2026-09-08T06:55:25.386007Z  INFO retained operator-plan finalist finalist=0 values=125 operations=88 estimated_cycles=1647257 estimated_exchange_cycles=668120 exchange_row_bytes=140764 peak_standard_bytes=356636 peak_interleaved_bytes=253056 peak_total_bytes=524092 maximum_standard_allocation_bytes=122880 active_tile_counts={1, 16, 72, 192, 269, 288, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44))]
2026-09-08T06:55:25.560609Z  INFO retained operator-plan finalist finalist=1 values=125 operations=88 estimated_cycles=1647341 estimated_exchange_cycles=668120 exchange_row_bytes=140764 peak_standard_bytes=356628 peak_interleaved_bytes=253120 peak_total_bytes=524148 maximum_standard_allocation_bytes=122880 active_tile_counts={1, 16, 72, 192, 269, 288, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-08T06:55:25.731732Z  INFO retained operator-plan finalist finalist=2 values=127 operations=90 estimated_cycles=1649342 estimated_exchange_cycles=675400 exchange_row_bytes=142140 peak_standard_bytes=358020 peak_interleaved_bytes=238592 peak_total_bytes=510764 maximum_standard_allocation_bytes=122880 active_tile_counts={1, 16, 40, 72, 192, 269, 288, 729, 1076, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44))]
2026-09-08T06:55:25.920756Z  INFO retained operator-plan finalist finalist=3 values=123 operations=86 estimated_cycles=1656851 estimated_exchange_cycles=666600 exchange_row_bytes=140684 peak_standard_bytes=356540 peak_interleaved_bytes=253184 peak_total_bytes=524124 maximum_standard_allocation_bytes=122880 active_tile_counts={1, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-08T06:55:27.790329Z  INFO retained operator-plan finalist finalist=0 values=125 operations=88 estimated_cycles=1647257 estimated_exchange_cycles=668120 exchange_row_bytes=140764 peak_standard_bytes=356636 peak_interleaved_bytes=253056 peak_total_bytes=524092 maximum_standard_allocation_bytes=122880 active_tile_counts={1, 16, 72, 192, 269, 288, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44))]
2026-09-08T06:55:27.965126Z  INFO retained operator-plan finalist finalist=1 values=125 operations=88 estimated_cycles=1647341 estimated_exchange_cycles=668120 exchange_row_bytes=140764 peak_standard_bytes=356628 peak_interleaved_bytes=253120 peak_total_bytes=524148 maximum_standard_allocation_bytes=122880 active_tile_counts={1, 16, 72, 192, 269, 288, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-08T06:55:28.135893Z  INFO retained operator-plan finalist finalist=2 values=127 operations=90 estimated_cycles=1649342 estimated_exchange_cycles=675400 exchange_row_bytes=142140 peak_standard_bytes=358020 peak_interleaved_bytes=238592 peak_total_bytes=510764 maximum_standard_allocation_bytes=122880 active_tile_counts={1, 16, 40, 72, 192, 269, 288, 729, 1076, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44))]
2026-09-08T06:55:28.326491Z  INFO retained operator-plan finalist finalist=3 values=123 operations=86 estimated_cycles=1656851 estimated_exchange_cycles=666600 exchange_row_bytes=140684 peak_standard_bytes=356540 peak_interleaved_bytes=253184 peak_total_bytes=524124 maximum_standard_allocation_bytes=122880 active_tile_counts={1, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(35)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-08T06:55:41.670913Z  INFO retained operator-plan finalist finalist=0 values=122 operations=85 estimated_cycles=1391178 estimated_exchange_cycles=495640 exchange_row_bytes=100384 peak_standard_bytes=194560 peak_interleaved_bytes=256128 peak_total_bytes=422784 maximum_standard_allocation_bytes=52480 active_tile_counts={1, 16, 72, 192, 269, 288, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44))]
2026-09-08T06:55:41.846839Z  INFO retained operator-plan finalist finalist=1 values=122 operations=85 estimated_cycles=1391262 estimated_exchange_cycles=495640 exchange_row_bytes=100384 peak_standard_bytes=194552 peak_interleaved_bytes=256192 peak_total_bytes=422840 maximum_standard_allocation_bytes=52480 active_tile_counts={1, 16, 72, 192, 269, 288, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-08T06:55:42.027892Z  INFO retained operator-plan finalist finalist=2 values=120 operations=83 estimated_cycles=1410442 estimated_exchange_cycles=493480 exchange_row_bytes=100160 peak_standard_bytes=194320 peak_interleaved_bytes=253184 peak_total_bytes=419600 maximum_standard_allocation_bytes=41216 active_tile_counts={1, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-08T06:55:42.201221Z  INFO retained operator-plan finalist finalist=3 values=123 operations=86 estimated_cycles=1422550 estimated_exchange_cycles=500880 exchange_row_bytes=101432 peak_standard_bytes=234392 peak_interleaved_bytes=246400 peak_total_bytes=397720 maximum_standard_allocation_bytes=56064 active_tile_counts={1, 16, 72, 192, 269, 288, 729, 864, 1076, 1296, 1345, 1440, 1458, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-08T06:55:44.101396Z  INFO retained operator-plan finalist finalist=0 values=122 operations=85 estimated_cycles=1391178 estimated_exchange_cycles=495640 exchange_row_bytes=100384 peak_standard_bytes=194560 peak_interleaved_bytes=256128 peak_total_bytes=422784 maximum_standard_allocation_bytes=52480 active_tile_counts={1, 16, 72, 192, 269, 288, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44))]
2026-09-08T06:55:44.275336Z  INFO retained operator-plan finalist finalist=1 values=122 operations=85 estimated_cycles=1391262 estimated_exchange_cycles=495640 exchange_row_bytes=100384 peak_standard_bytes=194552 peak_interleaved_bytes=256192 peak_total_bytes=422840 maximum_standard_allocation_bytes=52480 active_tile_counts={1, 16, 72, 192, 269, 288, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-08T06:55:44.455535Z  INFO retained operator-plan finalist finalist=2 values=120 operations=83 estimated_cycles=1410442 estimated_exchange_cycles=493480 exchange_row_bytes=100160 peak_standard_bytes=194320 peak_interleaved_bytes=253184 peak_total_bytes=419600 maximum_standard_allocation_bytes=41216 active_tile_counts={1, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-08T06:55:44.628191Z  INFO retained operator-plan finalist finalist=3 values=123 operations=86 estimated_cycles=1422550 estimated_exchange_cycles=500880 exchange_row_bytes=101432 peak_standard_bytes=234392 peak_interleaved_bytes=246400 peak_total_bytes=397720 maximum_standard_allocation_bytes=56064 active_tile_counts={1, 16, 72, 192, 269, 288, 729, 864, 1076, 1296, 1345, 1440, 1458, 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(6)), Some(OperationId(6)), Some(OperationId(7)), Some(OperationId(8)), Some(OperationId(8)), Some(OperationId(9)), Some(OperationId(15)), Some(OperationId(15)), Some(OperationId(16)), Some(OperationId(18)), Some(OperationId(19)), Some(OperationId(19)), Some(OperationId(20)), Some(OperationId(22)), Some(OperationId(22)), Some(OperationId(23)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(28)), Some(OperationId(28)), Some(OperationId(29)), Some(OperationId(30)), Some(OperationId(30)), Some(OperationId(31)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-08T06:55:45.011918Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=117189 success=true
2026-09-08T06:55:45.012264Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-08T06:56:13.921374Z  INFO screened tile mappings by exchange resource load candidates=261 baseline_cycles=199864 candidate_cycles=199840 baseline_pressure=147968 candidate_pressure=150947
2026-09-08T06:56:13.980158Z  INFO modelled expanded operator plan finalist=2 modelled_cycles=1032261 estimated_cycles=1645725 estimated_exchange_cycles=852304
2026-09-08T06:56:16.626029Z  INFO screened tile mappings by exchange resource load candidates=294 baseline_cycles=192178 candidate_cycles=192178 baseline_pressure=150613 candidate_pressure=150613
2026-09-08T06:56:16.675158Z  INFO modelled expanded operator plan finalist=3 modelled_cycles=1042197 estimated_cycles=1698771 estimated_exchange_cycles=888952
2026-09-08T06:56:17.536613Z  INFO screened tile mappings by exchange resource load candidates=267 baseline_cycles=203418 candidate_cycles=203418 baseline_pressure=148339 candidate_pressure=148339
2026-09-08T06:56:17.547582Z  INFO screened tile mappings by exchange resource load candidates=267 baseline_cycles=203404 candidate_cycles=203404 baseline_pressure=148324 candidate_pressure=148324
2026-09-08T06:56:17.584331Z  INFO modelled expanded operator plan finalist=1 modelled_cycles=1028370 estimated_cycles=1672544 estimated_exchange_cycles=887792
2026-09-08T06:56:17.594528Z  INFO modelled expanded operator plan finalist=0 modelled_cycles=1027672 estimated_cycles=1672148 estimated_exchange_cycles=887480
2026-09-08T06:56:20.011629Z  INFO screened tile mappings by exchange resource load candidates=204 baseline_cycles=274720 candidate_cycles=274720 baseline_pressure=210053 candidate_pressure=210053
2026-09-08T06:56:20.044766Z  INFO modelled expanded operator plan finalist=4 modelled_cycles=1121314 estimated_cycles=1714066 estimated_exchange_cycles=903472
2026-09-08T06:56:21.821190Z  INFO screened tile mappings by exchange resource load candidates=208 baseline_cycles=266480 candidate_cycles=266480 baseline_pressure=212134 candidate_pressure=212134
2026-09-08T06:56:21.869777Z  INFO modelled expanded operator plan finalist=6 modelled_cycles=1113358 estimated_cycles=1727262 estimated_exchange_cycles=916384
2026-09-08T06:56:22.112521Z  INFO screened tile mappings by exchange resource load candidates=204 baseline_cycles=274734 candidate_cycles=274734 baseline_pressure=210068 candidate_pressure=210068
2026-09-08T06:56:22.121131Z  INFO screened tile mappings by exchange resource load candidates=188 baseline_cycles=274712 candidate_cycles=274688 baseline_pressure=210060 candidate_pressure=213039
2026-09-08T06:56:22.155218Z  INFO modelled expanded operator plan finalist=7 modelled_cycles=1120357 estimated_cycles=1676933 estimated_exchange_cycles=866664
2026-09-08T06:56:22.155757Z  INFO modelled expanded operator plan finalist=5 modelled_cycles=1122012 estimated_cycles=1714462 estimated_exchange_cycles=903784
2026-09-08T06:56:22.194133Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=49 transfers=1248 maximum_identical_destinations=1
2026-09-08T06:56:22.194161Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=49 initial_horizon=5867 selected_horizon=5867 endpoint_lower_bound=5760 lower_bound_gap=107 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.194992Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=49 tile=79 row_words=47 horizon=5867
2026-09-08T06:56:22.208651Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=1458 maximum_identical_destinations=1
2026-09-08T06:56:22.208679Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=3 initial_horizon=991 selected_horizon=991 endpoint_lower_bound=288 lower_bound_gap=703 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.209863Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=1457 row_words=9 horizon=991
2026-09-08T06:56:22.210882Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=59 transfers=1345 maximum_identical_destinations=1
2026-09-08T06:56:22.210909Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=59 initial_horizon=3150 selected_horizon=3150 endpoint_lower_bound=1024 lower_bound_gap=2126 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.211431Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=27 transfers=1459 maximum_identical_destinations=1
