2026-09-10T11:51:45.355485Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-10T11:51:49.663177Z  INFO searching region body context context=1 cache_hits=0 operations=21
2026-09-10T11:51:49.671941Z  INFO searching region body context context=1 cache_hits=0 operations=21
2026-09-10T11:51:49.690824Z  INFO searching region body context context=1 cache_hits=0 operations=21
2026-09-10T11:51:49.695840Z  INFO searching region body context context=1 cache_hits=0 operations=21
2026-09-10T11:52:27.116741Z  INFO searched region body context context=1 elapsed_ms=37425 candidates=64
2026-09-10T11:52:27.470945Z  INFO searched region body context context=1 elapsed_ms=37775 candidates=64
2026-09-10T11:52:29.793152Z  INFO searching region body context context=2 cache_hits=6 operations=21
2026-09-10T11:52:30.270643Z  INFO searching region body context context=2 cache_hits=6 operations=21
2026-09-10T11:52:31.687120Z  INFO searched region body context context=1 elapsed_ms=42015 candidates=64
2026-09-10T11:52:31.833758Z  INFO searched region body context context=1 elapsed_ms=42170 candidates=64
2026-09-10T11:52:34.013765Z  INFO searching region body context context=2 cache_hits=6 operations=21
2026-09-10T11:52:34.538157Z  INFO searching region body context context=2 cache_hits=6 operations=21
2026-09-10T11:52:57.870060Z  INFO searched region body context context=2 elapsed_ms=27599 candidates=64
2026-09-10T11:52:57.871595Z  INFO searched region body context context=2 elapsed_ms=28078 candidates=64
2026-09-10T11:52:58.222855Z  INFO searching region body context context=3 cache_hits=6 operations=21
2026-09-10T11:52:58.383043Z  INFO searching region body context context=3 cache_hits=6 operations=21
2026-09-10T11:53:07.232953Z  INFO searched region body context context=2 elapsed_ms=33219 candidates=64
2026-09-10T11:53:07.492476Z  INFO searched region body context context=2 elapsed_ms=32954 candidates=64
2026-09-10T11:53:07.639737Z  INFO searching region body context context=3 cache_hits=6 operations=21
2026-09-10T11:53:07.906050Z  INFO searching region body context context=3 cache_hits=6 operations=21
2026-09-10T11:53:23.075835Z  INFO searched region body context context=3 elapsed_ms=24852 candidates=64
2026-09-10T11:53:23.570098Z  INFO searching region body context context=4 cache_hits=6 operations=21
2026-09-10T11:53:23.980157Z  INFO searched region body context context=3 elapsed_ms=25597 candidates=64
2026-09-10T11:53:24.464013Z  INFO searching region body context context=4 cache_hits=6 operations=21
2026-09-10T11:53:40.610014Z  INFO searched region body context context=3 elapsed_ms=32703 candidates=64
2026-09-10T11:53:40.907347Z  INFO searched region body context context=3 elapsed_ms=33267 candidates=64
2026-09-10T11:53:40.986804Z  INFO searching region body context context=4 cache_hits=6 operations=21
2026-09-10T11:53:41.437493Z  INFO searching region body context context=4 cache_hits=6 operations=21
2026-09-10T11:53:50.760029Z  INFO searched region body context context=4 elapsed_ms=27189 candidates=64
2026-09-10T11:53:50.987349Z  INFO searched region body context context=4 elapsed_ms=26523 candidates=64
2026-09-10T11:53:58.641910Z  INFO searching region body context context=5 cache_hits=24 operations=21
2026-09-10T11:53:59.272738Z  INFO searching region body context context=5 cache_hits=24 operations=21
2026-09-10T11:54:11.736234Z  INFO searched region body context context=4 elapsed_ms=30749 candidates=64
2026-09-10T11:54:12.686794Z  INFO searched region body context context=4 elapsed_ms=31249 candidates=64
2026-09-10T11:54:19.606270Z  INFO searching region body context context=5 cache_hits=24 operations=21
2026-09-10T11:54:20.775999Z  INFO searching region body context context=5 cache_hits=24 operations=21
2026-09-10T11:54:26.340857Z  INFO searched region body context context=5 elapsed_ms=27698 candidates=64
2026-09-10T11:54:26.838994Z  INFO searching region body context context=6 cache_hits=24 operations=21
2026-09-10T11:54:27.437755Z  INFO searched region body context context=5 elapsed_ms=28165 candidates=64
2026-09-10T11:54:27.972577Z  INFO searching region body context context=6 cache_hits=24 operations=21
2026-09-10T11:54:53.562029Z  INFO searched region body context context=5 elapsed_ms=33955 candidates=64
2026-09-10T11:54:53.879252Z  INFO searching region body context context=6 cache_hits=24 operations=21
2026-09-10T11:54:54.396281Z  INFO searched region body context context=6 elapsed_ms=27557 candidates=64
2026-09-10T11:54:54.852875Z  INFO searched region body context context=5 elapsed_ms=34076 candidates=64
2026-09-10T11:54:55.035732Z  INFO searched region body context context=6 elapsed_ms=27063 candidates=64
2026-09-10T11:54:55.191472Z  INFO searching region body context context=6 cache_hits=24 operations=21
2026-09-10T11:55:02.536854Z  INFO searching region body context context=7 cache_hits=43 operations=21
2026-09-10T11:55:02.761017Z  INFO searching region body context context=7 cache_hits=43 operations=21
2026-09-10T11:55:23.969099Z  INFO searched region body context context=6 elapsed_ms=30089 candidates=64
2026-09-10T11:55:26.006180Z  INFO searched region body context context=6 elapsed_ms=30814 candidates=64
2026-09-10T11:55:29.060938Z  INFO searched region body context context=7 elapsed_ms=26299 candidates=64
2026-09-10T11:55:29.396376Z  INFO searching region body context context=8 cache_hits=43 operations=21
2026-09-10T11:55:29.697576Z  INFO searched region body context context=7 elapsed_ms=27160 candidates=64
2026-09-10T11:55:30.051767Z  INFO searching region body context context=8 cache_hits=43 operations=21
2026-09-10T11:55:32.079328Z  INFO searching region body context context=7 cache_hits=43 operations=21
2026-09-10T11:55:33.141723Z  INFO searching region body context context=7 cache_hits=43 operations=21
2026-09-10T11:55:55.624689Z  INFO searched region body context context=8 elapsed_ms=26228 candidates=64
2026-09-10T11:55:57.857765Z  INFO searched region body context context=8 elapsed_ms=27805 candidates=64
2026-09-10T11:56:01.290637Z  INFO region body planning searches=8 cache_hits=56 operations=21
2026-09-10T11:56:03.888567Z  INFO region body planning searches=8 cache_hits=56 operations=21
2026-09-10T11:56:03.972953Z  INFO searched region body context context=7 elapsed_ms=31893 candidates=64
2026-09-10T11:56:04.421112Z  INFO searching region body context context=8 cache_hits=43 operations=21
2026-09-10T11:56:06.781131Z  INFO searched region body context context=7 elapsed_ms=33639 candidates=64
2026-09-10T11:56:07.110277Z  INFO searching region body context context=8 cache_hits=43 operations=21
2026-09-10T11:56:37.546501Z  INFO searched region body context context=8 elapsed_ms=33125 candidates=64
2026-09-10T11:56:37.836437Z  INFO searched region body context context=8 elapsed_ms=30726 candidates=64
2026-09-10T11:56:42.653368Z  INFO region body planning searches=8 cache_hits=56 operations=21
2026-09-10T11:56:43.084441Z  INFO region body planning searches=8 cache_hits=56 operations=21
2026-09-10T11:56:45.844003Z  INFO retained operator-plan finalist finalist=0 values=149 operations=45 estimated_cycles=2850016 estimated_exchange_cycles=1162720 exchange_row_bytes=98296 peak_standard_bytes=309704 peak_interleaved_bytes=384192 peak_total_bytes=581704 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44))]
2026-09-10T11:56:45.850337Z  INFO retained operator-plan finalist finalist=0 values=149 operations=45 estimated_cycles=2850016 estimated_exchange_cycles=1162720 exchange_row_bytes=98296 peak_standard_bytes=309704 peak_interleaved_bytes=384192 peak_total_bytes=581704 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44))]
2026-09-10T11:56:45.923163Z  INFO retained operator-plan finalist finalist=1 values=149 operations=45 estimated_cycles=2850040 estimated_exchange_cycles=1162720 exchange_row_bytes=98296 peak_standard_bytes=309696 peak_interleaved_bytes=384256 peak_total_bytes=581760 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:56:45.932589Z  INFO retained operator-plan finalist finalist=1 values=149 operations=45 estimated_cycles=2850040 estimated_exchange_cycles=1162720 exchange_row_bytes=98296 peak_standard_bytes=309696 peak_interleaved_bytes=384256 peak_total_bytes=581760 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:56:45.999243Z  INFO retained operator-plan finalist finalist=2 values=149 operations=45 estimated_cycles=2850074 estimated_exchange_cycles=1162720 exchange_row_bytes=98296 peak_standard_bytes=309696 peak_interleaved_bytes=384256 peak_total_bytes=581760 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:56:46.008278Z  INFO retained operator-plan finalist finalist=2 values=149 operations=45 estimated_cycles=2850074 estimated_exchange_cycles=1162720 exchange_row_bytes=98296 peak_standard_bytes=309696 peak_interleaved_bytes=384256 peak_total_bytes=581760 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:56:46.080032Z  INFO retained operator-plan finalist finalist=3 values=150 operations=46 estimated_cycles=2851291 estimated_exchange_cycles=1163640 exchange_row_bytes=98372 peak_standard_bytes=309772 peak_interleaved_bytes=384256 peak_total_bytes=581836 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 256, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45)), Some(OperationId(45))]
2026-09-10T11:56:46.088908Z  INFO retained operator-plan finalist finalist=3 values=150 operations=46 estimated_cycles=2851291 estimated_exchange_cycles=1163640 exchange_row_bytes=98372 peak_standard_bytes=309772 peak_interleaved_bytes=384256 peak_total_bytes=581836 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 256, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45)), Some(OperationId(45))]
2026-09-10T11:56:46.157252Z  INFO retained operator-plan finalist finalist=4 values=151 operations=47 estimated_cycles=2852436 estimated_exchange_cycles=1164560 exchange_row_bytes=98448 peak_standard_bytes=309856 peak_interleaved_bytes=384192 peak_total_bytes=581856 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 256, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44)), Some(OperationId(45)), Some(OperationId(45))]
2026-09-10T11:56:46.166902Z  INFO retained operator-plan finalist finalist=4 values=151 operations=47 estimated_cycles=2852436 estimated_exchange_cycles=1164560 exchange_row_bytes=98448 peak_standard_bytes=309856 peak_interleaved_bytes=384192 peak_total_bytes=581856 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 163, 192, 256, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44)), Some(OperationId(45)), Some(OperationId(45))]
2026-09-10T11:56:46.240175Z  INFO retained operator-plan finalist finalist=5 values=151 operations=47 estimated_cycles=2852758 estimated_exchange_cycles=1164880 exchange_row_bytes=98520 peak_standard_bytes=309928 peak_interleaved_bytes=384192 peak_total_bytes=581928 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 128, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44)), Some(OperationId(45)), Some(OperationId(45))]
2026-09-10T11:56:46.252690Z  INFO retained operator-plan finalist finalist=5 values=151 operations=47 estimated_cycles=2852758 estimated_exchange_cycles=1164880 exchange_row_bytes=98520 peak_standard_bytes=309928 peak_interleaved_bytes=384192 peak_total_bytes=581928 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 72, 128, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44)), Some(OperationId(45)), Some(OperationId(45))]
2026-09-10T11:56:46.319334Z  INFO retained operator-plan finalist finalist=6 values=151 operations=47 estimated_cycles=2853402 estimated_exchange_cycles=1165520 exchange_row_bytes=98664 peak_standard_bytes=310072 peak_interleaved_bytes=384192 peak_total_bytes=582072 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 64, 72, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44)), Some(OperationId(45)), Some(OperationId(45))]
2026-09-10T11:56:46.336325Z  INFO retained operator-plan finalist finalist=6 values=151 operations=47 estimated_cycles=2853402 estimated_exchange_cycles=1165520 exchange_row_bytes=98664 peak_standard_bytes=310072 peak_interleaved_bytes=384192 peak_total_bytes=582072 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 32, 64, 72, 163, 192, 288, 729, 864, 1024, 1296, 1440, 1458, 1467, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(44)), Some(OperationId(45)), Some(OperationId(45))]
2026-09-10T11:56:46.400265Z  INFO retained operator-plan finalist finalist=7 values=149 operations=45 estimated_cycles=2854939 estimated_exchange_cycles=1166368 exchange_row_bytes=99700 peak_standard_bytes=314404 peak_interleaved_bytes=383168 peak_total_bytes=585380 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1024, 1076, 1224, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:56:46.414481Z  INFO retained operator-plan finalist finalist=7 values=149 operations=45 estimated_cycles=2854939 estimated_exchange_cycles=1166368 exchange_row_bytes=99700 peak_standard_bytes=314404 peak_interleaved_bytes=383168 peak_total_bytes=585380 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1024, 1076, 1224, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:56:46.483759Z  INFO retained operator-plan finalist finalist=8 values=149 operations=45 estimated_cycles=2854945 estimated_exchange_cycles=1166368 exchange_row_bytes=99700 peak_standard_bytes=314412 peak_interleaved_bytes=382592 peak_total_bytes=584812 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(45))]
2026-09-10T11:56:46.497993Z  INFO retained operator-plan finalist finalist=8 values=149 operations=45 estimated_cycles=2854945 estimated_exchange_cycles=1166368 exchange_row_bytes=99700 peak_standard_bytes=314412 peak_interleaved_bytes=382592 peak_total_bytes=584812 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(45))]
2026-09-10T11:56:46.565820Z  INFO retained operator-plan finalist finalist=9 values=149 operations=45 estimated_cycles=2854997 estimated_exchange_cycles=1166208 exchange_row_bytes=99664 peak_standard_bytes=314376 peak_interleaved_bytes=383104 peak_total_bytes=585288 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(45))]
2026-09-10T11:56:46.580182Z  INFO retained operator-plan finalist finalist=9 values=149 operations=45 estimated_cycles=2854997 estimated_exchange_cycles=1166208 exchange_row_bytes=99664 peak_standard_bytes=314376 peak_interleaved_bytes=383104 peak_total_bytes=585288 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(45))]
