2026-09-07T12:37:10.183625Z  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=[]
2026-09-07T12:37:10.203790Z  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))]
2026-09-07T12:37:10.227034Z  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=[]
2026-09-07T12:37:10.231443Z  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))]
2026-09-07T12:37:13.165615Z  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=[]
2026-09-07T12:37:13.185735Z  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=[]
2026-09-07T12:37:13.205757Z  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=[]
2026-09-07T12:37:13.227063Z  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=[]
2026-09-07T12:37:16.537301Z  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=[]
2026-09-07T12:37:16.557423Z  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))]
2026-09-07T12:37:16.577865Z  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=[]
2026-09-07T12:37:16.581383Z  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))]
2026-09-07T12:37:19.182438Z  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=[]
2026-09-07T12:37:19.202561Z  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=[]
2026-09-07T12:37:19.222556Z  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=[]
2026-09-07T12:37:19.243859Z  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=[]
2026-09-07T12:37:19.337187Z  INFO ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=12728 success=true
2026-09-07T12:37:21.871744Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=50880 candidate_cycles=47424 baseline_pressure=34258 candidate_pressure=30802
2026-09-07T12:37:21.881575Z  INFO modelled expanded operator plan finalist=9 modelled_cycles=223727 estimated_cycles=364191 estimated_exchange_cycles=195088
2026-09-07T12:37:21.913063Z  INFO screened tile mappings by exchange resource load candidates=126 baseline_cycles=47488 candidate_cycles=45328 baseline_pressure=33200 candidate_pressure=32154
2026-09-07T12:37:21.921120Z  INFO modelled expanded operator plan finalist=0 modelled_cycles=213205 estimated_cycles=364181 estimated_exchange_cycles=203504
2026-09-07T12:37:22.043331Z  INFO screened tile mappings by exchange resource load candidates=126 baseline_cycles=47488 candidate_cycles=45328 baseline_pressure=33200 candidate_pressure=32154
2026-09-07T12:37:22.052620Z  INFO modelled expanded operator plan finalist=6 modelled_cycles=205573 estimated_cycles=356549 estimated_exchange_cycles=203504
2026-09-07T12:37:22.914059Z  INFO screened tile mappings by exchange resource load candidates=126 baseline_cycles=47488 candidate_cycles=45328 baseline_pressure=33348 candidate_pressure=32302
2026-09-07T12:37:22.925271Z  INFO modelled expanded operator plan finalist=7 modelled_cycles=211221 estimated_cycles=362197 estimated_exchange_cycles=203504
2026-09-07T12:37:23.130091Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=50880 candidate_cycles=47424 baseline_pressure=34117 candidate_pressure=30661
2026-09-07T12:37:23.140546Z  INFO modelled expanded operator plan finalist=8 modelled_cycles=216469 estimated_cycles=352453 estimated_exchange_cycles=190608
2026-09-07T12:37:23.390138Z  INFO screened tile mappings by exchange resource load candidates=130 baseline_cycles=53056 candidate_cycles=50896 baseline_pressure=29225 candidate_pressure=28179
2026-09-07T12:37:23.430684Z  INFO modelled expanded operator plan finalist=3 modelled_cycles=334174 estimated_cycles=508366 estimated_exchange_cycles=231088
2026-09-07T12:37:24.479471Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=82496 candidate_cycles=80336 baseline_pressure=52010 candidate_pressure=50964
2026-09-07T12:37:24.488404Z  INFO modelled expanded operator plan finalist=10 modelled_cycles=288371 estimated_cycles=494099 estimated_exchange_cycles=293264
2026-09-07T12:37:24.647703Z  INFO screened tile mappings by exchange resource load candidates=126 baseline_cycles=47488 candidate_cycles=45328 baseline_pressure=33348 candidate_pressure=32302
2026-09-07T12:37:24.656299Z  INFO modelled expanded operator plan finalist=1 modelled_cycles=218853 estimated_cycles=369829 estimated_exchange_cycles=203504
