2026-09-07T12:33:53.310401Z  INFO retained operator-plan finalist finalist=0 values=11 operations=7 estimated_cycles=264872 estimated_exchange_cycles=124960 exchange_row_bytes=26020 peak_standard_bytes=333220 peak_interleaved_bytes=52480 peak_total_bytes=378276 maximum_standard_allocation_bytes=98304 active_tile_counts={192, 460, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:33:53.330550Z  INFO retained operator-plan finalist finalist=1 values=13 operations=9 estimated_cycles=361295 estimated_exchange_cycles=109840 exchange_row_bytes=22880 peak_standard_bytes=268640 peak_interleaved_bytes=180224 peak_total_bytes=448864 maximum_standard_allocation_bytes=98304 active_tile_counts={192, 460, 1380, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(1)), Some(OperationId(2))]
2026-09-07T12:33:53.350969Z  INFO retained operator-plan finalist finalist=2 values=11 operations=7 estimated_cycles=385657 estimated_exchange_cycles=126240 exchange_row_bytes=26308 peak_standard_bytes=164804 peak_interleaved_bytes=52864 peak_total_bytes=201476 maximum_standard_allocation_bytes=98304 active_tile_counts={192, 480, 1472} padding_group_counts={16} conversion_sources=[]
2026-09-07T12:33:53.354470Z  INFO retained operator-plan finalist finalist=3 values=12 operations=8 estimated_cycles=399088 estimated_exchange_cycles=121280 exchange_row_bytes=25716 peak_standard_bytes=107636 peak_interleaved_bytes=327680 peak_total_bytes=435316 maximum_standard_allocation_bytes=49152 active_tile_counts={192, 480, 1440, 1472} padding_group_counts={16} conversion_sources=[Some(OperationId(2))]
2026-09-07T12:33:56.297949Z  INFO retained operator-plan finalist finalist=0 values=11 operations=7 estimated_cycles=264872 estimated_exchange_cycles=124960 exchange_row_bytes=26020 peak_standard_bytes=333220 peak_interleaved_bytes=52480 peak_total_bytes=378276 maximum_standard_allocation_bytes=98304 active_tile_counts={192, 460, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:33:56.318050Z  INFO retained operator-plan finalist finalist=1 values=11 operations=7 estimated_cycles=264872 estimated_exchange_cycles=124960 exchange_row_bytes=26020 peak_standard_bytes=320932 peak_interleaved_bytes=61056 peak_total_bytes=378276 maximum_standard_allocation_bytes=98304 active_tile_counts={192, 460, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:33:56.338005Z  INFO retained operator-plan finalist finalist=2 values=11 operations=7 estimated_cycles=269894 estimated_exchange_cycles=132160 exchange_row_bytes=27640 peak_standard_bytes=331768 peak_interleaved_bytes=51200 peak_total_bytes=373752 maximum_standard_allocation_bytes=98304 active_tile_counts={192, 368, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:33:56.359305Z  INFO retained operator-plan finalist finalist=3 values=11 operations=7 estimated_cycles=370746 estimated_exchange_cycles=206720 exchange_row_bytes=44416 peak_standard_bytes=219520 peak_interleaved_bytes=60416 peak_total_bytes=260480 maximum_standard_allocation_bytes=65536 active_tile_counts={192, 207, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:33:59.591622Z  INFO retained operator-plan finalist finalist=0 values=11 operations=7 estimated_cycles=489046 estimated_exchange_cycles=217320 exchange_row_bytes=47456 peak_standard_bytes=354656 peak_interleaved_bytes=52480 peak_total_bytes=399712 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 460, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:33:59.611729Z  INFO retained operator-plan finalist finalist=1 values=13 operations=9 estimated_cycles=585469 estimated_exchange_cycles=202200 exchange_row_bytes=44316 peak_standard_bytes=290076 peak_interleaved_bytes=180224 peak_total_bytes=470300 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 460, 1380, 1472} padding_group_counts={} conversion_sources=[Some(OperationId(1)), Some(OperationId(2))]
2026-09-07T12:33:59.632163Z  INFO retained operator-plan finalist finalist=2 values=11 operations=7 estimated_cycles=609831 estimated_exchange_cycles=218600 exchange_row_bytes=47744 peak_standard_bytes=213632 peak_interleaved_bytes=52864 peak_total_bytes=244352 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 480, 1472} padding_group_counts={16} conversion_sources=[]
2026-09-07T12:33:59.635684Z  INFO retained operator-plan finalist finalist=3 values=13 operations=9 estimated_cycles=739759 estimated_exchange_cycles=329400 exchange_row_bytes=72412 peak_standard_bytes=287452 peak_interleaved_bytes=50560 peak_total_bytes=324124 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 360, 480, 1440, 1472} padding_group_counts={16} conversion_sources=[Some(OperationId(1)), Some(OperationId(2))]