2026-09-08T06:56:22.211458Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=27 initial_horizon=3051 selected_horizon=3051 endpoint_lower_bound=1728 lower_bound_gap=1323 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.211911Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=59 tile=947 row_words=9 horizon=3150
2026-09-08T06:56:22.212976Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=27 tile=252 row_words=18 horizon=3051
2026-09-08T06:56:22.220062Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=4 transfers=1459 maximum_identical_destinations=1
2026-09-08T06:56:22.220090Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=4 initial_horizon=2899 selected_horizon=2784 endpoint_lower_bound=1728 lower_bound_gap=1056 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-08T06:56:22.221568Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=4 tile=252 row_words=18 horizon=2784
2026-09-08T06:56:22.227037Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=269
2026-09-08T06:56:22.228989Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=36 transfers=1459 maximum_identical_destinations=1
2026-09-08T06:56:22.229015Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=36 initial_horizon=2897 selected_horizon=2748 endpoint_lower_bound=1728 lower_bound_gap=1020 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-08T06:56:22.229360Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=60 transfers=1076 maximum_identical_destinations=1
2026-09-08T06:56:22.229375Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=60 initial_horizon=193 selected_horizon=193 endpoint_lower_bound=64 lower_bound_gap=129 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.229874Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=60 tile=10 row_words=12 horizon=193
2026-09-08T06:56:22.230645Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=36 tile=252 row_words=18 horizon=2748
2026-09-08T06:56:22.244934Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=53 transfers=1296 maximum_identical_destinations=1
2026-09-08T06:56:22.244953Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=53 initial_horizon=846 selected_horizon=846 endpoint_lower_bound=256 lower_bound_gap=590 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.245949Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=53 tile=947 row_words=9 horizon=846
2026-09-08T06:56:22.272674Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=54 transfers=1224 maximum_identical_destinations=1
2026-09-08T06:56:22.272694Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=54 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.273123Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=54 tile=47 row_words=23 horizon=374
2026-09-08T06:56:22.273969Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=11656
2026-09-08T06:56:22.282955Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=287
2026-09-08T06:56:22.288448Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=287 elapsed_ms=5 success=true
2026-09-08T06:56:22.302216Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=269 elapsed_ms=75 success=true
2026-09-08T06:56:22.339667Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=63 transfers=1440 maximum_identical_destinations=1
2026-09-08T06:56:22.339684Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=63 initial_horizon=2815 selected_horizon=2806 endpoint_lower_bound=896 lower_bound_gap=1910 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-08T06:56:22.340522Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=63 tile=1439 row_words=9 horizon=2806
2026-09-08T06:56:22.376091Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=64 transfers=1368 maximum_identical_destinations=1
2026-09-08T06:56:22.376121Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=64 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.376623Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=64 tile=47 row_words=25 horizon=406
2026-09-08T06:56:22.378135Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=25 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:56:22.378164Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=25 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:56:22.382793Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:56:22.384846Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=25 tile=588 row_words=41 horizon=1936
2026-09-08T06:56:22.390801Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=40 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:56:22.390830Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=40 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:56:22.396625Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=40 tile=588 row_words=41 horizon=1936
2026-09-08T06:56:22.415266Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:56:22.427548Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:56:22.436006Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:56:22.436035Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=7 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:56:22.441701Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=588 row_words=41 horizon=1936
2026-09-08T06:56:22.455175Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=44 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:56:22.455222Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=44 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:56:22.457787Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=11656 elapsed_ms=183 success=true
2026-09-08T06:56:22.460837Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=44 tile=588 row_words=41 horizon=1936
2026-09-08T06:56:22.465630Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=34 transfers=12640 maximum_identical_destinations=1
2026-09-08T06:56:22.465650Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=34 initial_horizon=3742 selected_horizon=3151 endpoint_lower_bound=2736 lower_bound_gap=415 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:56:22.472436Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=34 tile=1253 row_words=57 horizon=3151
2026-09-08T06:56:22.493766Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=11536
2026-09-08T06:56:22.536778Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=15 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:56:22.536814Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=15 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:56:22.542769Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=15 tile=588 row_words=41 horizon=1936
2026-09-08T06:56:22.562045Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=23313
2026-09-08T06:56:22.572324Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:56:22.663984Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=22 transfers=11656 maximum_identical_destinations=1
2026-09-08T06:56:22.664007Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=22 initial_horizon=1944 selected_horizon=1944 endpoint_lower_bound=576 lower_bound_gap=1368 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.668724Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=22 tile=662 row_words=65 horizon=1944
2026-09-08T06:56:22.681104Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561
2026-09-08T06:56:22.693495Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=30 transfers=13599 maximum_identical_destinations=1
2026-09-08T06:56:22.693521Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=30 initial_horizon=19777 selected_horizon=19777 endpoint_lower_bound=11808 lower_bound_gap=7969 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.699009Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=11536 elapsed_ms=205 success=true
2026-09-08T06:56:22.703948Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=30 tile=862 row_words=88 horizon=19777
2026-09-08T06:56:22.799954Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=47 transfers=11536 maximum_identical_destinations=1
2026-09-08T06:56:22.799989Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=47 initial_horizon=2493 selected_horizon=2493 endpoint_lower_bound=2304 lower_bound_gap=189 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:22.806176Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=47 tile=32 row_words=151 horizon=2493
2026-09-08T06:56:22.865518Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=482 success=true
2026-09-08T06:56:22.908550Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=480 success=true
2026-09-08T06:56:22.914107Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=498 success=true
2026-09-08T06:56:23.044377Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=472 success=true
2026-09-08T06:56:23.077221Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=38 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:56:23.077256Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=38 initial_horizon=6543 selected_horizon=6543 endpoint_lower_bound=3648 lower_bound_gap=2895 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:23.083122Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=38 tile=415 row_words=166 horizon=6543
2026-09-08T06:56:23.095913Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=61520
2026-09-08T06:56:23.144959Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:56:23.145346Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:56:23.156085Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=23313 elapsed_ms=593 success=true
2026-09-08T06:56:23.167927Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=42 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:56:23.167953Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=42 initial_horizon=6474 selected_horizon=6474 endpoint_lower_bound=3648 lower_bound_gap=2826 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:23.174631Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=23 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:56:23.174658Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=23 initial_horizon=7135 selected_horizon=7135 endpoint_lower_bound=3648 lower_bound_gap=3487 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:23.176610Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=42 tile=322 row_words=170 horizon=6474
2026-09-08T06:56:23.183642Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=23 tile=507 row_words=166 horizon=7135
2026-09-08T06:56:23.195608Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=66880
2026-09-08T06:56:23.211291Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:56:23.303763Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=9 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:56:23.303805Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=9 initial_horizon=5487 selected_horizon=5487 endpoint_lower_bound=3648 lower_bound_gap=1839 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:23.309554Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:56:23.312386Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=9 tile=230 row_words=156 horizon=5487
2026-09-08T06:56:23.341315Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:56:23.350315Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=75104
2026-09-08T06:56:23.362539Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:56:23.374920Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:56:23.534623Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=2 transfers=23313 maximum_identical_destinations=1
2026-09-08T06:56:23.534658Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=2 initial_horizon=1439 selected_horizon=1439 endpoint_lower_bound=576 lower_bound_gap=863 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:23.548318Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=2 tile=181 row_words=86 horizon=1439