2026-09-10T11:56:46.652245Z  INFO retained operator-plan finalist finalist=10 values=146 operations=42 estimated_cycles=2855014 estimated_exchange_cycles=1151984 exchange_row_bytes=96308 peak_standard_bytes=308708 peak_interleaved_bytes=396096 peak_total_bytes=608612 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 490, 729, 864, 1076, 1440, 1458, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:56:46.694957Z  INFO retained operator-plan finalist finalist=10 values=146 operations=42 estimated_cycles=2855014 estimated_exchange_cycles=1151984 exchange_row_bytes=96308 peak_standard_bytes=308708 peak_interleaved_bytes=396096 peak_total_bytes=608612 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 490, 729, 864, 1076, 1440, 1458, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:56:46.735569Z  INFO retained operator-plan finalist finalist=11 values=147 operations=43 estimated_cycles=2855404 estimated_exchange_cycles=1163480 exchange_row_bytes=99472 peak_standard_bytes=315328 peak_interleaved_bytes=382720 peak_total_bytes=585856 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1024, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:56:46.818476Z  INFO retained operator-plan finalist finalist=11 values=147 operations=43 estimated_cycles=2855404 estimated_exchange_cycles=1163480 exchange_row_bytes=99472 peak_standard_bytes=315328 peak_interleaved_bytes=382720 peak_total_bytes=585856 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1024, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(42)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:56:46.821593Z  INFO retained operator-plan finalist finalist=12 values=147 operations=43 estimated_cycles=2855410 estimated_exchange_cycles=1163480 exchange_row_bytes=99472 peak_standard_bytes=315336 peak_interleaved_bytes=382144 peak_total_bytes=585288 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:56:46.915237Z  INFO retained operator-plan finalist finalist=13 values=147 operations=43 estimated_cycles=2855462 estimated_exchange_cycles=1163320 exchange_row_bytes=99436 peak_standard_bytes=315300 peak_interleaved_bytes=382656 peak_total_bytes=585764 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:56:46.950699Z  INFO retained operator-plan finalist finalist=12 values=147 operations=43 estimated_cycles=2855410 estimated_exchange_cycles=1163480 exchange_row_bytes=99472 peak_standard_bytes=315336 peak_interleaved_bytes=382144 peak_total_bytes=585288 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:56:47.001448Z  INFO retained operator-plan finalist finalist=14 values=149 operations=45 estimated_cycles=2855648 estimated_exchange_cycles=1166720 exchange_row_bytes=99808 peak_standard_bytes=314520 peak_interleaved_bytes=382080 peak_total_bytes=584408 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(45))]
2026-09-10T11:56:47.087969Z  INFO retained operator-plan finalist finalist=13 values=147 operations=43 estimated_cycles=2855462 estimated_exchange_cycles=1163320 exchange_row_bytes=99436 peak_standard_bytes=315300 peak_interleaved_bytes=382656 peak_total_bytes=585764 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:56:47.091244Z  INFO retained operator-plan finalist finalist=15 values=148 operations=44 estimated_cycles=2864269 estimated_exchange_cycles=1181032 exchange_row_bytes=102684 peak_standard_bytes=314228 peak_interleaved_bytes=362688 peak_total_bytes=564724 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 288, 729, 864, 1296, 1345, 1440, 1458, 1460, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:56:47.224345Z  INFO retained operator-plan finalist finalist=14 values=149 operations=45 estimated_cycles=2855648 estimated_exchange_cycles=1166720 exchange_row_bytes=99808 peak_standard_bytes=314520 peak_interleaved_bytes=382080 peak_total_bytes=584408 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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(45))]
2026-09-10T11:56:47.355371Z  INFO retained operator-plan finalist finalist=15 values=148 operations=44 estimated_cycles=2864269 estimated_exchange_cycles=1181032 exchange_row_bytes=102684 peak_standard_bytes=314228 peak_interleaved_bytes=362688 peak_total_bytes=564724 maximum_standard_allocation_bytes=104976 active_tile_counts={1, 16, 72, 192, 269, 288, 729, 864, 1296, 1345, 1440, 1458, 1460, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:11.474117Z  INFO retained operator-plan finalist finalist=0 values=143 operations=39 estimated_cycles=2118086 estimated_exchange_cycles=850048 exchange_row_bytes=65084 peak_standard_bytes=207916 peak_interleaved_bytes=385280 peak_total_bytes=547756 maximum_standard_allocation_bytes=42624 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:11.547990Z  INFO retained operator-plan finalist finalist=1 values=143 operations=39 estimated_cycles=2125464 estimated_exchange_cycles=852480 exchange_row_bytes=65660 peak_standard_bytes=211948 peak_interleaved_bytes=384256 peak_total_bytes=550764 maximum_standard_allocation_bytes=42624 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(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:11.634646Z  INFO retained operator-plan finalist finalist=2 values=146 operations=42 estimated_cycles=2126443 estimated_exchange_cycles=839168 exchange_row_bytes=65316 peak_standard_bytes=230804 peak_interleaved_bytes=383168 peak_total_bytes=550996 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1024, 1076, 1224, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:57:11.688699Z  INFO retained operator-plan finalist finalist=0 values=143 operations=39 estimated_cycles=2118086 estimated_exchange_cycles=850048 exchange_row_bytes=65084 peak_standard_bytes=207916 peak_interleaved_bytes=385280 peak_total_bytes=547756 maximum_standard_allocation_bytes=42624 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:11.711395Z  INFO retained operator-plan finalist finalist=3 values=146 operations=42 estimated_cycles=2126449 estimated_exchange_cycles=839168 exchange_row_bytes=65316 peak_standard_bytes=230812 peak_interleaved_bytes=382592 peak_total_bytes=550428 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:11.791323Z  INFO retained operator-plan finalist finalist=4 values=146 operations=42 estimated_cycles=2126501 estimated_exchange_cycles=839008 exchange_row_bytes=65280 peak_standard_bytes=230776 peak_interleaved_bytes=383104 peak_total_bytes=550904 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:11.799694Z  INFO retained operator-plan finalist finalist=1 values=143 operations=39 estimated_cycles=2125464 estimated_exchange_cycles=852480 exchange_row_bytes=65660 peak_standard_bytes=211948 peak_interleaved_bytes=384256 peak_total_bytes=550764 maximum_standard_allocation_bytes=42624 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(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:11.877196Z  INFO retained operator-plan finalist finalist=5 values=144 operations=40 estimated_cycles=2126908 estimated_exchange_cycles=836280 exchange_row_bytes=65088 peak_standard_bytes=231728 peak_interleaved_bytes=382720 peak_total_bytes=551472 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1024, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:11.932179Z  INFO retained operator-plan finalist finalist=2 values=146 operations=42 estimated_cycles=2126443 estimated_exchange_cycles=839168 exchange_row_bytes=65316 peak_standard_bytes=230804 peak_interleaved_bytes=383168 peak_total_bytes=550996 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1024, 1076, 1224, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:57:11.960919Z  INFO retained operator-plan finalist finalist=6 values=144 operations=40 estimated_cycles=2126914 estimated_exchange_cycles=836280 exchange_row_bytes=65088 peak_standard_bytes=231736 peak_interleaved_bytes=382144 peak_total_bytes=550904 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:12.050606Z  INFO retained operator-plan finalist finalist=7 values=146 operations=42 estimated_cycles=2127152 estimated_exchange_cycles=839520 exchange_row_bytes=65424 peak_standard_bytes=230920 peak_interleaved_bytes=382080 peak_total_bytes=550024 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:12.054833Z  INFO retained operator-plan finalist finalist=3 values=146 operations=42 estimated_cycles=2126449 estimated_exchange_cycles=839168 exchange_row_bytes=65316 peak_standard_bytes=230812 peak_interleaved_bytes=382592 peak_total_bytes=550428 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:12.132896Z  INFO retained operator-plan finalist finalist=8 values=146 operations=42 estimated_cycles=2127620 estimated_exchange_cycles=840800 exchange_row_bytes=65712 peak_standard_bytes=230624 peak_interleaved_bytes=382656 peak_total_bytes=550304 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1024, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:57:12.178622Z  INFO retained operator-plan finalist finalist=4 values=146 operations=42 estimated_cycles=2126501 estimated_exchange_cycles=839008 exchange_row_bytes=65280 peak_standard_bytes=230776 peak_interleaved_bytes=383104 peak_total_bytes=550904 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:12.216306Z  INFO retained operator-plan finalist finalist=9 values=146 operations=42 estimated_cycles=2127626 estimated_exchange_cycles=840800 exchange_row_bytes=65712 peak_standard_bytes=230632 peak_interleaved_bytes=382080 peak_total_bytes=549736 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:12.299333Z  INFO retained operator-plan finalist finalist=10 values=146 operations=42 estimated_cycles=2127678 estimated_exchange_cycles=840640 exchange_row_bytes=65676 peak_standard_bytes=230596 peak_interleaved_bytes=382592 peak_total_bytes=550212 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:12.306501Z  INFO retained operator-plan finalist finalist=5 values=144 operations=40 estimated_cycles=2126908 estimated_exchange_cycles=836280 exchange_row_bytes=65088 peak_standard_bytes=231728 peak_interleaved_bytes=382720 peak_total_bytes=551472 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1024, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:12.384745Z  INFO retained operator-plan finalist finalist=11 values=144 operations=40 estimated_cycles=2127730 estimated_exchange_cycles=835800 exchange_row_bytes=64980 peak_standard_bytes=231628 peak_interleaved_bytes=382144 peak_total_bytes=550796 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:12.437914Z  INFO retained operator-plan finalist finalist=6 values=144 operations=40 estimated_cycles=2126914 estimated_exchange_cycles=836280 exchange_row_bytes=65088 peak_standard_bytes=231736 peak_interleaved_bytes=382144 peak_total_bytes=550904 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:12.470870Z  INFO retained operator-plan finalist finalist=12 values=144 operations=40 estimated_cycles=2127782 estimated_exchange_cycles=835640 exchange_row_bytes=64944 peak_standard_bytes=231592 peak_interleaved_bytes=382656 peak_total_bytes=551272 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:12.562589Z  INFO retained operator-plan finalist finalist=13 values=146 operations=42 estimated_cycles=2128199 estimated_exchange_cycles=839968 exchange_row_bytes=65496 peak_standard_bytes=230992 peak_interleaved_bytes=385216 peak_total_bytes=553232 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 64, 72, 192, 269, 729, 864, 1076, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:12.574033Z  INFO retained operator-plan finalist finalist=7 values=146 operations=42 estimated_cycles=2127152 estimated_exchange_cycles=839520 exchange_row_bytes=65424 peak_standard_bytes=230920 peak_interleaved_bytes=382080 peak_total_bytes=550024 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:12.650972Z  INFO retained operator-plan finalist finalist=14 values=143 operations=39 estimated_cycles=2133267 estimated_exchange_cycles=822744 exchange_row_bytes=61596 peak_standard_bytes=240780 peak_interleaved_bytes=396096 peak_total_bytes=573900 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 490, 729, 864, 1076, 1440, 1458, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:12.703099Z  INFO retained operator-plan finalist finalist=8 values=146 operations=42 estimated_cycles=2127620 estimated_exchange_cycles=840800 exchange_row_bytes=65712 peak_standard_bytes=230624 peak_interleaved_bytes=382656 peak_total_bytes=550304 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1024, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(38)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(42)), Some(OperationId(43)), Some(OperationId(43)), Some(OperationId(45))]
2026-09-10T11:57:12.728669Z  INFO retained operator-plan finalist finalist=15 values=143 operations=39 estimated_cycles=2135449 estimated_exchange_cycles=846712 exchange_row_bytes=66960 peak_standard_bytes=220160 peak_interleaved_bytes=362752 peak_total_bytes=530176 maximum_standard_allocation_bytes=84096 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1458, 1460, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:12.814731Z  INFO retained operator-plan finalist finalist=9 values=146 operations=42 estimated_cycles=2127626 estimated_exchange_cycles=840800 exchange_row_bytes=65712 peak_standard_bytes=230632 peak_interleaved_bytes=382080 peak_total_bytes=549736 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:12.906967Z  INFO retained operator-plan finalist finalist=10 values=146 operations=42 estimated_cycles=2127678 estimated_exchange_cycles=840640 exchange_row_bytes=65676 peak_standard_bytes=230596 peak_interleaved_bytes=382592 peak_total_bytes=550212 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 8, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:13.036701Z  INFO retained operator-plan finalist finalist=11 values=144 operations=40 estimated_cycles=2127730 estimated_exchange_cycles=835800 exchange_row_bytes=64980 peak_standard_bytes=231628 peak_interleaved_bytes=382144 peak_total_bytes=550796 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1296, 1345, 1440, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:13.172802Z  INFO retained operator-plan finalist finalist=12 values=144 operations=40 estimated_cycles=2127782 estimated_exchange_cycles=835640 exchange_row_bytes=64944 peak_standard_bytes=231592 peak_interleaved_bytes=382656 peak_total_bytes=551272 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 16, 72, 192, 269, 729, 864, 1076, 1224, 1296, 1345, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(41)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:13.308986Z  INFO retained operator-plan finalist finalist=13 values=146 operations=42 estimated_cycles=2128199 estimated_exchange_cycles=839968 exchange_row_bytes=65496 peak_standard_bytes=230992 peak_interleaved_bytes=385216 peak_total_bytes=553232 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 64, 72, 192, 269, 729, 864, 1076, 1296, 1458, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), 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))]