2026-09-07T12:34:02.168375Z  INFO retained operator-plan finalist finalist=0 values=11 operations=7 estimated_cycles=489046 estimated_exchange_cycles=217320 exchange_row_bytes=47456 peak_standard_bytes=354656 peak_interleaved_bytes=52480 peak_total_bytes=399712 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 460, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:34:02.188437Z  INFO retained operator-plan finalist finalist=1 values=11 operations=7 estimated_cycles=489046 estimated_exchange_cycles=217320 exchange_row_bytes=47456 peak_standard_bytes=342368 peak_interleaved_bytes=61056 peak_total_bytes=399712 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 460, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:34:02.208425Z  INFO retained operator-plan finalist finalist=2 values=11 operations=7 estimated_cycles=494068 estimated_exchange_cycles=224520 exchange_row_bytes=49076 peak_standard_bytes=353204 peak_interleaved_bytes=51200 peak_total_bytes=395188 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 368, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:34:02.229742Z  INFO retained operator-plan finalist finalist=3 values=11 operations=7 estimated_cycles=594920 estimated_exchange_cycles=299080 exchange_row_bytes=65852 peak_standard_bytes=240956 peak_interleaved_bytes=60416 peak_total_bytes=281916 maximum_standard_allocation_bytes=122880 active_tile_counts={192, 207, 1472} padding_group_counts={} conversion_sources=[]
2026-09-07T12:34:02.321395Z  INFO ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=12715 success=true
2026-09-07T12:34:04.302610Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=50880 candidate_cycles=47424 baseline_pressure=34117 candidate_pressure=30661
2026-09-07T12:34:04.312269Z  INFO modelled expanded operator plan finalist=8 modelled_cycles=216469 estimated_cycles=352453 estimated_exchange_cycles=190608
2026-09-07T12:34:04.328907Z  INFO screened tile mappings by exchange resource load candidates=126 baseline_cycles=47488 candidate_cycles=45328 baseline_pressure=33348 candidate_pressure=32302
2026-09-07T12:34:04.336474Z  INFO modelled expanded operator plan finalist=1 modelled_cycles=218853 estimated_cycles=369829 estimated_exchange_cycles=203504
2026-09-07T12:34:04.543505Z  INFO screened tile mappings by exchange resource load candidates=126 baseline_cycles=47488 candidate_cycles=45328 baseline_pressure=33200 candidate_pressure=32154
2026-09-07T12:34:04.552085Z  INFO modelled expanded operator plan finalist=0 modelled_cycles=213205 estimated_cycles=364181 estimated_exchange_cycles=203504
2026-09-07T12:34:04.654383Z  INFO screened tile mappings by exchange resource load candidates=130 baseline_cycles=53056 candidate_cycles=50896 baseline_pressure=29225 candidate_pressure=28179
2026-09-07T12:34:04.655501Z  INFO screened tile mappings by exchange resource load candidates=126 baseline_cycles=47488 candidate_cycles=45328 baseline_pressure=33200 candidate_pressure=32154
2026-09-07T12:34:04.663838Z  INFO modelled expanded operator plan finalist=6 modelled_cycles=205573 estimated_cycles=356549 estimated_exchange_cycles=203504
2026-09-07T12:34:04.671275Z  INFO modelled expanded operator plan finalist=3 modelled_cycles=334174 estimated_cycles=508366 estimated_exchange_cycles=231088
2026-09-07T12:34:04.756633Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=50880 candidate_cycles=47424 baseline_pressure=34258 candidate_pressure=30802
2026-09-07T12:34:04.766509Z  INFO modelled expanded operator plan finalist=9 modelled_cycles=223727 estimated_cycles=364191 estimated_exchange_cycles=195088
2026-09-07T12:34:04.882697Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=82496 candidate_cycles=80336 baseline_pressure=52010 candidate_pressure=50964
2026-09-07T12:34:04.892774Z  INFO modelled expanded operator plan finalist=10 modelled_cycles=288371 estimated_cycles=494099 estimated_exchange_cycles=293264
2026-09-07T12:34:05.066410Z  INFO screened tile mappings by exchange resource load candidates=126 baseline_cycles=47488 candidate_cycles=45328 baseline_pressure=33348 candidate_pressure=32302
2026-09-07T12:34:05.075854Z  INFO modelled expanded operator plan finalist=7 modelled_cycles=211221 estimated_cycles=362197 estimated_exchange_cycles=203504