2026-09-08T06:56:23.796487Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=32656
2026-09-08T06:56:23.797940Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=435 success=true
2026-09-08T06:56:23.862060Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=32 candidates=5326 ordinary_horizon=14219 paired_horizon=11505 use_paired=true
2026-09-08T06:56:23.895445Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=32 transfers=7290 maximum_identical_destinations=1
2026-09-08T06:56:23.895469Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=32 initial_horizon=11505 selected_horizon=11505 endpoint_lower_bound=9120 lower_bound_gap=2385 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:23.908162Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=32 tile=325 row_words=197 horizon=11505
2026-09-08T06:56:24.060424Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=5 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:56:24.060457Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=5 initial_horizon=5487 selected_horizon=5487 endpoint_lower_bound=3648 lower_bound_gap=1839 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:24.069006Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=5 tile=230 row_words=156 horizon=5487
2026-09-08T06:56:24.099049Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=1417 success=true
2026-09-08T06:56:24.795693Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=28 transfers=6561 maximum_identical_destinations=1
2026-09-08T06:56:24.795736Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=28 initial_horizon=7393 selected_horizon=7393 endpoint_lower_bound=5248 lower_bound_gap=2145 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:24.810859Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=61520 elapsed_ms=1714 success=true
2026-09-08T06:56:24.812161Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=28 tile=722 row_words=264 horizon=7393
2026-09-08T06:56:24.900542Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=1755 success=true
2026-09-08T06:56:24.959461Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=1814 success=true
2026-09-08T06:56:25.084262Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=1872 success=true
2026-09-08T06:56:25.111959Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=66880 elapsed_ms=1916 success=true
2026-09-08T06:56:25.339408Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=2029 success=true
2026-09-08T06:56:25.399386Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=2024 success=true
2026-09-08T06:56:25.429974Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=2088 success=true
2026-09-08T06:56:25.888612Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=41 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:56:25.888653Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=41 initial_horizon=891 selected_horizon=891 endpoint_lower_bound=592 lower_bound_gap=299 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:25.901406Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=75104 elapsed_ms=2551 success=true
2026-09-08T06:56:25.912691Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=41 tile=106 row_words=170 horizon=891
2026-09-08T06:56:26.153359Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=12 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:56:26.153402Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=12 initial_horizon=892 selected_horizon=892 endpoint_lower_bound=592 lower_bound_gap=300 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:26.204350Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=12 tile=221 row_words=174 horizon=892
2026-09-08T06:56:26.275746Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=35 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:56:26.275786Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=35 initial_horizon=891 selected_horizon=891 endpoint_lower_bound=592 lower_bound_gap=299 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:26.304617Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=21 transfers=61520 maximum_identical_destinations=1
2026-09-08T06:56:26.304650Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=21 initial_horizon=7133 selected_horizon=7133 endpoint_lower_bound=3640 lower_bound_gap=3493 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:26.312928Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=35 tile=106 row_words=170 horizon=891
2026-09-08T06:56:26.347514Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=21 tile=352 row_words=277 horizon=7133
2026-09-08T06:56:26.730125Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=16 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:56:26.730164Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=16 initial_horizon=892 selected_horizon=892 endpoint_lower_bound=592 lower_bound_gap=300 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:26.736300Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=19 transfers=66880 maximum_identical_destinations=1
2026-09-08T06:56:26.736328Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=19 initial_horizon=5497 selected_horizon=5497 endpoint_lower_bound=3640 lower_bound_gap=1857 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:26.767162Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=16 tile=221 row_words=174 horizon=892
2026-09-08T06:56:26.779226Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=19 tile=362 row_words=321 horizon=5497
2026-09-08T06:56:26.847475Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=8 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:56:26.847506Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=8 initial_horizon=892 selected_horizon=892 endpoint_lower_bound=592 lower_bound_gap=300 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:26.855177Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=45 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:56:26.855224Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=45 initial_horizon=891 selected_horizon=891 endpoint_lower_bound=592 lower_bound_gap=299 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:26.884520Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=8 tile=221 row_words=174 horizon=892
2026-09-08T06:56:26.898008Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=45 tile=106 row_words=170 horizon=891
2026-09-08T06:56:27.068011Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=20 transfers=75104 maximum_identical_destinations=1
2026-09-08T06:56:27.068043Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=20 initial_horizon=10616 selected_horizon=10616 endpoint_lower_bound=8832 lower_bound_gap=1784 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:27.113301Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=20 tile=723 row_words=383 horizon=10616
2026-09-08T06:56:30.841064Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=32656 elapsed_ms=7044 success=true
2026-09-08T06:56:31.907445Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=195656
2026-09-08T06:56:32.100674Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=18 transfers=32656 maximum_identical_destinations=1
2026-09-08T06:56:32.100704Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=18 initial_horizon=7253 selected_horizon=7253 endpoint_lower_bound=6192 lower_bound_gap=1061 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:32.148849Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=18 tile=555 row_words=709 horizon=7253
2026-09-08T06:56:32.290531Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=70015
2026-09-08T06:56:44.600073Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=70015 elapsed_ms=12309 success=true
2026-09-08T06:56:44.995938Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=195656 elapsed_ms=13088 success=true
2026-09-08T06:56:52.580595Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=31 transfers=195656 maximum_identical_destinations=1
2026-09-08T06:56:52.580629Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=31 initial_horizon=3387 selected_horizon=3387 endpoint_lower_bound=2388 lower_bound_gap=999 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:52.699238Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=31 tile=229 row_words=736 horizon=3387
2026-09-08T06:56:52.874473Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:56:53.154150Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=279 success=true
2026-09-08T06:56:53.325922Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=13 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:56:53.325947Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=13 initial_horizon=5487 selected_horizon=5487 endpoint_lower_bound=3648 lower_bound_gap=1839 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:53.331399Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=13 tile=230 row_words=156 horizon=5487
2026-09-08T06:56:53.457966Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=11 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:56:53.457983Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=11 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:56:53.462066Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=11 tile=588 row_words=41 horizon=1936
2026-09-08T06:56:56.981093Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=46 transfers=70015 maximum_identical_destinations=1
2026-09-08T06:56:56.981124Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=46 initial_horizon=11260 selected_horizon=11260 endpoint_lower_bound=8172 lower_bound_gap=3088 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:56.996566Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=46 tile=75 row_words=3014 horizon=11260
2026-09-08T06:56:57.665357Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:56:58.791884Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=1126 success=true
2026-09-08T06:56:59.558986Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=26 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:56:59.559014Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=26 initial_horizon=892 selected_horizon=892 endpoint_lower_bound=592 lower_bound_gap=300 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:56:59.582435Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=26 tile=221 row_words=174 horizon=892
2026-09-08T06:57:02.021721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=127500
2026-09-08T06:57:13.658491Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=127500 elapsed_ms=11636 success=true
2026-09-08T06:57:30.286835Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=17 transfers=127500 maximum_identical_destinations=1
2026-09-08T06:57:30.286886Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=17 initial_horizon=10322 selected_horizon=10322 endpoint_lower_bound=6632 lower_bound_gap=3690 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:30.350812Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=17 tile=70 row_words=1909 horizon=10322
2026-09-08T06:57:30.492762Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=4416 maximum_identical_destinations=1
2026-09-08T06:57:30.492783Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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
2026-09-08T06:57:30.495681Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=703 row_words=22 horizon=980
2026-09-08T06:57:30.538703Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=0 mapped=false analytical_cycles=1672148 analytical_exchange_cycles=887480 scheduled_exchange_cycles=305846 refined_cycles=1090514