2026-09-10T11:57:13.440531Z  INFO retained operator-plan finalist finalist=14 values=143 operations=39 estimated_cycles=2133267 estimated_exchange_cycles=822744 exchange_row_bytes=61596 peak_standard_bytes=240780 peak_interleaved_bytes=396096 peak_total_bytes=573900 maximum_standard_allocation_bytes=62976 active_tile_counts={1, 4, 16, 72, 192, 269, 490, 729, 864, 1076, 1440, 1458, 1470, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:13.559310Z  INFO retained operator-plan finalist finalist=15 values=143 operations=39 estimated_cycles=2135449 estimated_exchange_cycles=846712 exchange_row_bytes=66960 peak_standard_bytes=220160 peak_interleaved_bytes=362752 peak_total_bytes=530176 maximum_standard_allocation_bytes=84096 active_tile_counts={1, 4, 16, 72, 192, 269, 729, 864, 1296, 1345, 1440, 1458, 1460, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(1)), Some(OperationId(25)), Some(OperationId(26)), Some(OperationId(26)), Some(OperationId(27)), Some(OperationId(28)), Some(OperationId(37)), Some(OperationId(37)), Some(OperationId(39)), Some(OperationId(40)), Some(OperationId(40)), Some(OperationId(43)), Some(OperationId(43))]
2026-09-10T11:57:14.345670Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=328990 success=true
2026-09-10T11:57:19.333491Z  INFO screen_finalist{finalist=6}: screened exchange table geometry expansion_ms=4118 expansion_and_footprint_ms=4987 estimated_row_bytes=28128 heuristic_row_bytes=66220 geometry_fragments_per_tile=3088 fragment_limit=16384
2026-09-10T11:57:19.341066Z  INFO screen_finalist{finalist=9}: screened exchange table geometry expansion_ms=4105 expansion_and_footprint_ms=4994 estimated_row_bytes=43280 heuristic_row_bytes=65680 geometry_fragments_per_tile=4404 fragment_limit=16384
2026-09-10T11:57:19.349727Z  INFO screen_finalist{finalist=7}: screened exchange table geometry expansion_ms=4117 expansion_and_footprint_ms=5003 estimated_row_bytes=43176 heuristic_row_bytes=65636 geometry_fragments_per_tile=4396 fragment_limit=16384
2026-09-10T11:57:19.369976Z  INFO screen_finalist{finalist=24}: screened exchange table geometry expansion_ms=4135 expansion_and_footprint_ms=5024 estimated_row_bytes=27528 heuristic_row_bytes=65888 geometry_fragments_per_tile=2990 fragment_limit=16384
2026-09-10T11:57:19.577797Z  INFO screen_finalist{finalist=18}: screened exchange table geometry expansion_ms=4359 expansion_and_footprint_ms=5231 estimated_row_bytes=28192 heuristic_row_bytes=66576 geometry_fragments_per_tile=3096 fragment_limit=16384
2026-09-10T11:57:19.883425Z  INFO screen_finalist{finalist=0}: screened exchange table geometry expansion_ms=4611 expansion_and_footprint_ms=5537 estimated_row_bytes=25768 heuristic_row_bytes=65988 geometry_fragments_per_tile=2876 fragment_limit=16384
2026-09-10T11:57:20.004572Z  INFO screen_finalist{finalist=21}: screened exchange table geometry expansion_ms=4466 expansion_and_footprint_ms=5658 estimated_row_bytes=43272 heuristic_row_bytes=66036 geometry_fragments_per_tile=4412 fragment_limit=16384
2026-09-10T11:57:20.296840Z  INFO screen_finalist{finalist=12}: screened exchange table geometry expansion_ms=4751 expansion_and_footprint_ms=5950 estimated_row_bytes=27752 heuristic_row_bytes=65952 geometry_fragments_per_tile=3012 fragment_limit=16384
2026-09-10T11:57:23.603187Z  INFO screen_finalist{finalist=8}: screened exchange table geometry expansion_ms=3298 expansion_and_footprint_ms=4154 estimated_row_bytes=28224 heuristic_row_bytes=66264 geometry_fragments_per_tile=3096 fragment_limit=16384
2026-09-10T11:57:23.732482Z  INFO screen_finalist{finalist=3}: screened exchange table geometry expansion_ms=3412 expansion_and_footprint_ms=4311 estimated_row_bytes=42376 heuristic_row_bytes=65660 geometry_fragments_per_tile=4247 fragment_limit=16384
2026-09-10T11:57:23.831772Z  INFO screen_finalist{finalist=19}: screened exchange table geometry expansion_ms=3296 expansion_and_footprint_ms=4159 estimated_row_bytes=43168 heuristic_row_bytes=65992 geometry_fragments_per_tile=4404 fragment_limit=16384
2026-09-10T11:57:24.500718Z  INFO screen_finalist{finalist=10}: screened exchange table geometry expansion_ms=3864 expansion_and_footprint_ms=5062 estimated_row_bytes=27608 heuristic_row_bytes=66032 geometry_fragments_per_tile=2987 fragment_limit=16384
2026-09-10T11:57:24.877454Z  INFO screen_finalist{finalist=25}: screened exchange table geometry expansion_ms=4198 expansion_and_footprint_ms=5409 estimated_row_bytes=43192 heuristic_row_bytes=65304 geometry_fragments_per_tile=4298 fragment_limit=16384
2026-09-10T11:57:25.170318Z  INFO screen_finalist{finalist=1}: screened exchange table geometry expansion_ms=3916 expansion_and_footprint_ms=5176 estimated_row_bytes=42000 heuristic_row_bytes=65084 geometry_fragments_per_tile=4180 fragment_limit=16384
2026-09-10T11:57:25.633951Z  INFO screen_finalist{finalist=22}: screened exchange table geometry expansion_ms=4316 expansion_and_footprint_ms=5484 estimated_row_bytes=27424 heuristic_row_bytes=65844 geometry_fragments_per_tile=2982 fragment_limit=16384
2026-09-10T11:57:26.417913Z  INFO screen_finalist{finalist=13}: screened exchange table geometry expansion_ms=4787 expansion_and_footprint_ms=5994 estimated_row_bytes=43136 heuristic_row_bytes=65368 geometry_fragments_per_tile=4320 fragment_limit=16384
2026-09-10T11:57:28.134230Z  INFO screen_finalist{finalist=4}: screened exchange table geometry expansion_ms=3460 expansion_and_footprint_ms=4295 estimated_row_bytes=27968 heuristic_row_bytes=66300 geometry_fragments_per_tile=3063 fragment_limit=16384
2026-09-10T11:57:28.301322Z  INFO screen_finalist{finalist=20}: screened exchange table geometry expansion_ms=3515 expansion_and_footprint_ms=4360 estimated_row_bytes=28288 heuristic_row_bytes=66620 geometry_fragments_per_tile=3104 fragment_limit=16384
2026-09-10T11:57:28.606284Z  INFO screen_finalist{finalist=15}: screened exchange table geometry expansion_ms=4028 expansion_and_footprint_ms=4889 estimated_row_bytes=43160 heuristic_row_bytes=65704 geometry_fragments_per_tile=4396 fragment_limit=16384
2026-09-10T11:57:29.348653Z  INFO screen_finalist{finalist=11}: screened exchange table geometry expansion_ms=3867 expansion_and_footprint_ms=4696 estimated_row_bytes=43000 heuristic_row_bytes=65088 geometry_fragments_per_tile=4295 fragment_limit=16384
2026-09-10T11:57:29.363391Z  INFO screen_finalist{finalist=26}: screened exchange table geometry expansion_ms=3475 expansion_and_footprint_ms=4350 estimated_row_bytes=28024 heuristic_row_bytes=66400 geometry_fragments_per_tile=3075 fragment_limit=16384
2026-09-10T11:57:30.124432Z  INFO screen_finalist{finalist=2}: screened exchange table geometry expansion_ms=3906 expansion_and_footprint_ms=4813 estimated_row_bytes=26496 heuristic_row_bytes=66564 geometry_fragments_per_tile=2939 fragment_limit=16384
2026-09-10T11:57:30.267675Z  INFO screen_finalist{finalist=23}: screened exchange table geometry expansion_ms=3632 expansion_and_footprint_ms=4513 estimated_row_bytes=43088 heuristic_row_bytes=65260 geometry_fragments_per_tile=4290 fragment_limit=16384
2026-09-10T11:57:32.233246Z  INFO screen_finalist{finalist=14}: screened exchange table geometry expansion_ms=4798 expansion_and_footprint_ms=5687 estimated_row_bytes=28112 heuristic_row_bytes=66288 geometry_fragments_per_tile=3088 fragment_limit=16384
2026-09-10T11:57:32.332147Z  INFO screen_finalist{finalist=5}: screened exchange table geometry expansion_ms=3191 expansion_and_footprint_ms=4113 estimated_row_bytes=43040 heuristic_row_bytes=65316 geometry_fragments_per_tile=4371 fragment_limit=16384
2026-09-10T11:57:32.953770Z  INFO screen_finalist{finalist=36}: screened exchange table geometry expansion_ms=3455 expansion_and_footprint_ms=4253 estimated_row_bytes=32504 heuristic_row_bytes=98448 geometry_fragments_per_tile=3726 fragment_limit=16384
2026-09-10T11:57:33.327051Z  INFO screen_finalist{finalist=16}: screened exchange table geometry expansion_ms=3738 expansion_and_footprint_ms=4939 estimated_row_bytes=28032 heuristic_row_bytes=66656 geometry_fragments_per_tile=3071 fragment_limit=16384
2026-09-10T11:57:33.659876Z  INFO screen_finalist{finalist=27}: screened exchange table geometry expansion_ms=3303 expansion_and_footprint_ms=4192 estimated_row_bytes=42928 heuristic_row_bytes=65816 geometry_fragments_per_tile=4383 fragment_limit=16384
2026-09-10T11:57:34.259306Z  INFO screen_finalist{finalist=28}: screened exchange table geometry expansion_ms=3211 expansion_and_footprint_ms=4032 estimated_row_bytes=25952 heuristic_row_bytes=62540 geometry_fragments_per_tile=2803 fragment_limit=16384
2026-09-10T11:57:34.384945Z  INFO screen_finalist{finalist=30}: screened exchange table geometry expansion_ms=3926 expansion_and_footprint_ms=4940 estimated_row_bytes=27352 heuristic_row_bytes=67784 geometry_fragments_per_tile=3007 fragment_limit=16384
2026-09-10T11:57:34.878221Z  INFO screen_finalist{finalist=33}: screened exchange table geometry expansion_ms=3688 expansion_and_footprint_ms=4503 estimated_row_bytes=32424 heuristic_row_bytes=98296 geometry_fragments_per_tile=3719 fragment_limit=16384
2026-09-10T11:57:36.602280Z  INFO screen_finalist{finalist=17}: screened exchange table geometry expansion_ms=3328 expansion_and_footprint_ms=4165 estimated_row_bytes=43032 heuristic_row_bytes=65712 geometry_fragments_per_tile=4379 fragment_limit=16384
2026-09-10T11:57:37.276838Z  INFO screen_finalist{finalist=37}: screened exchange table geometry expansion_ms=3428 expansion_and_footprint_ms=4205 estimated_row_bytes=32520 heuristic_row_bytes=98520 geometry_fragments_per_tile=3728 fragment_limit=16384
2026-09-10T11:57:37.426027Z  INFO screen_finalist{finalist=31}: screened exchange table geometry expansion_ms=4115 expansion_and_footprint_ms=5100 estimated_row_bytes=43584 heuristic_row_bytes=66960 geometry_fragments_per_tile=4311 fragment_limit=16384
2026-09-10T11:57:37.954816Z  INFO screen_finalist{finalist=29}: screened exchange table geometry expansion_ms=3379 expansion_and_footprint_ms=4178 estimated_row_bytes=41712 heuristic_row_bytes=61596 geometry_fragments_per_tile=4107 fragment_limit=16384
2026-09-10T11:57:37.956191Z  INFO screen_finalist{finalist=34}: screened exchange table geometry expansion_ms=3687 expansion_and_footprint_ms=4493 estimated_row_bytes=32424 heuristic_row_bytes=98296 geometry_fragments_per_tile=3719 fragment_limit=16384
2026-09-10T11:57:38.536590Z  INFO screen_finalist{finalist=42}: screened exchange table geometry expansion_ms=3269 expansion_and_footprint_ms=4040 estimated_row_bytes=31872 heuristic_row_bytes=96308 geometry_fragments_per_tile=3652 fragment_limit=16384
2026-09-10T11:57:39.052161Z  INFO screen_finalist{finalist=39}: screened exchange table geometry expansion_ms=3194 expansion_and_footprint_ms=4042 estimated_row_bytes=33176 heuristic_row_bytes=99700 geometry_fragments_per_tile=3832 fragment_limit=16384
2026-09-10T11:57:39.750102Z  INFO screen_finalist{finalist=35}: screened exchange table geometry expansion_ms=4279 expansion_and_footprint_ms=5405 estimated_row_bytes=32448 heuristic_row_bytes=98372 geometry_fragments_per_tile=3720 fragment_limit=16384
2026-09-10T11:57:40.931182Z  INFO screen_finalist{finalist=32}: screened exchange table geometry expansion_ms=3382 expansion_and_footprint_ms=4234 estimated_row_bytes=32440 heuristic_row_bytes=98296 geometry_fragments_per_tile=3720 fragment_limit=16384
2026-09-10T11:57:41.978533Z  INFO screen_finalist{finalist=40}: screened exchange table geometry expansion_ms=3593 expansion_and_footprint_ms=4447 estimated_row_bytes=33336 heuristic_row_bytes=100020 geometry_fragments_per_tile=3857 fragment_limit=16384
2026-09-10T11:57:42.840921Z  INFO screen_finalist{finalist=38}: screened exchange table geometry expansion_ms=4364 expansion_and_footprint_ms=5462 estimated_row_bytes=32552 heuristic_row_bytes=98664 geometry_fragments_per_tile=3732 fragment_limit=16384
2026-09-10T11:57:42.961308Z  INFO screen_finalist{finalist=45}: screened exchange table geometry expansion_ms=3757 expansion_and_footprint_ms=4903 estimated_row_bytes=32800 heuristic_row_bytes=99796 geometry_fragments_per_tile=3789 fragment_limit=16384
2026-09-10T11:57:43.302581Z  INFO screen_finalist{finalist=41}: screened exchange table geometry expansion_ms=4097 expansion_and_footprint_ms=5232 estimated_row_bytes=33432 heuristic_row_bytes=100064 geometry_fragments_per_tile=3865 fragment_limit=16384
2026-09-10T11:57:43.447517Z  INFO screen_finalist{finalist=46}: screened exchange table geometry expansion_ms=3496 expansion_and_footprint_ms=4291 estimated_row_bytes=33320 heuristic_row_bytes=100088 geometry_fragments_per_tile=3857 fragment_limit=16384
2026-09-10T11:57:44.040412Z  INFO screen_finalist{finalist=43}: screened exchange table geometry expansion_ms=4281 expansion_and_footprint_ms=5389 estimated_row_bytes=32552 heuristic_row_bytes=99472 geometry_fragments_per_tile=3756 fragment_limit=16384
2026-09-10T11:57:44.276277Z  INFO screen_finalist{finalist=44}: screened exchange table geometry expansion_ms=3571 expansion_and_footprint_ms=4384 estimated_row_bytes=32696 heuristic_row_bytes=99752 geometry_fragments_per_tile=3781 fragment_limit=16384
2026-09-10T11:57:45.757134Z  INFO screen_finalist{finalist=47}: screened exchange table geometry expansion_ms=3761 expansion_and_footprint_ms=4716 estimated_row_bytes=33088 heuristic_row_bytes=102684 geometry_fragments_per_tile=3799 fragment_limit=16384
2026-09-10T11:57:45.874067Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: expanded fragment cache cache_stats=(6131, 813614, 6267) plan_cache_stats=(32768, 2104776, 126899)
2026-09-10T11:57:45.874253Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: bounded finalist shortlist stage="placement" candidates=48 admitted_candidates=5
2026-09-10T11:58:10.693981Z  INFO screened tile mappings by exchange resource load candidates=301 baseline_cycles=357883 candidate_cycles=357883 baseline_pressure=285830 candidate_pressure=285830