2026-09-07T12:34:05.150657Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=82496 candidate_cycles=80336 baseline_pressure=52259 candidate_pressure=51213
2026-09-07T12:34:05.160507Z  INFO modelled expanded operator plan finalist=11 modelled_cycles=303849 estimated_cycles=517257 estimated_exchange_cycles=300944
2026-09-07T12:34:05.413165Z  INFO screened tile mappings by exchange resource load candidates=130 baseline_cycles=53056 candidate_cycles=50896 baseline_pressure=29077 candidate_pressure=28031
2026-09-07T12:34:05.433921Z  INFO modelled expanded operator plan finalist=2 modelled_cycles=333822 estimated_cycles=508014 estimated_exchange_cycles=231088
2026-09-07T12:34:05.854446Z  INFO screened tile mappings by exchange resource load candidates=160 baseline_cycles=47624 candidate_cycles=45464 baseline_pressure=33413 candidate_pressure=32367
2026-09-07T12:34:05.872839Z  INFO modelled expanded operator plan finalist=4 modelled_cycles=666799 estimated_cycles=1276855 estimated_exchange_cycles=662720
2026-09-07T12:34:06.050680Z  INFO screened tile mappings by exchange resource load candidates=148 baseline_cycles=45984 candidate_cycles=44376 baseline_pressure=30133 candidate_pressure=29087
2026-09-07T12:34:06.074998Z  INFO modelled expanded operator plan finalist=5 modelled_cycles=348821 estimated_cycles=498773 estimated_exchange_cycles=199128
2026-09-07T12:34:08.903580Z  INFO screened tile mappings by exchange resource load candidates=93 baseline_cycles=92128 candidate_cycles=92128 baseline_pressure=73987 candidate_pressure=73987
2026-09-07T12:34:08.919423Z  INFO modelled expanded operator plan finalist=15 modelled_cycles=475554 estimated_cycles=573474 estimated_exchange_cycles=194248
2026-09-07T12:34:10.946528Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=88864 candidate_cycles=85408 baseline_pressure=79358 candidate_pressure=75902
2026-09-07T12:34:10.962061Z  INFO modelled expanded operator plan finalist=21 modelled_cycles=361894 estimated_cycles=437974 estimated_exchange_cycles=166888
2026-09-07T12:34:11.205584Z  INFO screened tile mappings by exchange resource load candidates=89 baseline_cycles=85696 candidate_cycles=85696 baseline_pressure=77334 candidate_pressure=77334
2026-09-07T12:34:11.213827Z  INFO modelled expanded operator plan finalist=18 modelled_cycles=334374 estimated_cycles=389462 estimated_exchange_cycles=146184
2026-09-07T12:34:11.292674Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=88864 candidate_cycles=85408 baseline_pressure=78220 candidate_pressure=74764
2026-09-07T12:34:11.302647Z  INFO modelled expanded operator plan finalist=20 modelled_cycles=340366 estimated_cycles=401726 estimated_exchange_cycles=152168
2026-09-07T12:34:11.690182Z  INFO screened tile mappings by exchange resource load candidates=89 baseline_cycles=85696 candidate_cycles=85696 baseline_pressure=77334 candidate_pressure=77334
2026-09-07T12:34:11.707364Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=119584 candidate_cycles=119584 baseline_pressure=95902 candidate_pressure=95902
2026-09-07T12:34:11.709195Z  INFO modelled expanded operator plan finalist=12 modelled_cycles=342006 estimated_cycles=397094 estimated_exchange_cycles=146184
2026-09-07T12:34:11.718715Z  INFO modelled expanded operator plan finalist=22 modelled_cycles=407441 estimated_cycles=518081 estimated_exchange_cycles=235624
2026-09-07T12:34:13.333982Z  INFO screened tile mappings by exchange resource load candidates=89 baseline_cycles=85696 candidate_cycles=85696 baseline_pressure=78276 candidate_pressure=78276
2026-09-07T12:34:13.341384Z  INFO modelled expanded operator plan finalist=19 modelled_cycles=351772 estimated_cycles=427340 estimated_exchange_cycles=166664
2026-09-07T12:34:13.752490Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=119584 candidate_cycles=119584 baseline_pressure=98021 candidate_pressure=98021
2026-09-07T12:34:13.759523Z  INFO modelled expanded operator plan finalist=23 modelled_cycles=443280 estimated_cycles=592320 estimated_exchange_cycles=274024
2026-09-07T12:34:13.765599Z  INFO screened tile mappings by exchange resource load candidates=89 baseline_cycles=85696 candidate_cycles=85696 baseline_pressure=78276 candidate_pressure=78276
2026-09-07T12:34:13.772753Z  INFO modelled expanded operator plan finalist=13 modelled_cycles=359404 estimated_cycles=434972 estimated_exchange_cycles=166664
2026-09-07T12:34:14.472427Z  INFO screened tile mappings by exchange resource load candidates=93 baseline_cycles=92128 candidate_cycles=92128 baseline_pressure=73641 candidate_pressure=73641