2026-09-08T06:57:30.868973Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=29 success=true
2026-09-08T06:57:30.870024Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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_k160_c16_r144_r144" target=ipu21
2026-09-08T06:57:30.915746Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/2f3aadafa3f2575c2926081d6b7dbd23a05b99db914808194cc955224ce45f53/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/2f3aadafa3f2575c2926081d6b7dbd23a05b99db914808194cc955224ce45f53/kernel.json
2026-09-08T06:57:30.917350Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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_k480_c144_r36_r38" target=ipu21
2026-09-08T06:57:30.962823Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/6356b93158c59604e1461bd42941a56221900c6a24d538f75053477a8af0ea59/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/6356b93158c59604e1461bd42941a56221900c6a24d538f75053477a8af0ea59/kernel.json
2026-09-08T06:57:30.966233Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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_amp_left_f16_o0_r35_p36_c464_p480" target=ipu21
2026-09-08T06:57:31.014730Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/a82e71d1b48a74f7830348e1c78a3b2a97831e0187ce81cdc7e0e5007a85334b/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/a82e71d1b48a74f7830348e1c78a3b2a97831e0187ce81cdc7e0e5007a85334b/kernel.json
2026-09-08T06:57:31.015106Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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_amp_left_f16_o0_r35_p36_c480_p480" target=ipu21
2026-09-08T06:57:31.062000Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/768ecb56254255aa521f9fe119b1ae9b38e194ffec3cc98b11bff0d15f7a8bc3/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/768ecb56254255aa521f9fe119b1ae9b38e194ffec3cc98b11bff0d15f7a8bc3/kernel.json
2026-09-08T06:57:31.062734Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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_amp_left_f16_o0_r36_p36_c464_p480" target=ipu21
2026-09-08T06:57:31.106666Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/25143ea54994189b87df2f6e5278993c3cd31f7e6332bbe054995c8101936d3e/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/25143ea54994189b87df2f6e5278993c3cd31f7e6332bbe054995c8101936d3e/kernel.json
2026-09-08T06:57:31.107033Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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_amp_left_f16_o0_r36_p36_c480_p480" target=ipu21
2026-09-08T06:57:31.151495Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/8a3c12267765595719a2dc2d5f4a90df5c13b22fa0217dc6fa66e84e7a5736f9/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/8a3c12267765595719a2dc2d5f4a90df5c13b22fa0217dc6fa66e84e7a5736f9/kernel.json
2026-09-08T06:57:31.152145Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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_amp_left_f16_o0_r38_p38_c464_p480" target=ipu21
2026-09-08T06:57:31.193738Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/48ac295c24beb4e3c5e8b9d63e77c7e3490a27925bab6909cbc56b46e590ca51/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/48ac295c24beb4e3c5e8b9d63e77c7e3490a27925bab6909cbc56b46e590ca51/kernel.json
2026-09-08T06:57:31.194110Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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_amp_left_f16_o0_r38_p38_c480_p480" target=ipu21
2026-09-08T06:57:31.233437Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/654923d76fa44c5b1e43f3a2a8d8d67ce6bb5b0a0869514d27dd529de4a83efa/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/654923d76fa44c5b1e43f3a2a8d8d67ce6bb5b0a0869514d27dd529de4a83efa/kernel.json
2026-09-08T06:57:31.236500Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=367 success=true
2026-09-08T06:57:31.242162Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=1 success=true
2026-09-08T06:57:31.767622Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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=69 success=true
2026-09-08T06:57:31.767692Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: allocated package support memory linked_end=397920 profile_bytes=1008 exchange_table_bytes=38516 host_code_bytes=2388 generated_code_bytes=10832 code_address=477592 standard_ranges=[(491520, 524288)]
2026-09-08T06:57:32.222878Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=455 success=true
2026-09-08T06:57:32.225404Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=57
2026-09-08T06:57:32.230669Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=58
2026-09-08T06:57:32.232548Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-08T06:57:32.240617Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=59
2026-09-08T06:57:32.241075Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=59 transfers=1345 maximum_identical_destinations=1
2026-09-08T06:57:32.241081Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=59 initial_horizon=3150 selected_horizon=3150 endpoint_lower_bound=1024 lower_bound_gap=2126 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.242041Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=59 tile=947 row_words=9 horizon=3150
2026-09-08T06:57:32.243860Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=49
2026-09-08T06:57:32.244467Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-08T06:57:32.244488Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=49 transfers=1248 maximum_identical_destinations=1
2026-09-08T06:57:32.244499Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=49 initial_horizon=5867 selected_horizon=5867 endpoint_lower_bound=5760 lower_bound_gap=107 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.245277Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=49 tile=79 row_words=47 horizon=5867
2026-09-08T06:57:32.245430Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=4 transfers=1459 maximum_identical_destinations=1
2026-09-08T06:57:32.245441Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=4 initial_horizon=2784 selected_horizon=2784 endpoint_lower_bound=1728 lower_bound_gap=1056 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.246952Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=4 tile=252 row_words=18 horizon=2784
2026-09-08T06:57:32.248993Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=60
2026-09-08T06:57:32.249359Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=60 transfers=1076 maximum_identical_destinations=1
2026-09-08T06:57:32.249368Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=60 initial_horizon=193 selected_horizon=193 endpoint_lower_bound=64 lower_bound_gap=129 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.249676Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33
2026-09-08T06:57:32.250891Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=60 tile=10 row_words=12 horizon=193
2026-09-08T06:57:32.253333Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=61
2026-09-08T06:57:32.261472Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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
2026-09-08T06:57:32.261498Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=3 initial_horizon=502 selected_horizon=502 endpoint_lower_bound=288 lower_bound_gap=214 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:32.262510Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=1427 row_words=9 horizon=502
2026-09-08T06:57:32.266308Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=51
2026-09-08T06:57:32.266355Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=53
2026-09-08T06:57:32.266821Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=53 transfers=1296 maximum_identical_destinations=1
2026-09-08T06:57:32.266828Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=53 initial_horizon=846 selected_horizon=846 endpoint_lower_bound=256 lower_bound_gap=590 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.267835Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=53 tile=947 row_words=9 horizon=846
2026-09-08T06:57:32.271840Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=52
2026-09-08T06:57:32.276423Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=54
2026-09-08T06:57:32.276870Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=54 transfers=1224 maximum_identical_destinations=1
2026-09-08T06:57:32.276878Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=54 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.277363Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=54 tile=47 row_words=23 horizon=374
2026-09-08T06:57:32.280292Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=55
2026-09-08T06:57:32.287397Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=43
2026-09-08T06:57:32.289869Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=56
2026-09-08T06:57:32.304721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-08T06:57:32.308288Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=7 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:57:32.308302Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=7 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.313805Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=7 tile=588 row_words=41 horizon=1936
2026-09-08T06:57:32.320490Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25
2026-09-08T06:57:32.324335Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=25 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:57:32.324351Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=25 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.324698Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-08T06:57:32.328536Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=11 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:57:32.328553Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=11 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.329776Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=25 tile=588 row_words=41 horizon=1936
2026-09-08T06:57:32.333999Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=11 tile=588 row_words=41 horizon=1936
2026-09-08T06:57:32.335494Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=63
2026-09-08T06:57:32.335965Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=63 transfers=1440 maximum_identical_destinations=1
2026-09-08T06:57:32.335972Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=63 initial_horizon=2806 selected_horizon=2806 endpoint_lower_bound=896 lower_bound_gap=1910 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.336790Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=63 tile=1439 row_words=9 horizon=2806
2026-09-08T06:57:32.345466Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=64
2026-09-08T06:57:32.345935Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=64 transfers=1368 maximum_identical_destinations=1
2026-09-08T06:57:32.345949Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=64 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.346451Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=64 tile=47 row_words=25 horizon=406
2026-09-08T06:57:32.355348Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=37
2026-09-08T06:57:32.370898Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=34
2026-09-08T06:57:32.377069Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=34 transfers=12640 maximum_identical_destinations=1