2026-09-10T11:58:10.747176Z  INFO screened tile mappings by exchange resource load candidates=294 baseline_cycles=363502 candidate_cycles=363502 baseline_pressure=294234 candidate_pressure=294234
2026-09-10T11:58:10.859069Z  INFO modelled expanded operator plan finalist=12 elapsed_ms=8543 modelled_cycles=1379587 estimated_row_bytes=27752
2026-09-10T11:58:10.864257Z  INFO screened tile mappings by exchange resource load candidates=253 baseline_cycles=370010 candidate_cycles=370010 baseline_pressure=297972 candidate_pressure=297972
2026-09-10T11:58:10.907788Z  INFO modelled expanded operator plan finalist=28 elapsed_ms=8592 modelled_cycles=1413156 estimated_row_bytes=25952
2026-09-10T11:58:10.979850Z  INFO modelled expanded operator plan finalist=0 elapsed_ms=8663 modelled_cycles=1380406 estimated_row_bytes=25768
2026-09-10T11:58:12.498996Z  INFO screened tile mappings by exchange resource load candidates=299 baseline_cycles=356955 candidate_cycles=356955 baseline_pressure=285780 candidate_pressure=285780
2026-09-10T11:58:12.666270Z  INFO screened tile mappings by exchange resource load candidates=321 baseline_cycles=358987 candidate_cycles=358987 baseline_pressure=286816 candidate_pressure=286816
2026-09-10T11:58:12.674681Z  INFO modelled expanded operator plan finalist=22 elapsed_ms=10356 modelled_cycles=1381323 estimated_row_bytes=27424
2026-09-10T11:58:12.794364Z  INFO modelled expanded operator plan finalist=24 elapsed_ms=10478 modelled_cycles=1384751 estimated_row_bytes=27528
2026-09-10T11:58:12.794500Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: bounded finalist shortlist stage="scheduling" candidates=5 admitted_candidates=2
2026-09-10T11:58:12.850567Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=1458 maximum_identical_destinations=1
2026-09-10T11:58:12.850605Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=3 initial_horizon=2134 selected_horizon=2057 endpoint_lower_bound=1152 lower_bound_gap=905 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-10T11:58:12.851998Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=345 row_words=14 horizon=2057
2026-09-10T11:58:12.916500Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=4416 maximum_identical_destinations=1
2026-09-10T11:58:12.916539Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:58:12.920368Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=703 row_words=22 horizon=980
2026-09-10T11:58:12.976958Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=5710 maximum_identical_destinations=1
2026-09-10T11:58:12.977001Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=6 initial_horizon=6023 selected_horizon=4844 endpoint_lower_bound=4736 lower_bound_gap=108 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-10T11:58:12.984267Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=1150 row_words=32 horizon=4844
2026-09-10T11:58:13.162407Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=39 transfers=1248 maximum_identical_destinations=1
2026-09-10T11:58:13.162447Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=39 initial_horizon=5867 selected_horizon=5867 endpoint_lower_bound=5760 lower_bound_gap=107 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:13.163750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=39 tile=79 row_words=47 horizon=5867
2026-09-10T11:58:13.213469Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=42 candidates=17 ordinary_horizon=681 paired_horizon=1417 use_paired=false
2026-09-10T11:58:13.228384Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=23311
2026-09-10T11:58:13.251065Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=43 transfers=1296 maximum_identical_destinations=1
2026-09-10T11:58:13.251088Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=43 initial_horizon=839 selected_horizon=839 endpoint_lower_bound=256 lower_bound_gap=583 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:13.252736Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=43 tile=1089 row_words=9 horizon=839
2026-09-10T11:58:13.293599Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=44 transfers=1224 maximum_identical_destinations=1
2026-09-10T11:58:13.293633Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=44 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:13.294511Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=44 tile=47 row_words=23 horizon=374
2026-09-10T11:58:13.347481Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=47 transfers=1076 maximum_identical_destinations=1
2026-09-10T11:58:13.347510Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=47 initial_horizon=193 selected_horizon=193 endpoint_lower_bound=64 lower_bound_gap=129 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:13.348426Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=47 tile=10 row_words=12 horizon=193
2026-09-10T11:58:13.401136Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=48 transfers=2151 maximum_identical_destinations=1
2026-09-10T11:58:13.401162Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=48 initial_horizon=172 selected_horizon=172 endpoint_lower_bound=8 lower_bound_gap=164 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:13.403063Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=48 tile=255 row_words=16 horizon=172
2026-09-10T11:58:13.506416Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=75104
2026-09-10T11:58:13.663916Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=23311 elapsed_ms=435 success=true
2026-09-10T11:58:13.852752Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=66880
2026-09-10T11:58:13.881425Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=33612
2026-09-10T11:58:13.991266Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1076
2026-09-10T11:58:14.190650Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=2 transfers=23311 maximum_identical_destinations=1
2026-09-10T11:58:14.190693Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=2 initial_horizon=1088 selected_horizon=1088 endpoint_lower_bound=288 lower_bound_gap=800 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:14.209948Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=2 tile=1198 row_words=82 horizon=1088
2026-09-10T11:58:14.476525Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=75104 elapsed_ms=970 success=true
2026-09-10T11:58:14.566449Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=21111
2026-09-10T11:58:14.628137Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=1076 elapsed_ms=636 success=true
2026-09-10T11:58:14.801846Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=45090
2026-09-10T11:58:14.918861Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=66880 elapsed_ms=1066 success=true
2026-09-10T11:58:15.212108Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=4 candidates=2916 ordinary_horizon=10772 paired_horizon=7092 use_paired=true
2026-09-10T11:58:15.238004Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=4 transfers=2916 maximum_identical_destinations=1
2026-09-10T11:58:15.238027Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=4 initial_horizon=7092 selected_horizon=7092 endpoint_lower_bound=5328 lower_bound_gap=1764 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:15.245232Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=4 tile=106 row_words=221 horizon=7092
2026-09-10T11:58:15.276438Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=50 transfers=1368 maximum_identical_destinations=1
2026-09-10T11:58:15.276456Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=50 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:15.276972Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=50 tile=47 row_words=25 horizon=406
2026-09-10T11:58:15.309721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=12 transfers=75104 maximum_identical_destinations=1
2026-09-10T11:58:15.309756Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=12 initial_horizon=10616 selected_horizon=10616 endpoint_lower_bound=8832 lower_bound_gap=1784 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:15.346152Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=12 tile=723 row_words=383 horizon=10616
2026-09-10T11:58:15.456986Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=45090 elapsed_ms=655 success=true
2026-09-10T11:58:15.511124Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1076
2026-09-10T11:58:15.872493Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=61520
2026-09-10T11:58:15.964726Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51938
2026-09-10T11:58:16.232005Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=33612 elapsed_ms=2350 success=true
2026-09-10T11:58:16.349515Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=1076 elapsed_ms=838 success=true
2026-09-10T11:58:16.400182Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=11 transfers=66880 maximum_identical_destinations=1
2026-09-10T11:58:16.400235Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=11 initial_horizon=4224 selected_horizon=4224 endpoint_lower_bound=3640 lower_bound_gap=584 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:16.462026Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=11 tile=362 row_words=294 horizon=4224
2026-09-10T11:58:16.553585Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=32 transfers=45090 maximum_identical_destinations=1
2026-09-10T11:58:16.553626Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=32 initial_horizon=6774 selected_horizon=6774 endpoint_lower_bound=6048 lower_bound_gap=726 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:16.561361Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=61520 elapsed_ms=688 success=true
2026-09-10T11:58:16.597897Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=32 tile=1255 row_words=212 horizon=6774
2026-09-10T11:58:16.728593Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=21111 elapsed_ms=2162 success=true
2026-09-10T11:58:16.880706Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51938 elapsed_ms=915 success=true
2026-09-10T11:58:16.896185Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=49 candidates=948 ordinary_horizon=518 paired_horizon=947 use_paired=false
2026-09-10T11:58:16.930910Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=49 transfers=1076 maximum_identical_destinations=1
2026-09-10T11:58:16.930936Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=49 initial_horizon=518 selected_horizon=518 endpoint_lower_bound=112 lower_bound_gap=406 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:16.938767Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=49 tile=1015 row_words=93 horizon=518
2026-09-10T11:58:17.002813Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=35 transfers=1537 maximum_identical_destinations=1
2026-09-10T11:58:17.002841Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=35 initial_horizon=883 selected_horizon=883 endpoint_lower_bound=324 lower_bound_gap=559 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:17.004372Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=35 tile=3 row_words=24 horizon=883
2026-09-10T11:58:17.592762Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=13 transfers=61520 maximum_identical_destinations=1
2026-09-10T11:58:17.592801Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=13 initial_horizon=4427 selected_horizon=4427 endpoint_lower_bound=3640 lower_bound_gap=787 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:17.628537Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=13 tile=722 row_words=301 horizon=4427
2026-09-10T11:58:17.774902Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=11656
2026-09-10T11:58:17.795336Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=25 transfers=21111 maximum_identical_destinations=1
2026-09-10T11:58:17.795378Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=25 initial_horizon=10280 selected_horizon=10280 endpoint_lower_bound=9760 lower_bound_gap=520 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:17.837341Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=25 tile=481 row_words=520 horizon=10280
2026-09-10T11:58:17.888959Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=11656 elapsed_ms=114 success=true
2026-09-10T11:58:17.894642Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=156524
2026-09-10T11:58:17.949114Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=10 transfers=33612 maximum_identical_destinations=1
2026-09-10T11:58:17.949157Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=10 initial_horizon=13257 selected_horizon=13257 endpoint_lower_bound=12336 lower_bound_gap=921 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:18.012964Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=10 tile=67 row_words=729 horizon=13257
2026-09-10T11:58:18.018985Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=18 transfers=51938 maximum_identical_destinations=1
2026-09-10T11:58:18.019015Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=18 initial_horizon=517 selected_horizon=517 endpoint_lower_bound=304 lower_bound_gap=213 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:18.049889Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=18 tile=880 row_words=171 horizon=517
2026-09-10T11:58:18.075073Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=14 transfers=11656 maximum_identical_destinations=1
2026-09-10T11:58:18.075104Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=14 initial_horizon=1268 selected_horizon=1268 endpoint_lower_bound=576 lower_bound_gap=692 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:18.079677Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=14 tile=21 row_words=67 horizon=1268
2026-09-10T11:58:18.103689Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=19 candidates=2 ordinary_horizon=2531 paired_horizon=2066 use_paired=true
2026-09-10T11:58:18.107019Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=19 transfers=1459 maximum_identical_destinations=1
2026-09-10T11:58:18.107034Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=19 initial_horizon=2070 selected_horizon=2066 endpoint_lower_bound=1152 lower_bound_gap=914 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-10T11:58:18.108173Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=19 tile=143 row_words=21 horizon=2066
2026-09-10T11:58:18.328478Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-10T11:58:18.550374Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=51915
2026-09-10T11:58:18.684484Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=355 success=true