2026-09-07T12:34:14.490806Z  INFO modelled expanded operator plan finalist=14 modelled_cycles=469906 estimated_cycles=562706 estimated_exchange_cycles=189128
2026-09-07T12:34:14.700912Z  INFO screened tile mappings by exchange resource load candidates=123 baseline_cycles=86072 candidate_cycles=86072 baseline_pressure=78334 candidate_pressure=78334
2026-09-07T12:34:14.708891Z  INFO modelled expanded operator plan finalist=16 modelled_cycles=771646 estimated_cycles=1276134 estimated_exchange_cycles=595960
2026-09-07T12:34:16.546575Z  INFO screened tile mappings by exchange resource load candidates=171 baseline_cycles=134296 candidate_cycles=134296 baseline_pressure=110893 candidate_pressure=110893
2026-09-07T12:34:16.555976Z  INFO modelled expanded operator plan finalist=17 modelled_cycles=673326 estimated_cycles=1059318 estimated_exchange_cycles=525688
2026-09-07T12:34:16.746610Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:34:16.746673Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=1 initial_horizon=2913 selected_horizon=2913 endpoint_lower_bound=2784 lower_bound_gap=129 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:16.747594Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=367 row_words=11 horizon=2913
2026-09-07T12:34:16.749462Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:34:16.749511Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=3 initial_horizon=2890 selected_horizon=2890 endpoint_lower_bound=2784 lower_bound_gap=106 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:16.750106Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:34:16.750156Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=1 initial_horizon=2890 selected_horizon=2890 endpoint_lower_bound=2784 lower_bound_gap=106 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:16.750627Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=441 row_words=13 horizon=2890
2026-09-07T12:34:16.751295Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=441 row_words=13 horizon=2890
2026-09-07T12:34:16.757692Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=5 transfers=1288 maximum_identical_destinations=1
2026-09-07T12:34:16.757742Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=5 initial_horizon=2887 selected_horizon=2887 endpoint_lower_bound=2784 lower_bound_gap=103 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:16.758784Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=5 tile=1005 row_words=13 horizon=2887
2026-09-07T12:34:17.866003Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=18209 maximum_identical_destinations=1
2026-09-07T12:34:17.866068Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=6 initial_horizon=1674 selected_horizon=1674 endpoint_lower_bound=928 lower_bound_gap=746 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:17.866805Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=18209 maximum_identical_destinations=1
2026-09-07T12:34:17.866868Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=6 initial_horizon=1702 selected_horizon=1702 endpoint_lower_bound=928 lower_bound_gap=774 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:17.876461Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=457 row_words=121 horizon=1674
2026-09-07T12:34:17.877136Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=380 row_words=125 horizon=1702
2026-09-07T12:34:21.111045Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=8 transfers=14720 maximum_identical_destinations=1
2026-09-07T12:34:21.111121Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=8 initial_horizon=3491 selected_horizon=3491 endpoint_lower_bound=2880 lower_bound_gap=611 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:21.144135Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=8 tile=551 row_words=354 horizon=3491
2026-09-07T12:34:21.351194Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=8 transfers=14720 maximum_identical_destinations=1
2026-09-07T12:34:21.351282Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=8 initial_horizon=6005 selected_horizon=6005 endpoint_lower_bound=2880 lower_bound_gap=3125 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:21.384489Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=8 tile=300 row_words=359 horizon=6005
2026-09-07T12:34:24.010410Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=11 transfers=61520 maximum_identical_destinations=1
