278Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10 2026-09-09T15:22:48.444527Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=33612 maximum_identical_destinations=1 2026-09-09T15:22:48.444595Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=14875 selected_horizon=14875 endpoint_lower_bound=12336 lower_bound_gap=2539 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:48.525970Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=663 row_words=717 horizon=14875 2026-09-09T15:22:49.050484Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18 2026-09-09T15:22:49.081826Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=18 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:22:49.081867Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=18 initial_horizon=1009 selected_horizon=1009 endpoint_lower_bound=304 lower_bound_gap=705 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:49.114310Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=18 tile=207 row_words=165 horizon=1009 2026-09-09T15:22:49.899280Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=26 transfers=17040 maximum_identical_destinations=1 2026-09-09T15:22:49.899345Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=26 initial_horizon=4970 selected_horizon=4169 endpoint_lower_bound=3648 lower_bound_gap=521 selected_kind="matching-waves" neighborhood_improvements=0 2026-09-09T15:22:49.913683Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=26 tile=717 row_words=78 horizon=4169 2026-09-09T15:22:49.913912Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4 2026-09-09T15:22:49.958292Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=4 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:22:49.958331Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=4 initial_horizon=9048 selected_horizon=9048 endpoint_lower_bound=7808 lower_bound_gap=1240 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:49.979829Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=4 tile=289 row_words=358 horizon=9048 2026-09-09T15:22:50.177438Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=42588 2026-09-09T15:22:50.990065Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=42588 elapsed_ms=812 success=true 2026-09-09T15:22:52.400002Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=6 transfers=42588 maximum_identical_destinations=1 2026-09-09T15:22:52.400069Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=6 initial_horizon=13968 selected_horizon=13968 endpoint_lower_bound=9072 lower_bound_gap=4896 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:22:52.439520Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=6 tile=330 row_words=227 horizon=13968 2026-09-09T15:22:53.169416Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7 2026-09-09T15:22:53.266389Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=7 transfers=155727 maximum_identical_destinations=1 2026-09-09T15:22:53.266430Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=7 initial_horizon=4352 selected_horizon=4352 endpoint_lower_bound=1008 lower_bound_gap=3344 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:22:53.370114Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=7 tile=522 row_words=447 horizon=4352 2026-09-09T15:22:53.584684Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=127498 2026-09-09T15:23:01.813924Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=127498 elapsed_ms=8229 success=true 2026-09-09T15:23:08.191502Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=9 transfers=127498 maximum_identical_destinations=1 2026-09-09T15:23:08.191577Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=9 initial_horizon=5792 selected_horizon=5792 endpoint_lower_bound=1312 lower_bound_gap=4480 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:23:08.273772Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=9 tile=940 row_words=552 horizon=5792 2026-09-09T15:23:08.322115Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=29715 success=true 2026-09-09T15:23:17.196542Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=44 2026-09-09T15:23:17.197364Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=45 2026-09-09T15:23:17.199179Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=39 2026-09-09T15:23:17.199333Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=40 2026-09-09T15:23:17.206668Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=37 2026-09-09T15:23:17.208702Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=50 2026-09-09T15:23:17.209418Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=46 2026-09-09T15:23:17.209587Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=50 transfers=1419 maximum_identical_destinations=1 2026-09-09T15:23:17.209608Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=50 initial_horizon=1158 selected_horizon=1158 endpoint_lower_bound=1056 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.210754Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=50 tile=136 row_words=71 horizon=1158 2026-09-09T15:23:17.210902Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=41 2026-09-09T15:23:17.213048Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=48 2026-09-09T15:23:17.213693Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=43 2026-09-09T15:23:17.214247Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=48 