2026-09-08T06:57:32.377088Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=34 initial_horizon=3151 selected_horizon=3151 endpoint_lower_bound=2736 lower_bound_gap=415 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.386023Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=34 tile=1253 row_words=57 horizon=3151
2026-09-08T06:57:32.447779Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=22
2026-09-08T06:57:32.452673Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=22 transfers=11656 maximum_identical_destinations=1
2026-09-08T06:57:32.452690Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=22 initial_horizon=1944 selected_horizon=1944 endpoint_lower_bound=576 lower_bound_gap=1368 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.455253Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=62
2026-09-08T06:57:32.457062Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=22 tile=662 row_words=65 horizon=1944
2026-09-08T06:57:32.471220Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=29
2026-09-08T06:57:32.480842Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=39
2026-09-08T06:57:32.520286Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=15 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:57:32.520326Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=15 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:57:32.526214Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=15 tile=588 row_words=41 horizon=1936
2026-09-08T06:57:32.555182Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=44 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:57:32.555235Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=44 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:57:32.560901Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=44 tile=588 row_words=41 horizon=1936
2026-09-08T06:57:32.610832Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=36 transfers=1459 maximum_identical_destinations=1
2026-09-08T06:57:32.610867Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=36 initial_horizon=2897 selected_horizon=2748 endpoint_lower_bound=1728 lower_bound_gap=1020 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-08T06:57:32.612632Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=36 tile=252 row_words=18 horizon=2748
2026-09-08T06:57:32.734440Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=40 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:57:32.734470Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=40 initial_horizon=2535 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-08T06:57:32.740193Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=40 tile=588 row_words=41 horizon=1936
2026-09-08T06:57:32.765003Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=27
2026-09-08T06:57:32.765950Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=27 transfers=1459 maximum_identical_destinations=1
2026-09-08T06:57:32.765961Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=27 initial_horizon=3051 selected_horizon=3051 endpoint_lower_bound=1728 lower_bound_gap=1323 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:32.767402Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=27 tile=252 row_words=18 horizon=3051
2026-09-08T06:57:32.886702Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=30 transfers=13599 maximum_identical_destinations=1
2026-09-08T06:57:32.886740Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=30 initial_horizon=19777 selected_horizon=19777 endpoint_lower_bound=11808 lower_bound_gap=7969 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:32.897186Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=30 tile=862 row_words=86 horizon=19777
2026-09-08T06:57:32.990982Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:57:33.013283Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:57:33.039461Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47
2026-09-08T06:57:33.045332Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=47 transfers=11536 maximum_identical_destinations=1
2026-09-08T06:57:33.045350Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=47 initial_horizon=2493 selected_horizon=2493 endpoint_lower_bound=2304 lower_bound_gap=189 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:33.049790Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:57:33.051738Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=47 tile=32 row_words=151 horizon=2493
2026-09-08T06:57:33.060837Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48
2026-09-08T06:57:33.122867Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:57:33.132782Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:57:33.133916Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=23313
2026-09-08T06:57:33.153065Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-08T06:57:33.420960Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=429 success=true
2026-09-08T06:57:33.491995Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=478 success=true
2026-09-08T06:57:33.549633Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=499 success=true
2026-09-08T06:57:33.606583Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=483 success=true
2026-09-08T06:57:33.617566Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=484 success=true
2026-09-08T06:57:33.650827Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=497 success=true
2026-09-08T06:57:33.665488Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=9 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:57:33.665515Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=9 initial_horizon=6466 selected_horizon=6466 endpoint_lower_bound=3648 lower_bound_gap=2818 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:33.673856Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=9 tile=507 row_words=162 horizon=6466
2026-09-08T06:57:33.760547Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=23313 elapsed_ms=626 success=true
2026-09-08T06:57:33.764380Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=5 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:57:33.764408Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=5 initial_horizon=6466 selected_horizon=6466 endpoint_lower_bound=3648 lower_bound_gap=2818 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:33.774127Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=5 tile=507 row_words=162 horizon=6466
2026-09-08T06:57:33.831984Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=23 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:57:33.832018Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=23 initial_horizon=7684 selected_horizon=7684 endpoint_lower_bound=3648 lower_bound_gap=4036 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:33.841721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=23 tile=45 row_words=169 horizon=7684
2026-09-08T06:57:33.879907Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=42 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:57:33.879966Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=42 initial_horizon=6287 selected_horizon=6287 endpoint_lower_bound=3648 lower_bound_gap=2639 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:33.888365Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=13 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:57:33.888395Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=13 initial_horizon=6466 selected_horizon=6466 endpoint_lower_bound=3648 lower_bound_gap=2818 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:33.889150Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=42 tile=229 row_words=172 horizon=6287
2026-09-08T06:57:33.897485Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=13 tile=507 row_words=162 horizon=6466
2026-09-08T06:57:33.941500Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=38 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:57:33.941527Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=38 initial_horizon=6801 selected_horizon=6801 endpoint_lower_bound=3648 lower_bound_gap=3153 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:33.952000Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=38 tile=47 row_words=163 horizon=6801
2026-09-08T06:57:34.103059Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=32 candidates=5052 ordinary_horizon=9285 paired_horizon=9377 use_paired=false
2026-09-08T06:57:34.137106Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=32 transfers=7290 maximum_identical_destinations=1
2026-09-08T06:57:34.137132Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=32 initial_horizon=9285 selected_horizon=9285 endpoint_lower_bound=9120 lower_bound_gap=165 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:34.150184Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=32 tile=327 row_words=187 horizon=9285
2026-09-08T06:57:34.167801Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=2 transfers=23313 maximum_identical_destinations=1
2026-09-08T06:57:34.167834Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=2 initial_horizon=1434 selected_horizon=1434 endpoint_lower_bound=576 lower_bound_gap=858 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:34.181177Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=2 tile=858 row_words=85 horizon=1434
2026-09-08T06:57:34.364284Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=19
2026-09-08T06:57:34.423705Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=19 transfers=66880 maximum_identical_destinations=1
2026-09-08T06:57:34.423728Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=19 initial_horizon=5497 selected_horizon=5497 endpoint_lower_bound=3640 lower_bound_gap=1857 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:34.466750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=19 tile=362 row_words=321 horizon=5497
2026-09-08T06:57:34.509041Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561
2026-09-08T06:57:34.760117Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=61520
2026-09-08T06:57:34.830190Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:57:34.965182Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=20
2026-09-08T06:57:34.965874Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:57:34.999542Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=20 transfers=75104 maximum_identical_destinations=1
2026-09-08T06:57:34.999579Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=20 initial_horizon=10616 selected_horizon=10616 endpoint_lower_bound=8832 lower_bound_gap=1784 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:35.018130Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:57:35.033347Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=20 tile=723 row_words=383 horizon=10616
2026-09-08T06:57:35.050191Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:57:35.079968Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:57:35.082848Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:57:35.155441Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51940
2026-09-08T06:57:35.978676Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=1469 success=true
2026-09-08T06:57:36.351255Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=61520 elapsed_ms=1591 success=true
2026-09-08T06:57:36.683940Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=1853 success=true
2026-09-08T06:57:36.738408Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=28 transfers=6561 maximum_identical_destinations=1
2026-09-08T06:57:36.738445Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=28 initial_horizon=7967 selected_horizon=7967 endpoint_lower_bound=5248 lower_bound_gap=2719 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:36.756277Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=28 tile=171 row_words=283 horizon=7967