2026-09-07T12:34:24.010484Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=11 initial_horizon=7033 selected_horizon=7033 endpoint_lower_bound=3640 lower_bound_gap=3393 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:24.059136Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=11 tile=810 row_words=275 horizon=7033
2026-09-07T12:34:24.100075Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=11 transfers=61520 maximum_identical_destinations=1
2026-09-07T12:34:24.100135Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=11 initial_horizon=7133 selected_horizon=7133 endpoint_lower_bound=3640 lower_bound_gap=3493 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:24.150692Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=11 tile=352 row_words=277 horizon=7133
2026-09-07T12:34:24.220433Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=5 transfers=1288 maximum_identical_destinations=1
2026-09-07T12:34:24.220473Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=5 initial_horizon=2887 selected_horizon=2887 endpoint_lower_bound=2784 lower_bound_gap=103 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:24.221446Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=5 tile=919 row_words=11 horizon=2887
2026-09-07T12:34:24.227578Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:34:24.227631Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=3 initial_horizon=2913 selected_horizon=2913 endpoint_lower_bound=2784 lower_bound_gap=129 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:24.228502Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=367 row_words=11 horizon=2913
2026-09-07T12:34:24.590125Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=9 transfers=66880 maximum_identical_destinations=1
2026-09-07T12:34:24.590194Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=9 initial_horizon=5873 selected_horizon=5873 endpoint_lower_bound=3640 lower_bound_gap=2233 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:24.636756Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=9 tile=380 row_words=305 horizon=5873
2026-09-07T12:34:26.153010Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=10 transfers=75104 maximum_identical_destinations=1
2026-09-07T12:34:26.153070Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=10 initial_horizon=12075 selected_horizon=12075 endpoint_lower_bound=8832 lower_bound_gap=3243 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:26.187472Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=10 tile=355 row_words=391 horizon=12075
2026-09-07T12:34:35.609539Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=10 candidates=448 ordinary_horizon=12237 paired_horizon=10368 use_paired=true
2026-09-07T12:34:35.745155Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=10 transfers=75104 maximum_identical_destinations=1
2026-09-07T12:34:35.745226Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=10 initial_horizon=10368 selected_horizon=10368 endpoint_lower_bound=6672 lower_bound_gap=3696 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:35.801800Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=10 tile=749 row_words=383 horizon=10368
2026-09-07T12:34:42.332175Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=84522 maximum_identical_destinations=1
2026-09-07T12:34:42.332241Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=7 initial_horizon=13936 selected_horizon=13936 endpoint_lower_bound=9712 lower_bound_gap=4224 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:42.405277Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=416 row_words=1116 horizon=13936
2026-09-07T12:34:42.447738Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=6 mapped=true analytical_cycles=356549 analytical_exchange_cycles=203504 scheduled_exchange_cycles=70425 refined_cycles=223470
2026-09-07T12:34:46.166574Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=9 transfers=66880 maximum_identical_destinations=1
2026-09-07T12:34:46.166607Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=9 initial_horizon=5497 selected_horizon=5497 endpoint_lower_bound=3640 lower_bound_gap=1857 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:34:46.195666Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=9 tile=362 row_words=321 horizon=5497
2026-09-07T12:35:06.582987Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=84522 maximum_identical_destinations=1