transfers=1304 maximum_identical_destinations=1 2026-09-09T15:23:17.214275Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=48 initial_horizon=377 selected_horizon=377 endpoint_lower_bound=256 lower_bound_gap=121 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.214748Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=43 transfers=1224 maximum_identical_destinations=1 2026-09-09T15:23:17.214771Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=43 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.216126Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=48 tile=456 row_words=22 horizon=377 2026-09-09T15:23:17.216383Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=43 tile=228 row_words=39 horizon=374 2026-09-09T15:23:17.217058Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=51 2026-09-09T15:23:17.217721Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=19 2026-09-09T15:23:17.218940Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=19 transfers=1459 maximum_identical_destinations=1 2026-09-09T15:23:17.218962Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=19 initial_horizon=3042 selected_horizon=3042 endpoint_lower_bound=1728 lower_bound_gap=1314 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.221023Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=19 tile=720 row_words=17 horizon=3042 2026-09-09T15:23:17.230463Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=3 2026-09-09T15:23:17.231551Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=33 2026-09-09T15:23:17.232292Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=3 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:23:17.232324Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=3 initial_horizon=2435 selected_horizon=2435 endpoint_lower_bound=1152 lower_bound_gap=1283 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.235468Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=3 tile=720 row_words=14 horizon=2435 2026-09-09T15:23:17.241343Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=1 2026-09-09T15:23:17.244284Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=1 transfers=4416 maximum_identical_destinations=1 2026-09-09T15:23:17.244312Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=1 initial_horizon=1012 selected_horizon=1012 endpoint_lower_bound=864 lower_bound_gap=148 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.245542Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=34 2026-09-09T15:23:17.246557Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=34 transfers=1537 maximum_identical_destinations=1 2026-09-09T15:23:17.246577Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=34 initial_horizon=887 selected_horizon=887 endpoint_lower_bound=324 lower_bound_gap=563 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.248554Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=1 tile=345 row_words=23 horizon=1012 2026-09-09T15:23:17.249408Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=34 tile=16 row_words=25 horizon=887 2026-09-09T15:23:17.251547Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=5 2026-09-09T15:23:17.258516Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=8 2026-09-09T15:23:17.259637Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=8 transfers=1458 maximum_identical_destinations=1 2026-09-09T15:23:17.259658Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=8 initial_horizon=867 selected_horizon=867 endpoint_lower_bound=288 lower_bound_gap=579 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.262181Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=8 tile=1466 row_words=8 horizon=867 2026-09-09T15:23:17.270967Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=42 transfers=1296 maximum_identical_destinations=1 2026-09-09T15:23:17.271024Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=42 initial_horizon=867 selected_horizon=867 endpoint_lower_bound=256 lower_bound_gap=611 selected_kind="full-duplex" neighborhood_improvements=0 2026-09-09T15:23:17.273827Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=42 tile=1429 row_words=9 horizon=867 2026-09-09T15:23:17.287456Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=25 2026-09-09T15:23:17.288690Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=49 2026-09-09T15:23:17.292662Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=22 2026-09-09T15:23:17.296607Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=17 2026-09-09T15:23:17.298782Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=22 transfers=8694 maximum_identical_destinations=1 2026-09-09T15:23:17.298811Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=22 initial_horizon=13225 selected_horizon=13225 endpoint_lower_bound=7872 lower_bound_gap=5353 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.302450Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=17 transfers=8520 maximum_identical_destinations=1 2026-09-09T15:23:17.302478Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=17 initial_horizon=1978 selected_horizon=1978 endpoint_lower_bound=1824 lower_bound_gap=154 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.307081Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=22 tile=441 row_words=48 horizon=13225 2026-09-09T15:23:17.309462Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=47 