2026-09-10T11:58:18.832655Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=103617
2026-09-10T11:58:19.107335Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=69934
2026-09-10T11:58:19.352520Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=51915 elapsed_ms=802 success=true
2026-09-10T11:58:19.397913Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=15 candidates=4374 ordinary_horizon=7737 paired_horizon=4551 use_paired=true
2026-09-10T11:58:19.421611Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=15 transfers=4374 maximum_identical_destinations=1
2026-09-10T11:58:19.421641Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=15 initial_horizon=4551 selected_horizon=4551 endpoint_lower_bound=1824 lower_bound_gap=2727 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:19.435267Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=15 tile=263 row_words=195 horizon=4551
2026-09-10T11:58:19.629093Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=17 transfers=8520 maximum_identical_destinations=1
2026-09-10T11:58:19.629129Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=17 initial_horizon=2527 selected_horizon=1934 endpoint_lower_bound=1824 lower_bound_gap=110 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-10T11:58:19.640027Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=17 tile=121 row_words=42 horizon=1934
2026-09-10T11:58:19.674132Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=8 transfers=1458 maximum_identical_destinations=1
2026-09-10T11:58:19.674161Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=8 initial_horizon=502 selected_horizon=502 endpoint_lower_bound=288 lower_bound_gap=214 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:19.675274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=8 tile=1429 row_words=9 horizon=502
2026-09-10T11:58:19.821872Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=20982
2026-09-10T11:58:19.963322Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=20982 elapsed_ms=141 success=true
2026-09-10T11:58:20.208296Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=22 transfers=20982 maximum_identical_destinations=1
2026-09-10T11:58:20.208338Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=22 initial_horizon=2998 selected_horizon=2998 endpoint_lower_bound=2560 lower_bound_gap=438 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:20.218722Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=22 tile=1255 row_words=92 horizon=2998
2026-09-10T11:58:20.620542Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=28 transfers=51915 maximum_identical_destinations=1
2026-09-10T11:58:20.620585Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=28 initial_horizon=549 selected_horizon=549 endpoint_lower_bound=336 lower_bound_gap=213 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:20.629129Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=112284
2026-09-10T11:58:20.665472Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=28 tile=1062 row_words=172 horizon=549
2026-09-10T11:58:20.724262Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=29 transfers=1459 maximum_identical_destinations=1
2026-09-10T11:58:20.724303Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=29 initial_horizon=1869 selected_horizon=1869 endpoint_lower_bound=1728 lower_bound_gap=141 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:20.726108Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=29 tile=377 row_words=15 horizon=1869
2026-09-10T11:58:20.869836Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=20 candidates=2187 ordinary_horizon=15870 paired_horizon=10063 use_paired=true
2026-09-10T11:58:20.922032Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=20 transfers=2187 maximum_identical_destinations=1
2026-09-10T11:58:20.922067Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=20 initial_horizon=10063 selected_horizon=10063 endpoint_lower_bound=7872 lower_bound_gap=2191 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:20.935158Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=20 tile=106 row_words=248 horizon=10063
2026-09-10T11:58:21.017319Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=24 transfers=2820 maximum_identical_destinations=1
2026-09-10T11:58:21.017354Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=24 initial_horizon=3335 selected_horizon=3335 endpoint_lower_bound=1076 lower_bound_gap=2259 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:21.020691Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=24 tile=1443 row_words=16 horizon=3335
2026-09-10T11:58:21.126026Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=12492
2026-09-10T11:58:21.262395Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=12492 elapsed_ms=136 success=true
2026-09-10T11:58:21.356488Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=103617 elapsed_ms=2523 success=true
2026-09-10T11:58:21.379507Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=37 transfers=12492 maximum_identical_destinations=1
2026-09-10T11:58:21.379541Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=37 initial_horizon=7903 selected_horizon=7903 endpoint_lower_bound=6756 lower_bound_gap=1147 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:21.388083Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=37 tile=32 row_words=174 horizon=7903
2026-09-10T11:58:21.695523Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561
2026-09-10T11:58:21.891172Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=69934 elapsed_ms=2783 success=true
2026-09-10T11:58:22.197913Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=127498
2026-09-10T11:58:22.654504Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=958 success=true
2026-09-10T11:58:23.649960Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=33 transfers=103617 maximum_identical_destinations=1
2026-09-10T11:58:23.649997Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=33 initial_horizon=1059 selected_horizon=1059 endpoint_lower_bound=672 lower_bound_gap=387 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:23.719033Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=33 tile=86 row_words=343 horizon=1059
2026-09-10T11:58:23.761868Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: retrying exchange schedule with incremental instruction-alignment validation transfers=194057
2026-09-10T11:58:23.772802Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=112284 elapsed_ms=3143 success=true
2026-09-10T11:58:24.026561Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=156524 elapsed_ms=6131 success=true
2026-09-10T11:58:24.328999Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=36 transfers=69934 maximum_identical_destinations=1
2026-09-10T11:58:24.329036Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=36 initial_horizon=6413 selected_horizon=6413 endpoint_lower_bound=2816 lower_bound_gap=3597 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:24.360116Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=36 tile=9 row_words=430 horizon=6413
2026-09-10T11:58:24.378929Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=30 candidates=6561 ordinary_horizon=7318 paired_horizon=5367 use_paired=true
2026-09-10T11:58:24.421047Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=30 transfers=6561 maximum_identical_destinations=1
2026-09-10T11:58:24.421076Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=30 initial_horizon=5367 selected_horizon=5367 endpoint_lower_bound=2624 lower_bound_gap=2743 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:24.440553Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=30 tile=196 row_words=337 horizon=5367
2026-09-10T11:58:25.886435Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=27 transfers=112284 maximum_identical_destinations=1
2026-09-10T11:58:25.886479Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=27 initial_horizon=9784 selected_horizon=9784 endpoint_lower_bound=9072 lower_bound_gap=712 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:26.002274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=27 tile=706 row_words=529 horizon=9784
2026-09-10T11:58:27.690721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=194057 elapsed_ms=3928 success=true
2026-09-10T11:58:28.120496Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=156524 maximum_identical_destinations=1
2026-09-10T11:58:28.120533Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=7 initial_horizon=1777 selected_horizon=1777 endpoint_lower_bound=1184 lower_bound_gap=593 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:28.230122Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=348 row_words=545 horizon=1777
2026-09-10T11:58:29.451826Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished incremental instruction-alignment validation transfers=127498 elapsed_ms=7253 success=true
2026-09-10T11:58:31.785037Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=23 transfers=194057 maximum_identical_destinations=1
2026-09-10T11:58:31.785084Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=23 initial_horizon=1829 selected_horizon=1829 endpoint_lower_bound=1120 lower_bound_gap=709 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:31.963966Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=23 tile=80 row_words=636 horizon=1829
2026-09-10T11:58:34.578509Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=9 transfers=127498 maximum_identical_destinations=1
2026-09-10T11:58:34.578557Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=9 initial_horizon=4199 selected_horizon=4199 endpoint_lower_bound=1312 lower_bound_gap=2887 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:34.676847Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=9 tile=334 row_words=543 horizon=4199
2026-09-10T11:58:34.796417Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=12 mapped=false analytical_cycles=2408312 analytical_exchange_cycles=1448408 scheduled_exchange_cycles=543063 refined_cycles=1502967
2026-09-10T11:58:35.017892Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=26 success=true
2026-09-10T11:58:35.018413Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/gemm_f16_amp.S name="gemm_f8_interleaved_k128_c128_r80_r82" target=ipu21
2026-09-10T11:58:35.062418Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/285447a50f722981dba31356eaf455f811a11fab47e09f7cef9d236d03077b4b/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/285447a50f722981dba31356eaf455f811a11fab47e09f7cef9d236d03077b4b/kernel.json
2026-09-10T11:58:35.068226Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=50 success=true
2026-09-10T11:58:35.073996Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:58:36.490765Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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=157 success=true
2026-09-10T11:58:36.490826Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: allocated package support memory linked_end=403832 profile_bytes=800 exchange_table_bytes=25280 host_code_bytes=4012 host_data_bytes=3016 generated_code_bytes=10332 code_address=462832 standard_ranges=[(478152, 524288)]
2026-09-10T11:58:36.927635Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=436 success=true
2026-09-10T11:58:36.973707Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-10T11:58:36.974996Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:58:36.975009Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:58:36.977379Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:58:36.983796Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:58:36.983823Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=3 initial_horizon=2434 selected_horizon=2422 endpoint_lower_bound=1152 lower_bound_gap=1270 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-10T11:58:36.984959Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=355 row_words=14 horizon=2422
2026-09-10T11:58:36.988364Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-10T11:58:36.990806Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=6 transfers=5710 maximum_identical_destinations=1
2026-09-10T11:58:36.990822Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=6 initial_horizon=4844 selected_horizon=4844 endpoint_lower_bound=4736 lower_bound_gap=108 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:36.995528Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=6 tile=1150 row_words=32 horizon=4844
2026-09-10T11:58:37.017321Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5
2026-09-10T11:58:37.269124Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=11656
2026-09-10T11:58:37.394952Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=11656 elapsed_ms=125 success=true
2026-09-10T11:58:37.509009Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=4374
2026-09-10T11:58:37.582406Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=14 transfers=11656 maximum_identical_destinations=1
2026-09-10T11:58:37.582441Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=14 initial_horizon=1608 selected_horizon=1608 endpoint_lower_bound=576 lower_bound_gap=1032 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:37.587014Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=14 tile=163 row_words=67 horizon=1608
2026-09-10T11:58:37.597655Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=38
2026-09-10T11:58:37.612961Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=39
2026-09-10T11:58:37.613437Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=39 transfers=1248 maximum_identical_destinations=1
2026-09-10T11:58:37.613449Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=39 initial_horizon=5867 selected_horizon=5867 endpoint_lower_bound=5760 lower_bound_gap=107 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:37.614379Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=39 tile=79 row_words=47 horizon=5867
2026-09-10T11:58:37.619694Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=40
2026-09-10T11:58:37.621319Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=41
2026-09-10T11:58:37.627903Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=42
2026-09-10T11:58:37.643853Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=43
2026-09-10T11:58:37.644416Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=43 transfers=1296 maximum_identical_destinations=1