2026-09-07T12:35:06.583033Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: optimized physical exchange schedule phase=7 initial_horizon=12715 selected_horizon=12715 endpoint_lower_bound=9712 lower_bound_gap=3003 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-07T12:35:06.690493Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=52 row_words=1099 horizon=12715
2026-09-07T12:35:06.768289Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=6 mapped=false analytical_cycles=356549 analytical_exchange_cycles=203504 scheduled_exchange_cycles=68240 refined_cycles=221285
2026-09-07T12:35:07.994698Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=6 mapped=false
2026-09-07T12:35:07.994739Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=65673 success=true
2026-09-07T12:35:07.994754Z  INFO lowered graph for package construction logical_shards=49708 exchange_phases=12
2026-09-07T12:35:07.995009Z  INFO ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-07T12:35:07.997768Z  INFO ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=2 success=true
2026-09-07T12:35:07.999169Z  INFO ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=1 success=true
2026-09-07T12:35:08.000340Z  INFO ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-07T12:35:09.291460Z  INFO ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=13 success=true
2026-09-07T12:35:09.291526Z  INFO allocated package support memory linked_end=325612 profile_bytes=0 exchange_table_bytes=8712 host_code_bytes=4540 generated_code_bytes=2780 code_address=397824 standard_ranges=[(409600, 524288)]
2026-09-07T12:35:09.356004Z  INFO ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=64 success=true
2026-09-07T12:35:09.359902Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-07T12:35:09.364000Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-07T12:35:11.427679Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-07T12:35:11.459669Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=11 transfers=61520 maximum_identical_destinations=1
2026-09-07T12:35:11.459692Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=11 initial_horizon=7133 selected_horizon=7133 endpoint_lower_bound=3640 lower_bound_gap=3493 selected_kind="reused" neighborhood_improvements=0
2026-09-07T12:35:11.501674Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=11 tile=352 row_words=277 horizon=7133
2026-09-07T12:35:11.527391Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-07T12:35:11.534989Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5
2026-09-07T12:35:11.535570Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=5 transfers=1288 maximum_identical_destinations=1
2026-09-07T12:35:11.535584Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=5 initial_horizon=2887 selected_horizon=2887 endpoint_lower_bound=2784 lower_bound_gap=103 selected_kind="reused" neighborhood_improvements=0
2026-09-07T12:35:11.536303Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=5 tile=919 row_words=11 horizon=2887
2026-09-07T12:35:11.664670Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=9
2026-09-07T12:35:11.716619Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=9 transfers=66880 maximum_identical_destinations=1
2026-09-07T12:35:11.716642Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=9 initial_horizon=5497 selected_horizon=5497 endpoint_lower_bound=3640 lower_bound_gap=1857 selected_kind="reused" neighborhood_improvements=0
2026-09-07T12:35:11.739894Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=8
2026-09-07T12:35:11.760729Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=9 tile=362 row_words=321 horizon=5497
2026-09-07T12:35:11.771000Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=8 transfers=14720 maximum_identical_destinations=1
2026-09-07T12:35:11.771031Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=8 initial_horizon=3491 selected_horizon=3491 endpoint_lower_bound=2880 lower_bound_gap=611 selected_kind="reused" neighborhood_improvements=0
2026-09-07T12:35:11.800918Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=8 tile=551 row_words=354 horizon=3491
2026-09-07T12:35:11.829750Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-07T12:35:11.830303Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:35:11.830315Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=2913 selected_horizon=2913 endpoint_lower_bound=2784 lower_bound_gap=129 selected_kind="reused" neighborhood_improvements=0
2026-09-07T12:35:11.831023Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=367 row_words=11 horizon=2913