2026-09-08T06:57:36.989983Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=2024 success=true
2026-09-08T06:57:37.038051Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=2019 success=true
2026-09-08T06:57:37.074079Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=1991 success=true
2026-09-08T06:57:37.088810Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=2008 success=true
2026-09-08T06:57:37.101917Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=2051 success=true
2026-09-08T06:57:37.184899Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=51940 elapsed_ms=2029 success=true
2026-09-08T06:57:37.867898Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=21 transfers=61520 maximum_identical_destinations=1
2026-09-08T06:57:37.867940Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=21 initial_horizon=7133 selected_horizon=7133 endpoint_lower_bound=3640 lower_bound_gap=3493 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:37.892838Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=45 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:57:37.892875Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=45 initial_horizon=899 selected_horizon=899 endpoint_lower_bound=592 lower_bound_gap=307 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:37.911099Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=21 tile=352 row_words=277 horizon=7133
2026-09-08T06:57:37.930448Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=45 tile=632 row_words=169 horizon=899
2026-09-08T06:57:38.210372Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=16 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:57:38.210411Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=16 initial_horizon=913 selected_horizon=913 endpoint_lower_bound=592 lower_bound_gap=321 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:38.235738Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=16 tile=95 row_words=169 horizon=913
2026-09-08T06:57:38.448523Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=26 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:57:38.448557Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=26 initial_horizon=913 selected_horizon=913 endpoint_lower_bound=592 lower_bound_gap=321 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:38.478657Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=41 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:57:38.478689Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=41 initial_horizon=899 selected_horizon=899 endpoint_lower_bound=592 lower_bound_gap=307 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:38.482551Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=12 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:57:38.482580Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=12 initial_horizon=913 selected_horizon=913 endpoint_lower_bound=592 lower_bound_gap=321 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:38.487542Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=26 tile=95 row_words=169 horizon=913
2026-09-08T06:57:38.504886Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=8 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:57:38.504914Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=8 initial_horizon=913 selected_horizon=913 endpoint_lower_bound=592 lower_bound_gap=321 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:38.518354Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=41 tile=632 row_words=169 horizon=899
2026-09-08T06:57:38.522386Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=12 tile=95 row_words=169 horizon=913
2026-09-08T06:57:38.543993Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=8 tile=95 row_words=169 horizon=913
2026-09-08T06:57:38.547278Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=35 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:57:38.547304Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=35 initial_horizon=899 selected_horizon=899 endpoint_lower_bound=592 lower_bound_gap=307 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:57:38.584267Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=35 tile=632 row_words=169 horizon=899
2026-09-08T06:57:40.943533Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18
2026-09-08T06:57:41.032471Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=18 transfers=32656 maximum_identical_destinations=1
2026-09-08T06:57:41.032495Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=18 initial_horizon=7253 selected_horizon=7253 endpoint_lower_bound=6192 lower_bound_gap=1061 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:41.096786Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=18 tile=555 row_words=709 horizon=7253
2026-09-08T06:57:42.444653Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=31
2026-09-08T06:57:42.522591Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=31 transfers=195656 maximum_identical_destinations=1
2026-09-08T06:57:42.522618Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=31 initial_horizon=3387 selected_horizon=3387 endpoint_lower_bound=2388 lower_bound_gap=999 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:57:42.647586Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=31 tile=229 row_words=736 horizon=3387
2026-09-08T06:57:42.704151Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-08T06:57:42.757969Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=70015
2026-09-08T06:57:48.247332Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=127500
2026-09-08T06:57:54.491761Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=70015 elapsed_ms=11733 success=true
2026-09-08T06:58:03.275322Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=127500 elapsed_ms=15027 success=true
2026-09-08T06:58:06.197050Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=46 transfers=70015 maximum_identical_destinations=1
2026-09-08T06:58:06.197080Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=46 initial_horizon=11314 selected_horizon=11314 endpoint_lower_bound=8172 lower_bound_gap=3142 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:58:06.212837Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=46 tile=74 row_words=3022 horizon=11314
2026-09-08T06:58:16.406889Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=17 transfers=127500 maximum_identical_destinations=1
2026-09-08T06:58:16.406941Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=17 initial_horizon=10785 selected_horizon=10785 endpoint_lower_bound=6632 lower_bound_gap=4153 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:58:16.468474Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=17 tile=75 row_words=1950 horizon=10785
2026-09-08T06:58:16.608148Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-08T06:58:16.612856Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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
2026-09-08T06:58:16.612876Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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
2026-09-08T06:58:16.636086Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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
2026-09-08T06:58:16.639431Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=44416 success=true
2026-09-08T06:58:23.458952Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=6
2026-09-08T06:58:23.462324Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=48
2026-09-08T06:58:23.467249Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=3
2026-09-08T06:58:23.468330Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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
2026-09-08T06:58:23.468347Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=3 initial_horizon=502 selected_horizon=502 endpoint_lower_bound=288 lower_bound_gap=214 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.469695Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=3 tile=1427 row_words=9 horizon=502
2026-09-08T06:58:23.472229Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=49
2026-09-08T06:58:23.472992Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=49 transfers=1248 maximum_identical_destinations=1
2026-09-08T06:58:23.473007Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=49 initial_horizon=5867 selected_horizon=5867 endpoint_lower_bound=5760 lower_bound_gap=107 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.473972Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=49 tile=79 row_words=47 horizon=5867
2026-09-08T06:58:23.477599Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=33
2026-09-08T06:58:23.480188Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=50
2026-09-08T06:58:23.481868Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=51
2026-09-08T06:58:23.481896Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=37
2026-09-08T06:58:23.487097Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=52
2026-09-08T06:58:23.497667Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=4
2026-09-08T06:58:23.499868Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=4 transfers=1459 maximum_identical_destinations=1
2026-09-08T06:58:23.499888Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=4 initial_horizon=2784 selected_horizon=2784 endpoint_lower_bound=1728 lower_bound_gap=1056 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.501544Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=57
2026-09-08T06:58:23.503065Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=4 tile=252 row_words=18 horizon=2784
2026-09-08T06:58:23.507607Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=58
2026-09-08T06:58:23.512406Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=1
2026-09-08T06:58:23.522128Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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
2026-09-08T06:58:23.522156Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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
2026-09-08T06:58:23.523193Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=39
2026-09-08T06:58:23.523590Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=53 transfers=1296 maximum_identical_destinations=1
2026-09-08T06:58:23.523610Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=53 initial_horizon=471 selected_horizon=471 endpoint_lower_bound=256 lower_bound_gap=215 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:58:23.524888Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=53 tile=799 row_words=10 horizon=471
2026-09-08T06:58:23.525254Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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
2026-09-08T06:58:23.534326Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=54
2026-09-08T06:58:23.534824Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=54 transfers=1224 maximum_identical_destinations=1
2026-09-08T06:58:23.534834Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=54 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.535378Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=54 tile=47 row_words=23 horizon=374
2026-09-08T06:58:23.537675Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=11
2026-09-08T06:58:23.538561Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=55
2026-09-08T06:58:23.542930Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=11 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:58:23.542954Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=11 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.544983Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=7