2026-09-09T15:23:17.310108Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=17 tile=862 row_words=40 horizon=1978 2026-09-09T15:23:17.321641Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=30 2026-09-09T15:23:17.336429Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=26 2026-09-09T15:23:17.350067Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=26 transfers=17040 maximum_identical_destinations=1 2026-09-09T15:23:17.350126Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=26 initial_horizon=4169 selected_horizon=4169 endpoint_lower_bound=3648 lower_bound_gap=521 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.364140Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=26 tile=717 row_words=78 horizon=4169 2026-09-09T15:23:17.366720Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=28 2026-09-09T15:23:17.367407Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=28 transfers=1457 maximum_identical_destinations=1 2026-09-09T15:23:17.367424Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=28 initial_horizon=1717 selected_horizon=1717 endpoint_lower_bound=576 lower_bound_gap=1141 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.369403Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=28 tile=721 row_words=11 horizon=1717 2026-09-09T15:23:17.454294Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=36 2026-09-09T15:23:17.462277Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=36 transfers=12492 maximum_identical_destinations=1 2026-09-09T15:23:17.462312Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=36 initial_horizon=7904 selected_horizon=7904 endpoint_lower_bound=6756 lower_bound_gap=1148 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.472116Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=36 tile=116 row_words=175 horizon=7904 2026-09-09T15:23:17.472904Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=31 2026-09-09T15:23:17.482386Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=31 transfers=12960 maximum_identical_destinations=1 2026-09-09T15:23:17.482432Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=31 initial_horizon=10834 selected_horizon=10834 endpoint_lower_bound=6048 lower_bound_gap=4786 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.493093Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=31 tile=1337 row_words=68 horizon=10834 2026-09-09T15:23:17.575656Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=14 2026-09-09T15:23:17.583037Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=14 transfers=11656 maximum_identical_destinations=1 2026-09-09T15:23:17.583067Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=14 initial_horizon=1904 selected_horizon=1904 endpoint_lower_bound=576 lower_bound_gap=1328 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:17.588592Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=14 tile=680 row_words=66 horizon=1904 2026-09-09T15:23:18.041319Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=15 2026-09-09T15:23:18.056604Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=15 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:23:18.056659Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=15 initial_horizon=8149 selected_horizon=8149 endpoint_lower_bound=3648 lower_bound_gap=4501 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:18.067631Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=15 tile=505 row_words=176 horizon=8149 2026-09-09T15:23:18.152000Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=6 2026-09-09T15:23:18.179368Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=6 transfers=42588 maximum_identical_destinations=1 2026-09-09T15:23:18.179417Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=6 initial_horizon=13968 selected_horizon=13968 endpoint_lower_bound=9072 lower_bound_gap=4896 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:18.207010Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=6 tile=330 row_words=227 horizon=13968 2026-09-09T15:23:18.217277Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=29 2026-09-09T15:23:18.237752Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=29 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:23:18.237788Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=29 initial_horizon=6647 selected_horizon=6647 endpoint_lower_bound=2688 lower_bound_gap=3959 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:18.250129Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=29 tile=196 row_words=176 horizon=6647 2026-09-09T15:23:18.617045Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=13 2026-09-09T15:23:18.653568Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=13 transfers=61520 maximum_identical_destinations=1 2026-09-09T15:23:18.653632Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=13 initial_horizon=6631 selected_horizon=6631 endpoint_lower_bound=3640 lower_bound_gap=2991 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:18.685429Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=27 2026-09-09T15:23:18.700349Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=13 tile=685 row_words=288 horizon=6631 2026-09-09T15:23:18.734448Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=27 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:23:18.734496Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=27 