2026-09-10T11:58:37.644432Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=43 initial_horizon=839 selected_horizon=839 endpoint_lower_bound=256 lower_bound_gap=583 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:37.646152Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=43 tile=1089 row_words=9 horizon=839
2026-09-10T11:58:37.657787Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=44
2026-09-10T11:58:37.658175Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=44 transfers=1224 maximum_identical_destinations=1
2026-09-10T11:58:37.658184Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=44 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:37.658832Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=44 tile=47 row_words=23 horizon=374
2026-09-10T11:58:37.660912Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=45
2026-09-10T11:58:37.664617Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-10T11:58:37.666841Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=46
2026-09-10T11:58:37.675843Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47
2026-09-10T11:58:37.676143Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=47 transfers=1076 maximum_identical_destinations=1
2026-09-10T11:58:37.676151Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=47 initial_horizon=193 selected_horizon=193 endpoint_lower_bound=64 lower_bound_gap=129 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:37.676947Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=47 tile=10 row_words=12 horizon=193
2026-09-10T11:58:37.681939Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=4 transfers=2916 maximum_identical_destinations=1
2026-09-10T11:58:37.681956Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=4 initial_horizon=7092 selected_horizon=7092 endpoint_lower_bound=5328 lower_bound_gap=1764 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:37.691141Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48
2026-09-10T11:58:37.691721Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=48 transfers=2151 maximum_identical_destinations=1
2026-09-10T11:58:37.691738Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=48 initial_horizon=172 selected_horizon=172 endpoint_lower_bound=8 lower_bound_gap=164 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:37.693019Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=48 tile=255 row_words=16 horizon=172
2026-09-10T11:58:37.693682Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=4 tile=106 row_words=221 horizon=7092
2026-09-10T11:58:37.707008Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=31
2026-09-10T11:58:37.815602Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18
2026-09-10T11:58:37.844187Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=18 transfers=51938 maximum_identical_destinations=1
2026-09-10T11:58:37.844221Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=18 initial_horizon=517 selected_horizon=517 endpoint_lower_bound=304 lower_bound_gap=213 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:37.884859Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=18 tile=880 row_words=171 horizon=517
2026-09-10T11:58:37.893254Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=4374 elapsed_ms=384 success=true
2026-09-10T11:58:37.970223Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=19 candidates=2 ordinary_horizon=2702 paired_horizon=2377 use_paired=true
2026-09-10T11:58:37.975322Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=19 transfers=1459 maximum_identical_destinations=1
2026-09-10T11:58:37.975340Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=19 initial_horizon=2395 selected_horizon=2377 endpoint_lower_bound=1152 lower_bound_gap=1225 selected_kind="critical-neighborhood" neighborhood_improvements=1
2026-09-10T11:58:37.976690Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=19 tile=133 row_words=21 horizon=2377
2026-09-10T11:58:38.322937Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=49
2026-09-10T11:58:38.332869Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=61520
2026-09-10T11:58:38.333967Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=49 transfers=1076 maximum_identical_destinations=1
2026-09-10T11:58:38.333986Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=49 initial_horizon=518 selected_horizon=518 endpoint_lower_bound=112 lower_bound_gap=406 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:38.338642Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=49 tile=1015 row_words=93 horizon=518
2026-09-10T11:58:38.352055Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=50
2026-09-10T11:58:38.352484Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=50 transfers=1368 maximum_identical_destinations=1
2026-09-10T11:58:38.352494Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=50 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:38.353137Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=50 tile=47 row_words=25 horizon=406
2026-09-10T11:58:38.487621Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25
2026-09-10T11:58:38.523338Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=25 transfers=21111 maximum_identical_destinations=1
2026-09-10T11:58:38.523362Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=25 initial_horizon=10280 selected_horizon=10280 endpoint_lower_bound=9760 lower_bound_gap=520 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:38.551401Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=25 tile=481 row_words=520 horizon=10280
2026-09-10T11:58:38.597907Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=20
2026-09-10T11:58:38.613197Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=15 candidates=4374 ordinary_horizon=7621 paired_horizon=4433 use_paired=true
2026-09-10T11:58:38.617365Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=20 transfers=2187 maximum_identical_destinations=1
2026-09-10T11:58:38.617384Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=20 initial_horizon=10063 selected_horizon=10063 endpoint_lower_bound=7872 lower_bound_gap=2191 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:38.627791Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=20 tile=106 row_words=248 horizon=10063
2026-09-10T11:58:38.640309Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=15 transfers=4374 maximum_identical_destinations=1
2026-09-10T11:58:38.640326Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=15 initial_horizon=4433 selected_horizon=4433 endpoint_lower_bound=1824 lower_bound_gap=2609 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:38.643491Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=12
2026-09-10T11:58:38.651125Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=15 tile=359 row_words=198 horizon=4433
2026-09-10T11:58:38.674473Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=16
2026-09-10T11:58:38.694175Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=12 transfers=75104 maximum_identical_destinations=1
2026-09-10T11:58:38.694226Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=12 initial_horizon=10616 selected_horizon=10616 endpoint_lower_bound=8832 lower_bound_gap=1784 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:38.750448Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=12 tile=723 row_words=383 horizon=10616
2026-09-10T11:58:38.780692Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=34
2026-09-10T11:58:38.784812Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=45090
2026-09-10T11:58:38.798195Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=35
2026-09-10T11:58:38.798864Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=35 transfers=1537 maximum_identical_destinations=1
2026-09-10T11:58:38.798878Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=35 initial_horizon=883 selected_horizon=883 endpoint_lower_bound=324 lower_bound_gap=559 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:38.800283Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=35 tile=3 row_words=24 horizon=883
2026-09-10T11:58:38.900038Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=17 transfers=8520 maximum_identical_destinations=1
2026-09-10T11:58:38.900073Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=17 initial_horizon=2527 selected_horizon=1934 endpoint_lower_bound=1824 lower_bound_gap=110 selected_kind="matching-waves" neighborhood_improvements=0
2026-09-10T11:58:38.905345Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=17 tile=121 row_words=42 horizon=1934
2026-09-10T11:58:39.007162Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=61520 elapsed_ms=674 success=true
2026-09-10T11:58:39.042086Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=20982
2026-09-10T11:58:39.213530Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=28
2026-09-10T11:58:39.214113Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=20982 elapsed_ms=171 success=true
2026-09-10T11:58:39.239281Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=28 transfers=51915 maximum_identical_destinations=1
2026-09-10T11:58:39.239311Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=28 initial_horizon=549 selected_horizon=549 endpoint_lower_bound=336 lower_bound_gap=213 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:39.269334Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=28 tile=1062 row_words=172 horizon=549
2026-09-10T11:58:39.291414Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=29
2026-09-10T11:58:39.291895Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=29 transfers=1459 maximum_identical_destinations=1
2026-09-10T11:58:39.291904Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=29 initial_horizon=1869 selected_horizon=1869 endpoint_lower_bound=1728 lower_bound_gap=141 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:39.292946Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=29 tile=377 row_words=15 horizon=1869
2026-09-10T11:58:39.349672Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=45090 elapsed_ms=564 success=true
2026-09-10T11:58:39.450410Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=22 transfers=20982 maximum_identical_destinations=1
2026-09-10T11:58:39.450444Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=22 initial_horizon=2998 selected_horizon=2998 endpoint_lower_bound=2560 lower_bound_gap=438 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:39.460395Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=22 tile=1255 row_words=92 horizon=2998
2026-09-10T11:58:39.983691Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=13 transfers=61520 maximum_identical_destinations=1
2026-09-10T11:58:39.983730Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=13 initial_horizon=4427 selected_horizon=4427 endpoint_lower_bound=3640 lower_bound_gap=787 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:40.025787Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=13 tile=722 row_words=301 horizon=4427
2026-09-10T11:58:40.286987Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=32 transfers=45090 maximum_identical_destinations=1
2026-09-10T11:58:40.287027Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=32 initial_horizon=6774 selected_horizon=6774 endpoint_lower_bound=6048 lower_bound_gap=726 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:40.320274Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=32 tile=1255 row_words=212 horizon=6774
2026-09-10T11:58:40.444363Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-10T11:58:40.509480Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=7 transfers=156524 maximum_identical_destinations=1
2026-09-10T11:58:40.509507Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=7 initial_horizon=1777 selected_horizon=1777 endpoint_lower_bound=1184 lower_bound_gap=593 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:40.605891Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=23311
2026-09-10T11:58:40.611304Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=7 tile=348 row_words=545 horizon=1777
2026-09-10T11:58:40.671087Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=8 transfers=1458 maximum_identical_destinations=1
2026-09-10T11:58:40.671109Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=8 initial_horizon=863 selected_horizon=863 endpoint_lower_bound=288 lower_bound_gap=575 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:40.672140Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=8 tile=1456 row_words=8 horizon=863
2026-09-10T11:58:40.754460Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=24 transfers=2820 maximum_identical_destinations=1
2026-09-10T11:58:40.754493Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=24 initial_horizon=3335 selected_horizon=3335 endpoint_lower_bound=1076 lower_bound_gap=2259 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:40.757156Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=24 tile=1443 row_words=16 horizon=3335
2026-09-10T11:58:40.836605Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=6561
2026-09-10T11:58:40.924188Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=23311 elapsed_ms=318 success=true
2026-09-10T11:58:41.366804Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=2 transfers=23311 maximum_identical_destinations=1
2026-09-10T11:58:41.366859Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=2 initial_horizon=1080 selected_horizon=1080 endpoint_lower_bound=288 lower_bound_gap=792 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:41.379717Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=2 tile=21 row_words=82 horizon=1080
2026-09-10T11:58:41.783849Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=6561 elapsed_ms=947 success=true
2026-09-10T11:58:42.275779Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=112284
2026-09-10T11:58:42.330508Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33
2026-09-10T11:58:42.364758Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-10T11:58:42.380233Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=33 transfers=103617 maximum_identical_destinations=1
2026-09-10T11:58:42.380259Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=33 initial_horizon=1059 selected_horizon=1059 endpoint_lower_bound=672 lower_bound_gap=387 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:42.392968Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=11 transfers=66880 maximum_identical_destinations=1