2026-09-07T12:35:11.994086Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-07T12:35:12.001678Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=6 transfers=18209 maximum_identical_destinations=1
2026-09-07T12:35:12.001696Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=6 initial_horizon=1702 selected_horizon=1702 endpoint_lower_bound=928 lower_bound_gap=774 selected_kind="reused" neighborhood_improvements=0
2026-09-07T12:35:12.011060Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=6 tile=380 row_words=125 horizon=1702
2026-09-07T12:35:12.634386Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10
2026-09-07T12:35:12.681759Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=75104 maximum_identical_destinations=1
2026-09-07T12:35:12.681787Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=12075 selected_horizon=12075 endpoint_lower_bound=8832 lower_bound_gap=3243 selected_kind="reused" neighborhood_improvements=0
2026-09-07T12:35:12.729274Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=355 row_words=391 horizon=12075
2026-09-07T12:35:12.764976Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-07T12:35:12.765576Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=3 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:35:12.765588Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=3 initial_horizon=2913 selected_horizon=2913 endpoint_lower_bound=2784 lower_bound_gap=129 selected_kind="reused" neighborhood_improvements=0
2026-09-07T12:35:12.766404Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=367 row_words=11 horizon=2913
2026-09-07T12:35:20.167187Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-07T12:35:20.251536Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=7 transfers=84522 maximum_identical_destinations=1
2026-09-07T12:35:20.251573Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=7 initial_horizon=12715 selected_horizon=12715 endpoint_lower_bound=9712 lower_bound_gap=3003 selected_kind="reused" neighborhood_improvements=0
2026-09-07T12:35:20.354134Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=7 tile=52 row_words=1099 horizon=12715
2026-09-07T12:35:20.415335Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=11059 success=true
2026-09-07T12:35:21.512821Z  INFO ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=1097 success=true
2026-09-07T12:35:21.518644Z  INFO costed final placed program final_cycles=221285 final_exchange=68240
2026-09-07T12:35:22.171936Z  INFO ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=20 success=true
2026-09-07T12:35:22.196760Z  INFO ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=24 success=true
2026-09-07T12:35:22.428873Z  INFO ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=222 success=true
2026-09-07T12:35:22.537966Z  INFO writing application package tiles=1472
2026-09-07T12:35:22.595416Z  INFO application package written
2026-09-07T12:35:22.596908Z  INFO reading application package
2026-09-07T12:35:22.688996Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-07T12:35:22.692130Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T12:35:22.692146Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T12:35:22.692151Z  INFO opening IPU device path="/dev/ipu0"
2026-09-07T12:35:22.692183Z  INFO IPU device attached path=/dev/ipu0
2026-09-07T12:35:22.692187Z  INFO initializing IPU device
2026-09-07T12:35:22.700497Z  INFO IPU device initialized
2026-09-07T12:35:22.700528Z  INFO replaying device configuration register_writes=2003
2026-09-07T12:35:22.715884Z  INFO loading application tile_count=1472 final_mark=23
2026-09-07T12:35:22.938064Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-07T12:35:33.161814Z  INFO starting host exchange session startup_mark=23
2026-09-07T12:35:33.161865Z  INFO attaching host exchange pages pages=2
2026-09-07T12:35:33.162534Z  INFO host exchange session started
2026-09-07T12:35:33.164064Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=132
2026-09-07T12:35:33.251171Z  INFO invoking streaming host exchange call call="run" command=0 phases=7
checkpoint=0 operation=0 tensors=1 samples=256 maximumAbsoluteError=0.000732
checkpoint=1 operation=1 tensors=1 samples=256 maximumAbsoluteError=0.000732
checkpoint=2 operation=2 tensors=1 samples=256 maximumAbsoluteError=0.000549
checkpoint=3 operation=3 tensors=1 samples=256 maximumAbsoluteError=0.001221
checkpoint=4 operation=6 tensors=1 samples=256 maximumAbsoluteError=0.000040
diagnosticCheckpoints=5 sampleLimit=256 numericalTest=PASS
package=artifacts/softmax-upgrade/diagnostic/model.ipuexe tiles=1472 hardwareTest=PASS