initial_horizon=1009 selected_horizon=1009 endpoint_lower_bound=304 lower_bound_gap=705 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:18.769241Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=27 tile=207 row_words=165 horizon=1009 2026-09-09T15:23:18.906447Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=11 2026-09-09T15:23:18.945440Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=11 transfers=66880 maximum_identical_destinations=1 2026-09-09T15:23:18.945483Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=11 initial_horizon=5805 selected_horizon=5805 endpoint_lower_bound=3640 lower_bound_gap=2165 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:18.991325Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=11 tile=689 row_words=314 horizon=5805 2026-09-09T15:23:19.284195Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=18 2026-09-09T15:23:19.313995Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=18 transfers=51938 maximum_identical_destinations=1 2026-09-09T15:23:19.314039Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=18 initial_horizon=1009 selected_horizon=1009 endpoint_lower_bound=304 lower_bound_gap=705 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:19.354799Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=18 tile=207 row_words=165 horizon=1009 2026-09-09T15:23:19.393781Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=38 2026-09-09T15:23:19.394747Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=38 transfers=1248 maximum_identical_destinations=1 2026-09-09T15:23:19.394768Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=38 initial_horizon=5870 selected_horizon=5870 endpoint_lower_bound=5760 lower_bound_gap=110 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:19.398302Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=38 tile=296 row_words=48 horizon=5870 2026-09-09T15:23:19.476194Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=4 2026-09-09T15:23:19.522136Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=4 transfers=6561 maximum_identical_destinations=1 2026-09-09T15:23:19.522191Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=4 initial_horizon=9048 selected_horizon=9048 endpoint_lower_bound=7808 lower_bound_gap=1240 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:19.545392Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=4 tile=289 row_words=358 horizon=9048 2026-09-09T15:23:20.906193Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=12 2026-09-09T15:23:20.971564Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=12 transfers=75104 maximum_identical_destinations=1 2026-09-09T15:23:20.971615Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=12 initial_horizon=11192 selected_horizon=11192 endpoint_lower_bound=8832 lower_bound_gap=2360 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:21.024231Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=12 tile=722 row_words=375 horizon=11192 2026-09-09T15:23:21.257689Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=35 2026-09-09T15:23:21.309985Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=35 transfers=69934 maximum_identical_destinations=1 2026-09-09T15:23:21.310030Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=35 initial_horizon=7537 selected_horizon=7537 endpoint_lower_bound=2816 lower_bound_gap=4721 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:21.316337Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=24 2026-09-09T15:23:21.334971Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=24 transfers=9477 maximum_identical_destinations=1 2026-09-09T15:23:21.335008Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=24 initial_horizon=10839 selected_horizon=10839 endpoint_lower_bound=7296 lower_bound_gap=3543 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:21.346561Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=35 tile=216 row_words=470 horizon=7537 2026-09-09T15:23:21.349374Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=24 tile=1354 row_words=248 horizon=10839 2026-09-09T15:23:21.622910Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=10 2026-09-09T15:23:21.717170Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=10 transfers=33612 maximum_identical_destinations=1 2026-09-09T15:23:21.717245Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=10 initial_horizon=14875 selected_horizon=14875 endpoint_lower_bound=12336 lower_bound_gap=2539 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:21.792580Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=10 tile=663 row_words=717 horizon=14875 2026-09-09T15:23:22.278946Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=20 2026-09-09T15:23:22.309418Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=20 transfers=4374 maximum_identical_destinations=1 2026-09-09T15:23:22.309464Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=20 initial_horizon=8540 selected_horizon=8540 endpoint_lower_bound=7872 lower_bound_gap=668 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:22.331297Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=20 tile=414 row_words=330 horizon=8540 2026-09-09T15:23:22.728195Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=7 2026-09-09T15:23:22.801491Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=7 transfers=155727 