2026-09-10T11:58:42.392991Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=11 initial_horizon=4224 selected_horizon=4224 endpoint_lower_bound=3640 lower_bound_gap=584 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:42.427868Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=11 tile=362 row_words=294 horizon=4224
2026-09-10T11:58:42.456167Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=33 tile=86 row_words=343 horizon=1059
2026-09-10T11:58:42.593034Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=37
2026-09-10T11:58:42.598608Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=37 transfers=12492 maximum_identical_destinations=1
2026-09-10T11:58:42.598644Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=37 initial_horizon=7903 selected_horizon=7903 endpoint_lower_bound=6756 lower_bound_gap=1147 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:42.607167Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=37 tile=32 row_words=174 horizon=7903
2026-09-10T11:58:42.627973Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=69934
2026-09-10T11:58:43.199875Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=23
2026-09-10T11:58:43.279283Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=23 transfers=194057 maximum_identical_destinations=1
2026-09-10T11:58:43.279343Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=23 initial_horizon=1829 selected_horizon=1829 endpoint_lower_bound=1120 lower_bound_gap=709 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:43.440465Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10
2026-09-10T11:58:43.453209Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=23 tile=80 row_words=636 horizon=1829
2026-09-10T11:58:43.500714Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=33612 maximum_identical_destinations=1
2026-09-10T11:58:43.500739Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=13257 selected_horizon=13257 endpoint_lower_bound=12336 lower_bound_gap=921 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:58:43.562347Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=67 row_words=729 horizon=13257
2026-09-10T11:58:43.669180Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: compared ordinary and paired exchange schedules phase=30 candidates=6561 ordinary_horizon=7303 paired_horizon=5626 use_paired=true
2026-09-10T11:58:43.713394Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=30 transfers=6561 maximum_identical_destinations=1
2026-09-10T11:58:43.713428Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=30 initial_horizon=5626 selected_horizon=5626 endpoint_lower_bound=2624 lower_bound_gap=3002 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:43.733636Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=30 tile=196 row_words=331 horizon=5626
2026-09-10T11:58:44.668403Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=112284 elapsed_ms=2392 success=true
2026-09-10T11:58:44.899980Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=69934 elapsed_ms=2271 success=true
2026-09-10T11:58:45.930155Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: retrying exchange schedule with incremental instruction-alignment validation transfers=127498
2026-09-10T11:58:46.586004Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=36 transfers=69934 maximum_identical_destinations=1
2026-09-10T11:58:46.586041Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=36 initial_horizon=6279 selected_horizon=6279 endpoint_lower_bound=2816 lower_bound_gap=3463 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:46.613131Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=36 tile=14 row_words=432 horizon=6279
2026-09-10T11:58:46.755442Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=27 transfers=112284 maximum_identical_destinations=1
2026-09-10T11:58:46.755477Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=27 initial_horizon=9784 selected_horizon=9784 endpoint_lower_bound=9072 lower_bound_gap=712 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:46.853253Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=27 tile=706 row_words=529 horizon=9784
2026-09-10T11:58:50.487517Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished incremental instruction-alignment validation transfers=127498 elapsed_ms=4557 success=true
2026-09-10T11:58:54.033106Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=9 transfers=127498 maximum_identical_destinations=1
2026-09-10T11:58:54.033147Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=9 initial_horizon=4933 selected_horizon=4933 endpoint_lower_bound=1312 lower_bound_gap=3621 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:58:54.099484Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=9 tile=198 row_words=545 horizon=4933
2026-09-10T11:58:54.137082Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=17209 success=true
2026-09-10T11:59:01.046888Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=0
2026-09-10T11:59:01.047167Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=38
2026-09-10T11:59:01.053688Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=31
2026-09-10T11:59:01.064509Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=39
2026-09-10T11:59:01.065170Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=39 transfers=1248 maximum_identical_destinations=1
2026-09-10T11:59:01.065183Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=39 initial_horizon=5867 selected_horizon=5867 endpoint_lower_bound=5760 lower_bound_gap=107 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.065840Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=3
2026-09-10T11:59:01.066396Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=39 tile=79 row_words=47 horizon=5867
2026-09-10T11:59:01.066967Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:59:01.066994Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=3 initial_horizon=2422 selected_horizon=2422 endpoint_lower_bound=1152 lower_bound_gap=1270 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.068769Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=3 tile=355 row_words=14 horizon=2422
2026-09-10T11:59:01.075970Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=40
2026-09-10T11:59:01.078347Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=41
2026-09-10T11:59:01.087877Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=42
2026-09-10T11:59:01.096832Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=1
2026-09-10T11:59:01.098708Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:59:01.098725Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:59:01.102713Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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
2026-09-10T11:59:01.105388Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=6
2026-09-10T11:59:01.107865Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=6 transfers=5710 maximum_identical_destinations=1
2026-09-10T11:59:01.107881Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=6 initial_horizon=4844 selected_horizon=4844 endpoint_lower_bound=4736 lower_bound_gap=108 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.111506Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=6 tile=1150 row_words=32 horizon=4844
2026-09-10T11:59:01.124932Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=43 transfers=1296 maximum_identical_destinations=1
2026-09-10T11:59:01.124951Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=43 initial_horizon=472 selected_horizon=472 endpoint_lower_bound=256 lower_bound_gap=216 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T11:59:01.126151Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=43 tile=1250 row_words=9 horizon=472
2026-09-10T11:59:01.135256Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=44
2026-09-10T11:59:01.135588Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=44 transfers=1224 maximum_identical_destinations=1
2026-09-10T11:59:01.135596Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=44 initial_horizon=374 selected_horizon=374 endpoint_lower_bound=272 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.136219Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=44 tile=47 row_words=23 horizon=374
2026-09-10T11:59:01.138115Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=45
2026-09-10T11:59:01.143483Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=46
2026-09-10T11:59:01.151729Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=47
2026-09-10T11:59:01.152005Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=47 transfers=1076 maximum_identical_destinations=1
2026-09-10T11:59:01.152012Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=47 initial_horizon=193 selected_horizon=193 endpoint_lower_bound=64 lower_bound_gap=129 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.152862Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=47 tile=10 row_words=12 horizon=193
2026-09-10T11:59:01.167828Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=48
2026-09-10T11:59:01.168378Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=48 transfers=2151 maximum_identical_destinations=1
2026-09-10T11:59:01.168389Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=48 initial_horizon=172 selected_horizon=172 endpoint_lower_bound=8 lower_bound_gap=164 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.169555Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=48 tile=255 row_words=16 horizon=172
2026-09-10T11:59:01.619286Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=2
2026-09-10T11:59:01.629750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=2 transfers=23311 maximum_identical_destinations=1
2026-09-10T11:59:01.629772Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=2 initial_horizon=1080 selected_horizon=1080 endpoint_lower_bound=288 lower_bound_gap=792 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.640061Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=2 tile=21 row_words=82 horizon=1080
2026-09-10T11:59:01.696432Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=4
2026-09-10T11:59:01.719925Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=4 transfers=2916 maximum_identical_destinations=1
2026-09-10T11:59:01.719956Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=4 initial_horizon=7092 selected_horizon=7092 endpoint_lower_bound=5328 lower_bound_gap=1764 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.735951Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=4 tile=106 row_words=221 horizon=7092
2026-09-10T11:59:01.757012Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=5
2026-09-10T11:59:01.896888Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=49
2026-09-10T11:59:01.913395Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=49 transfers=1076 maximum_identical_destinations=1
2026-09-10T11:59:01.913420Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=49 initial_horizon=518 selected_horizon=518 endpoint_lower_bound=112 lower_bound_gap=406 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.921072Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=49 tile=1015 row_words=93 horizon=518
2026-09-10T11:59:01.940337Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=50
2026-09-10T11:59:01.940957Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=50 transfers=1368 maximum_identical_destinations=1
2026-09-10T11:59:01.940969Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=50 initial_horizon=406 selected_horizon=406 endpoint_lower_bound=304 lower_bound_gap=102 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.941825Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=50 tile=47 row_words=25 horizon=406
2026-09-10T11:59:01.951013Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=34
2026-09-10T11:59:01.967619Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=35
2026-09-10T11:59:01.968213Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=35 transfers=1537 maximum_identical_destinations=1
2026-09-10T11:59:01.968224Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=35 initial_horizon=883 selected_horizon=883 endpoint_lower_bound=324 lower_bound_gap=559 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:01.969627Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=35 tile=3 row_words=24 horizon=883
2026-09-10T11:59:01.982083Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=32
2026-09-10T11:59:02.009398Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=32 transfers=45090 maximum_identical_destinations=1
2026-09-10T11:59:02.009427Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=32 initial_horizon=6774 selected_horizon=6774 endpoint_lower_bound=6048 lower_bound_gap=726 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:02.060198Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=32 tile=1255 row_words=212 horizon=6774
2026-09-10T11:59:02.075860Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=15
2026-09-10T11:59:02.085732Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=15 transfers=4374 maximum_identical_destinations=1
2026-09-10T11:59:02.085752Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=15 initial_horizon=4433 selected_horizon=4433 endpoint_lower_bound=1824 lower_bound_gap=2609 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:02.096457Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=15 tile=359 row_words=198 horizon=4433
2026-09-10T11:59:02.109839Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=16
2026-09-10T11:59:02.169061Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=17
2026-09-10T11:59:02.174563Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=17 transfers=8520 maximum_identical_destinations=1
2026-09-10T11:59:02.174594Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=17 initial_horizon=1934 selected_horizon=1934 endpoint_lower_bound=1824 lower_bound_gap=110 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:02.183680Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=17 tile=121 row_words=42 horizon=1934
2026-09-10T11:59:02.364197Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=12
2026-09-10T11:59:02.399015Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=12 transfers=75104 maximum_identical_destinations=1
2026-09-10T11:59:02.399044Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=12 initial_horizon=10616 selected_horizon=10616 endpoint_lower_bound=8832 lower_bound_gap=1784 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:02.434669Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=12 tile=723 row_words=383 horizon=10616
2026-09-10T11:59:02.472680Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=22