2026-09-08T06:58:23.548463Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=56
2026-09-08T06:58:23.548973Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=11 tile=588 row_words=41 horizon=1936
2026-09-08T06:58:23.551776Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=7 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:58:23.551802Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=7 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.555089Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=61
2026-09-08T06:58:23.556192Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=59 transfers=1345 maximum_identical_destinations=1
2026-09-08T06:58:23.556248Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=59 initial_horizon=3070 selected_horizon=3070 endpoint_lower_bound=1024 lower_bound_gap=2046 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-08T06:58:23.557931Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=59 tile=947 row_words=9 horizon=3070
2026-09-08T06:58:23.559016Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=7 tile=588 row_words=41 horizon=1936
2026-09-08T06:58:23.567185Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=15
2026-09-08T06:58:23.574498Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=60
2026-09-08T06:58:23.575252Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=60 transfers=1076 maximum_identical_destinations=1
2026-09-08T06:58:23.575277Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=60 initial_horizon=193 selected_horizon=193 endpoint_lower_bound=64 lower_bound_gap=129 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.576849Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=60 tile=10 row_words=12 horizon=193
2026-09-08T06:58:23.577283Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=15 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:58:23.577309Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=15 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.584540Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=15 tile=588 row_words=41 horizon=1936
2026-09-08T06:58:23.587416Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=27
2026-09-08T06:58:23.588697Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=27 transfers=1459 maximum_identical_destinations=1
2026-09-08T06:58:23.588713Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=27 initial_horizon=3051 selected_horizon=3051 endpoint_lower_bound=1728 lower_bound_gap=1323 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.590554Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=27 tile=252 row_words=18 horizon=3051
2026-09-08T06:58:23.595039Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=43
2026-09-08T06:58:23.609302Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=64
2026-09-08T06:58:23.609939Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=64 transfers=1368 maximum_identical_destinations=1
2026-09-08T06:58:23.609952Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=64 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.610573Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=64 tile=47 row_words=25 horizon=406
2026-09-08T06:58:23.615564Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=65
2026-09-08T06:58:23.635721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=63 transfers=1440 maximum_identical_destinations=1
2026-09-08T06:58:23.635775Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=63 initial_horizon=2815 selected_horizon=2806 endpoint_lower_bound=896 lower_bound_gap=1910 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-08T06:58:23.637264Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=63 tile=1439 row_words=9 horizon=2806
2026-09-08T06:58:23.652413Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=34
2026-09-08T06:58:23.662617Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=40
2026-09-08T06:58:23.663036Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=34 transfers=12640 maximum_identical_destinations=1
2026-09-08T06:58:23.663070Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=34 initial_horizon=3151 selected_horizon=3151 endpoint_lower_bound=2736 lower_bound_gap=415 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.664271Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=36
2026-09-08T06:58:23.665352Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=36 transfers=1459 maximum_identical_destinations=1
2026-09-08T06:58:23.665376Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=36 initial_horizon=2748 selected_horizon=2748 endpoint_lower_bound=1728 lower_bound_gap=1020 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.667118Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=36 tile=252 row_words=18 horizon=2748
2026-09-08T06:58:23.670164Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=40 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:58:23.670195Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=40 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.673375Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=34 tile=1253 row_words=57 horizon=3151
2026-09-08T06:58:23.675442Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=44
2026-09-08T06:58:23.679894Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=40 tile=588 row_words=41 horizon=1936
2026-09-08T06:58:23.680269Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=44 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:58:23.680290Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=44 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.686372Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=44 tile=588 row_words=41 horizon=1936
2026-09-08T06:58:23.743470Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=62
2026-09-08T06:58:23.791897Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=47
2026-09-08T06:58:23.800733Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=47 transfers=11536 maximum_identical_destinations=1
2026-09-08T06:58:23.800802Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=47 initial_horizon=2493 selected_horizon=2493 endpoint_lower_bound=2304 lower_bound_gap=189 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.807993Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=47 tile=32 row_words=151 horizon=2493
2026-09-08T06:58:23.857880Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=22
2026-09-08T06:58:23.866045Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=22 transfers=11656 maximum_identical_destinations=1
2026-09-08T06:58:23.866075Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=22 initial_horizon=1944 selected_horizon=1944 endpoint_lower_bound=576 lower_bound_gap=1368 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.871442Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=22 tile=662 row_words=65 horizon=1944
2026-09-08T06:58:23.873947Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=32
2026-09-08T06:58:23.891475Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=32 transfers=7290 maximum_identical_destinations=1
2026-09-08T06:58:23.891508Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=32 initial_horizon=9285 selected_horizon=9285 endpoint_lower_bound=9120 lower_bound_gap=165 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:23.904958Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=32 tile=327 row_words=187 horizon=9285
2026-09-08T06:58:24.185465Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=2
2026-09-08T06:58:24.202923Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=2 transfers=23313 maximum_identical_destinations=1
2026-09-08T06:58:24.202956Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=2 initial_horizon=1434 selected_horizon=1434 endpoint_lower_bound=576 lower_bound_gap=858 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:24.209729Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=38
2026-09-08T06:58:24.217061Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=2 tile=858 row_words=85 horizon=1434
2026-09-08T06:58:24.224519Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=38 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:58:24.224553Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=38 initial_horizon=6801 selected_horizon=6801 endpoint_lower_bound=3648 lower_bound_gap=3153 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:24.227506Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=13
2026-09-08T06:58:24.234585Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=38 tile=47 row_words=163 horizon=6801
2026-09-08T06:58:24.242113Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=13 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:58:24.242141Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=13 initial_horizon=6466 selected_horizon=6466 endpoint_lower_bound=3648 lower_bound_gap=2818 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:24.251885Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=13 tile=507 row_words=162 horizon=6466
2026-09-08T06:58:24.281482Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=9
2026-09-08T06:58:24.289257Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=42
2026-09-08T06:58:24.300877Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=9 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:58:24.300904Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=9 initial_horizon=6466 selected_horizon=6466 endpoint_lower_bound=3648 lower_bound_gap=2818 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:24.302266Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=42 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:58:24.302292Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=42 initial_horizon=6287 selected_horizon=6287 endpoint_lower_bound=3648 lower_bound_gap=2639 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:24.310431Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=9 tile=507 row_words=162 horizon=6466
2026-09-08T06:58:24.311990Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=42 tile=229 row_words=172 horizon=6287
2026-09-08T06:58:24.382011Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=23
2026-09-08T06:58:24.398962Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=23 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:58:24.398988Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=23 initial_horizon=7684 selected_horizon=7684 endpoint_lower_bound=3648 lower_bound_gap=4036 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:24.407357Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=23 tile=45 row_words=169 horizon=7684
2026-09-08T06:58:25.241532Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=41
2026-09-08T06:58:25.262019Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=12
2026-09-08T06:58:25.281894Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=41 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:58:25.281928Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=41 initial_horizon=899 selected_horizon=899 endpoint_lower_bound=592 lower_bound_gap=307 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:25.314107Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=12 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:58:25.314147Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=12 initial_horizon=913 selected_horizon=913 endpoint_lower_bound=592 lower_bound_gap=321 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:25.320424Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=41 tile=632 row_words=169 horizon=899