maximum_identical_destinations=1 2026-09-09T15:23:22.801543Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=7 initial_horizon=4352 selected_horizon=4352 endpoint_lower_bound=1008 lower_bound_gap=3344 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:22.870676Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=7 tile=522 row_words=447 horizon=4352 2026-09-09T15:23:23.357235Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=2 2026-09-09T15:23:23.373392Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=2 transfers=23311 maximum_identical_destinations=1 2026-09-09T15:23:23.373424Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=2 initial_horizon=1473 selected_horizon=1473 endpoint_lower_bound=288 lower_bound_gap=1185 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:23.386103Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=2 tile=248 row_words=82 horizon=1473 2026-09-09T15:23:23.875228Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=32 2026-09-09T15:23:23.943669Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=32 transfers=103818 maximum_identical_destinations=1 2026-09-09T15:23:23.943717Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=32 initial_horizon=2591 selected_horizon=2591 endpoint_lower_bound=672 lower_bound_gap=1919 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:24.010028Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=32 tile=465 row_words=306 horizon=2591 2026-09-09T15:23:25.926437Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=9 2026-09-09T15:23:26.001661Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=23 2026-09-09T15:23:26.056071Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=9 transfers=127498 maximum_identical_destinations=1 2026-09-09T15:23:26.056122Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=9 initial_horizon=5792 selected_horizon=5792 endpoint_lower_bound=1312 lower_bound_gap=4480 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:26.142886Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=9 tile=940 row_words=552 horizon=5792 2026-09-09T15:23:26.145342Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=23 transfers=195654 maximum_identical_destinations=1 2026-09-09T15:23:26.145385Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=23 initial_horizon=6141 selected_horizon=6141 endpoint_lower_bound=1312 lower_bound_gap=4829 selected_kind="reused" neighborhood_improvements=0 2026-09-09T15:23:26.240261Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=23 tile=181 row_words=686 horizon=6141 2026-09-09T15:23:26.286210Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=0 2026-09-09T15:23:26.516571Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: evaluated exchange placement finalist offset=16384 baseline_score=625795425280 score=535859061760 baseline_cycles=239567 candidate_cycles=249605 row_bytes=22636 row_capacity=32704 accepted=false 2026-09-09T15:23:26.982902Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=18660 success=true 2026-09-09T15:23:27.001541Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: costed final placed program final_cycles=733981 final_exchange=270767 2026-09-09T15:23:27.568368Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=101 success=true 2026-09-09T15:23:27.681071Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=112 success=true 2026-09-09T15:23:28.426932Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=694 success=true 2026-09-09T15:23:30.627337Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=2 mapped=false 2026-09-09T15:23:31.412321Z INFO ipu_codegen.package.build{tile_count=1472 operations=45}:ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=348271 success=true 2026-09-09T15:23:32.021038Z INFO writing application package tiles=1472 2026-09-09T15:23:32.458540Z INFO application package written 2026-09-09T15:23:32.459029Z INFO reading application package 2026-09-09T15:23:33.246649Z INFO application package read tiles=1472 compiler=0.1.0 2026-09-09T15:23:33.246758Z INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock 2026-09-09T15:23:33.246776Z INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock 2026-09-09T15:23:33.246782Z INFO opening IPU device path="/dev/ipu0" 2026-09-09T15:23:33.246825Z INFO IPU device attached path=/dev/ipu0 2026-09-09T15:23:33.246831Z INFO initializing IPU device 2026-09-09T15:23:33.254838Z INFO IPU device initialized 2026-09-09T15:23:33.254870Z INFO replaying device configuration register_writes=2003 2026-09-09T15:23:33.272257Z INFO loading application tile_count=1472 final_mark=23 2026-09-09T15:23:33.599283Z INFO application loaded and initial synchronization completed tile_count=1472 2026-09-09T15:23:46.314951Z INFO starting host exchange session startup_mark=23 2026-09-09T15:23:46.315029Z INFO attaching host exchange pages pages=2 2026-09-09T15:23:46.315641Z INFO host exchange session started 2026-09-09T15:23:46.315913Z INFO invoking streaming host exchange call call="initialize" command=0 phases=80 2026-09-09T15:23:46.357769Z INFO invoking streaming host exchange call call="run" command=0 phases=11 profile=artifacts/elementwise-upgrade/vit-costed/profile.ipuprof tiles=1472 samples=206695 referenceMaximumAbsoluteError=0.071045 numericalTest=PASS package=artifacts/elementwise-upgrade/vit-costed/model.ipuexe tiles=1472 hardwareTest=PASS