2026-09-10T11:59:02.475257Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=18
2026-09-10T11:59:02.481443Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=22 transfers=20982 maximum_identical_destinations=1
2026-09-10T11:59:02.481464Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=22 initial_horizon=2998 selected_horizon=2998 endpoint_lower_bound=2560 lower_bound_gap=438 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:02.491747Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=22 tile=1255 row_words=92 horizon=2998
2026-09-10T11:59:02.499870Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=18 transfers=51938 maximum_identical_destinations=1
2026-09-10T11:59:02.499890Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=18 initial_horizon=517 selected_horizon=517 endpoint_lower_bound=304 lower_bound_gap=213 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:02.528122Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=18 tile=880 row_words=171 horizon=517
2026-09-10T11:59:02.550960Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=19
2026-09-10T11:59:02.551464Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=19 transfers=1459 maximum_identical_destinations=1
2026-09-10T11:59:02.551482Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=19 initial_horizon=2377 selected_horizon=2377 endpoint_lower_bound=1152 lower_bound_gap=1225 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:02.552553Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=19 tile=133 row_words=21 horizon=2377
2026-09-10T11:59:02.705523Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=25
2026-09-10T11:59:02.740794Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=25 transfers=21111 maximum_identical_destinations=1
2026-09-10T11:59:02.740818Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=25 initial_horizon=10280 selected_horizon=10280 endpoint_lower_bound=9760 lower_bound_gap=520 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:02.773395Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=25 tile=481 row_words=520 horizon=10280
2026-09-10T11:59:02.799856Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=26
2026-09-10T11:59:03.146243Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=20
2026-09-10T11:59:03.166180Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=20 transfers=2187 maximum_identical_destinations=1
2026-09-10T11:59:03.166213Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=20 initial_horizon=10063 selected_horizon=10063 endpoint_lower_bound=7872 lower_bound_gap=2191 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:03.175258Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=20 tile=106 row_words=248 horizon=10063
2026-09-10T11:59:03.296284Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=13
2026-09-10T11:59:03.320214Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=13 transfers=61520 maximum_identical_destinations=1
2026-09-10T11:59:03.320246Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=13 initial_horizon=4427 selected_horizon=4427 endpoint_lower_bound=3640 lower_bound_gap=787 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:03.341826Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=37
2026-09-10T11:59:03.346918Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=37 transfers=12492 maximum_identical_destinations=1
2026-09-10T11:59:03.346936Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=37 initial_horizon=7903 selected_horizon=7903 endpoint_lower_bound=6756 lower_bound_gap=1147 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:03.352404Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=37 tile=32 row_words=174 horizon=7903
2026-09-10T11:59:03.353312Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=13 tile=722 row_words=301 horizon=4427
2026-09-10T11:59:03.385702Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=24
2026-09-10T11:59:03.386497Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=24 transfers=2820 maximum_identical_destinations=1
2026-09-10T11:59:03.386511Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=24 initial_horizon=3335 selected_horizon=3335 endpoint_lower_bound=1076 lower_bound_gap=2259 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:03.388424Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=24 tile=1443 row_words=16 horizon=3335
2026-09-10T11:59:03.520019Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=14
2026-09-10T11:59:03.524469Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=14 transfers=11656 maximum_identical_destinations=1
2026-09-10T11:59:03.524487Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=14 initial_horizon=1608 selected_horizon=1608 endpoint_lower_bound=576 lower_bound_gap=1032 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:03.528426Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=14 tile=163 row_words=67 horizon=1608
2026-09-10T11:59:03.558959Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=36
2026-09-10T11:59:03.593925Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=36 transfers=69934 maximum_identical_destinations=1
2026-09-10T11:59:03.593945Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=36 initial_horizon=6279 selected_horizon=6279 endpoint_lower_bound=2816 lower_bound_gap=3463 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:03.624776Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=36 tile=14 row_words=432 horizon=6279
2026-09-10T11:59:03.650957Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=8
2026-09-10T11:59:03.651489Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=8 transfers=1458 maximum_identical_destinations=1
2026-09-10T11:59:03.651501Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=8 initial_horizon=863 selected_horizon=863 endpoint_lower_bound=288 lower_bound_gap=575 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:03.652442Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=8 tile=1456 row_words=8 horizon=863
2026-09-10T11:59:04.077597Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=7
2026-09-10T11:59:04.146492Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=7 transfers=156524 maximum_identical_destinations=1
2026-09-10T11:59:04.146525Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=7 initial_horizon=1777 selected_horizon=1777 endpoint_lower_bound=1184 lower_bound_gap=593 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:04.261563Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=7 tile=348 row_words=545 horizon=1777
2026-09-10T11:59:04.298083Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=29
2026-09-10T11:59:04.298692Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=29 transfers=1459 maximum_identical_destinations=1
2026-09-10T11:59:04.298704Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=29 initial_horizon=1869 selected_horizon=1869 endpoint_lower_bound=1728 lower_bound_gap=141 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:04.299641Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=29 tile=377 row_words=15 horizon=1869
2026-09-10T11:59:04.301052Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=33
2026-09-10T11:59:04.345924Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=33 transfers=103617 maximum_identical_destinations=1
2026-09-10T11:59:04.345947Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=33 initial_horizon=1059 selected_horizon=1059 endpoint_lower_bound=672 lower_bound_gap=387 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:04.418598Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=33 tile=86 row_words=343 horizon=1059
2026-09-10T11:59:04.475847Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=11
2026-09-10T11:59:04.501351Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=11 transfers=66880 maximum_identical_destinations=1
2026-09-10T11:59:04.501377Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=11 initial_horizon=4224 selected_horizon=4224 endpoint_lower_bound=3640 lower_bound_gap=584 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:04.518854Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=28
2026-09-10T11:59:04.536939Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=11 tile=362 row_words=294 horizon=4224
2026-09-10T11:59:04.541611Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=28 transfers=51915 maximum_identical_destinations=1
2026-09-10T11:59:04.541640Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=28 initial_horizon=549 selected_horizon=549 endpoint_lower_bound=336 lower_bound_gap=213 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:04.579419Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=28 tile=1062 row_words=172 horizon=549
2026-09-10T11:59:04.594339Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=27
2026-09-10T11:59:04.642407Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=27 transfers=112284 maximum_identical_destinations=1
2026-09-10T11:59:04.642431Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=27 initial_horizon=9784 selected_horizon=9784 endpoint_lower_bound=9072 lower_bound_gap=712 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:04.719034Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=27 tile=706 row_words=529 horizon=9784
2026-09-10T11:59:04.996422Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=30
2026-09-10T11:59:05.018246Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=30 transfers=6561 maximum_identical_destinations=1
2026-09-10T11:59:05.018271Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=30 initial_horizon=5626 selected_horizon=5626 endpoint_lower_bound=2624 lower_bound_gap=3002 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:05.033998Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=30 tile=196 row_words=331 horizon=5626
2026-09-10T11:59:05.329992Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=9
2026-09-10T11:59:05.413277Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=9 transfers=127498 maximum_identical_destinations=1
2026-09-10T11:59:05.413311Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=9 initial_horizon=4933 selected_horizon=4933 endpoint_lower_bound=1312 lower_bound_gap=3621 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:05.499942Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=9 tile=198 row_words=545 horizon=4933
2026-09-10T11:59:06.126222Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=10
2026-09-10T11:59:06.168710Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: reused exchange optimization after validating relocated rows phase=23
2026-09-10T11:59:06.180130Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=10 transfers=33612 maximum_identical_destinations=1
2026-09-10T11:59:06.180152Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=10 initial_horizon=13257 selected_horizon=13257 endpoint_lower_bound=12336 lower_bound_gap=921 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:06.233122Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=10 tile=67 row_words=729 horizon=13257
2026-09-10T11:59:06.247187Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: prepared large physical exchange phase phase=23 transfers=194057 maximum_identical_destinations=1
2026-09-10T11:59:06.247229Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: optimized physical exchange schedule phase=23 initial_horizon=1829 selected_horizon=1829 endpoint_lower_bound=1120 lower_bound_gap=709 selected_kind="reused" neighborhood_improvements=0
2026-09-10T11:59:06.402495Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: finished large physical exchange phase phase=23 tile=80 row_words=636 horizon=1829
2026-09-10T11:59:06.610392Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: evaluated exchange placement finalist offset=20480 baseline_score=74289713600 score=73581924800 baseline_cycles=436610 candidate_cycles=436243 row_bytes=25208 row_capacity=32704 accepted=true
2026-09-10T11:59:06.952630Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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=12815 success=true
2026-09-10T11:59:06.987023Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: costed final placed program final_cycles=1457947 final_exchange=498043
2026-09-10T11:59:07.828460Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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=206 success=true
2026-09-10T11:59:07.930750Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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=102 success=true
2026-09-10T11:59:08.567454Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}: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=596 success=true
2026-09-10T11:59:10.444192Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=12 mapped=false
2026-09-10T11:59:11.041053Z  INFO ipu_codegen.package.build{tile_count=1472 operations=25}:ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=445685 success=true
2026-09-10T11:59:11.518762Z  INFO writing application package tiles=1472
2026-09-10T11:59:11.841956Z  INFO application package written
2026-09-10T11:59:11.843310Z  INFO reading application package
2026-09-10T11:59:12.636192Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-10T11:59:12.637128Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-10T11:59:12.637146Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-10T11:59:12.637152Z  INFO opening IPU device path="/dev/ipu0"
2026-09-10T11:59:12.637182Z  INFO IPU device attached path=/dev/ipu0
2026-09-10T11:59:12.637187Z  INFO initializing IPU device
2026-09-10T11:59:12.645074Z  INFO IPU device initialized
2026-09-10T11:59:12.645082Z  INFO replaying device configuration register_writes=2003
2026-09-10T11:59:12.668599Z  INFO loading application tile_count=1472 final_mark=23
2026-09-10T11:59:12.867647Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-10T11:59:35.409630Z  INFO starting host exchange session startup_mark=23
2026-09-10T11:59:35.409671Z  INFO attaching host exchange pages pages=2
2026-09-10T11:59:35.410834Z  INFO host exchange session started
2026-09-10T11:59:35.411167Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=120
2026-09-10T11:59:35.456867Z  INFO invoking streaming host exchange call call="run" command=0 phases=11
profile=artifacts/vit-repeat-sweep-20260910/layers-3/profile.ipuprof tiles=1472 samples=200125
referenceMaximumAbsoluteError=0.104492 numericalTest=PASS
package=artifacts/vit-repeat-sweep-20260910/layers-3/model.ipuexe tiles=1472 hardwareTest=PASS