2026-09-08T06:58:25.323783Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=16
2026-09-08T06:58:25.328316Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=26
2026-09-08T06:58:25.353002Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=12 tile=95 row_words=169 horizon=913
2026-09-08T06:58:25.363353Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=16 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:58:25.363379Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=16 initial_horizon=913 selected_horizon=913 endpoint_lower_bound=592 lower_bound_gap=321 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:25.373281Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=26 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:58:25.373324Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=26 initial_horizon=913 selected_horizon=913 endpoint_lower_bound=592 lower_bound_gap=321 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:25.402071Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=16 tile=95 row_words=169 horizon=913
2026-09-08T06:58:25.402842Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=26 tile=95 row_words=169 horizon=913
2026-09-08T06:58:25.458067Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=35
2026-09-08T06:58:25.484852Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=28
2026-09-08T06:58:25.501784Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=35 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:58:25.501822Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=35 initial_horizon=899 selected_horizon=899 endpoint_lower_bound=592 lower_bound_gap=307 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:25.518010Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=28 transfers=6561 maximum_identical_destinations=1
2026-09-08T06:58:25.518040Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=28 initial_horizon=7967 selected_horizon=7967 endpoint_lower_bound=5248 lower_bound_gap=2719 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:25.536708Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=28 tile=171 row_words=283 horizon=7967
2026-09-08T06:58:25.541373Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=35 tile=632 row_words=169 horizon=899
2026-09-08T06:58:25.800834Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=21
2026-09-08T06:58:25.842821Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=21 transfers=61520 maximum_identical_destinations=1
2026-09-08T06:58:25.842857Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=21 initial_horizon=7133 selected_horizon=7133 endpoint_lower_bound=3640 lower_bound_gap=3493 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:25.891439Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=21 tile=352 row_words=277 horizon=7133
2026-09-08T06:58:25.900882Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=19
2026-09-08T06:58:25.974247Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=19 transfers=66880 maximum_identical_destinations=1
2026-09-08T06:58:25.974280Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=19 initial_horizon=5497 selected_horizon=5497 endpoint_lower_bound=3640 lower_bound_gap=1857 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:26.018225Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=19 tile=362 row_words=321 horizon=5497
2026-09-08T06:58:26.120340Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=25
2026-09-08T06:58:26.125696Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=25 transfers=8520 maximum_identical_destinations=1
2026-09-08T06:58:26.125721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=25 initial_horizon=1936 selected_horizon=1936 endpoint_lower_bound=1824 lower_bound_gap=112 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:26.132041Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=25 tile=588 row_words=41 horizon=1936
2026-09-08T06:58:27.188106Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=8
2026-09-08T06:58:27.228196Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=20
2026-09-08T06:58:27.236061Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=8 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:58:27.236095Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=8 initial_horizon=913 selected_horizon=913 endpoint_lower_bound=592 lower_bound_gap=321 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:27.273564Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=8 tile=95 row_words=169 horizon=913
2026-09-08T06:58:27.282063Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=20 transfers=75104 maximum_identical_destinations=1
2026-09-08T06:58:27.282094Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=20 initial_horizon=10616 selected_horizon=10616 endpoint_lower_bound=8832 lower_bound_gap=1784 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:27.327079Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=20 tile=723 row_words=383 horizon=10616
2026-09-08T06:58:30.589964Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=46
2026-09-08T06:58:30.643101Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=46 transfers=70015 maximum_identical_destinations=1
2026-09-08T06:58:30.643136Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=46 initial_horizon=11314 selected_horizon=11314 endpoint_lower_bound=8172 lower_bound_gap=3142 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:30.666332Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=46 tile=74 row_words=3022 horizon=11314
2026-09-08T06:58:31.801174Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=17
2026-09-08T06:58:31.862544Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=17 transfers=127500 maximum_identical_destinations=1
2026-09-08T06:58:31.862589Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=17 initial_horizon=10785 selected_horizon=10785 endpoint_lower_bound=6632 lower_bound_gap=4153 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:31.912093Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=17 tile=75 row_words=1950 horizon=10785
2026-09-08T06:58:33.229372Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=18
2026-09-08T06:58:33.318042Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=18 transfers=32656 maximum_identical_destinations=1
2026-09-08T06:58:33.318079Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=18 initial_horizon=7253 selected_horizon=7253 endpoint_lower_bound=6192 lower_bound_gap=1061 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:33.387507Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=18 tile=555 row_words=709 horizon=7253
2026-09-08T06:58:33.591993Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=30
2026-09-08T06:58:33.601304Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=30 transfers=13599 maximum_identical_destinations=1
2026-09-08T06:58:33.601332Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=30 initial_horizon=19777 selected_horizon=19777 endpoint_lower_bound=11808 lower_bound_gap=7969 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:33.612372Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=30 tile=862 row_words=86 horizon=19777
2026-09-08T06:58:35.733684Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=31
2026-09-08T06:58:35.826495Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=31 transfers=195656 maximum_identical_destinations=1
2026-09-08T06:58:35.826533Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=31 initial_horizon=3387 selected_horizon=3387 endpoint_lower_bound=2388 lower_bound_gap=999 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:35.947801Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=31 tile=229 row_words=736 horizon=3387
2026-09-08T06:58:36.632328Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=5
2026-09-08T06:58:36.645057Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=5 transfers=4374 maximum_identical_destinations=1
2026-09-08T06:58:36.645079Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=5 initial_horizon=6466 selected_horizon=6466 endpoint_lower_bound=3648 lower_bound_gap=2818 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:36.653056Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=5 tile=507 row_words=162 horizon=6466
2026-09-08T06:58:38.284267Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=45
2026-09-08T06:58:38.314808Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=45 transfers=51940 maximum_identical_destinations=1
2026-09-08T06:58:38.314838Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=45 initial_horizon=899 selected_horizon=899 endpoint_lower_bound=592 lower_bound_gap=307 selected_kind="reused" neighborhood_improvements=0
2026-09-08T06:58:38.349945Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=45 tile=632 row_words=169 horizon=899
2026-09-08T06:58:38.519687Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: evaluated exchange placement finalist offset=20480 baseline_score=660801761088 score=382135900992 baseline_cycles=255440 candidate_cycles=265080 row_bytes=38716 row_capacity=49088 accepted=false
2026-09-08T06:58:38.787060Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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=22147 success=true
2026-09-08T06:58:38.839796Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: costed final placed program final_cycles=1079708 final_exchange=295040
2026-09-08T06:58:39.216748Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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=103 success=true
2026-09-08T06:58:39.350823Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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=134 success=true
2026-09-08T06:58:40.031274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}: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=621 success=true
2026-09-08T06:58:44.205982Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=0 mapped=false
2026-09-08T06:58:44.206034Z  INFO ipu_codegen.package.build{tile_count=1472 operations=46}:ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=179193 success=true
2026-09-08T06:58:44.829145Z  INFO writing application package tiles=1472
2026-09-08T06:58:45.216506Z  INFO application package written
2026-09-08T06:58:45.217567Z  INFO reading application package
2026-09-08T06:58:45.919655Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-08T06:58:45.920742Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-08T06:58:45.920761Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-08T06:58:45.920766Z  INFO opening IPU device path="/dev/ipu0"
2026-09-08T06:58:45.920801Z  INFO IPU device attached path=/dev/ipu0
2026-09-08T06:58:45.920803Z  INFO initializing IPU device
2026-09-08T06:58:45.928695Z  INFO IPU device initialized
2026-09-08T06:58:45.928725Z  INFO replaying device configuration register_writes=2003
2026-09-08T06:58:45.945516Z  INFO loading application tile_count=1472 final_mark=23
2026-09-08T06:58:46.266867Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-08T06:58:58.455630Z  INFO starting host exchange session startup_mark=23
2026-09-08T06:58:58.455683Z  INFO attaching host exchange pages pages=2
2026-09-08T06:58:58.456299Z  INFO host exchange session started
2026-09-08T06:58:58.456457Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=66
2026-09-08T06:58:58.500699Z  INFO invoking streaming host exchange call call="run" command=0 phases=11
profile=artifacts/vit/diverse-so400m-fp8/profile.ipuprof tiles=1472 samples=256660
referenceMaximumAbsoluteError=0.096191 numericalTest=PASS
package=artifacts/vit/diverse-so400m-fp8/model.ipuexe tiles=1472 hardwareTest=PASS