2026-09-07T12:37:24.698043Z  INFO screened tile mappings by exchange resource load candidates=160 baseline_cycles=47624 candidate_cycles=45464 baseline_pressure=33413 candidate_pressure=32367
2026-09-07T12:37:24.707416Z  INFO modelled expanded operator plan finalist=4 modelled_cycles=666799 estimated_cycles=1276855 estimated_exchange_cycles=662720
2026-09-07T12:37:24.929816Z  INFO screened tile mappings by exchange resource load candidates=148 baseline_cycles=45984 candidate_cycles=44376 baseline_pressure=30133 candidate_pressure=29087
2026-09-07T12:37:24.956329Z  INFO modelled expanded operator plan finalist=5 modelled_cycles=348821 estimated_cycles=498773 estimated_exchange_cycles=199128
2026-09-07T12:37:25.879793Z  INFO screened tile mappings by exchange resource load candidates=102 baseline_cycles=82496 candidate_cycles=80336 baseline_pressure=52259 candidate_pressure=51213
2026-09-07T12:37:25.887530Z  INFO modelled expanded operator plan finalist=11 modelled_cycles=303849 estimated_cycles=517257 estimated_exchange_cycles=300944
2026-09-07T12:37:27.685662Z  INFO screened tile mappings by exchange resource load candidates=130 baseline_cycles=53056 candidate_cycles=50896 baseline_pressure=29077 candidate_pressure=28031
2026-09-07T12:37:27.705543Z  INFO modelled expanded operator plan finalist=2 modelled_cycles=333822 estimated_cycles=508014 estimated_exchange_cycles=231088
2026-09-07T12:37:28.624189Z  INFO screened tile mappings by exchange resource load candidates=89 baseline_cycles=85696 candidate_cycles=85696 baseline_pressure=77334 candidate_pressure=77334
2026-09-07T12:37:28.634155Z  INFO modelled expanded operator plan finalist=18 modelled_cycles=334374 estimated_cycles=389462 estimated_exchange_cycles=146184
2026-09-07T12:37:29.566121Z  INFO screened tile mappings by exchange resource load candidates=123 baseline_cycles=86072 candidate_cycles=86072 baseline_pressure=78334 candidate_pressure=78334
2026-09-07T12:37:29.576529Z  INFO modelled expanded operator plan finalist=16 modelled_cycles=771646 estimated_cycles=1276134 estimated_exchange_cycles=595960
2026-09-07T12:37:29.693483Z  INFO screened tile mappings by exchange resource load candidates=89 baseline_cycles=85696 candidate_cycles=85696 baseline_pressure=77334 candidate_pressure=77334
2026-09-07T12:37:29.700657Z  INFO modelled expanded operator plan finalist=12 modelled_cycles=342006 estimated_cycles=397094 estimated_exchange_cycles=146184
2026-09-07T12:37:29.926932Z  INFO screened tile mappings by exchange resource load candidates=93 baseline_cycles=92128 candidate_cycles=92128 baseline_pressure=73987 candidate_pressure=73987
2026-09-07T12:37:29.945716Z  INFO modelled expanded operator plan finalist=15 modelled_cycles=475554 estimated_cycles=573474 estimated_exchange_cycles=194248
2026-09-07T12:37:30.012955Z  INFO screened tile mappings by exchange resource load candidates=89 baseline_cycles=85696 candidate_cycles=85696 baseline_pressure=78276 candidate_pressure=78276
2026-09-07T12:37:30.020249Z  INFO modelled expanded operator plan finalist=19 modelled_cycles=351772 estimated_cycles=427340 estimated_exchange_cycles=166664
2026-09-07T12:37:30.438061Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=119584 candidate_cycles=119584 baseline_pressure=95902 candidate_pressure=95902
2026-09-07T12:37:30.444840Z  INFO modelled expanded operator plan finalist=22 modelled_cycles=407441 estimated_cycles=518081 estimated_exchange_cycles=235624
2026-09-07T12:37:30.535536Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=88864 candidate_cycles=85408 baseline_pressure=79358 candidate_pressure=75902
2026-09-07T12:37:30.542621Z  INFO modelled expanded operator plan finalist=21 modelled_cycles=361894 estimated_cycles=437974 estimated_exchange_cycles=166888
2026-09-07T12:37:30.746171Z  INFO screened tile mappings by exchange resource load candidates=171 baseline_cycles=134296 candidate_cycles=134296 baseline_pressure=110893 candidate_pressure=110893
2026-09-07T12:37:30.755557Z  INFO modelled expanded operator plan finalist=17 modelled_cycles=673326 estimated_cycles=1059318 estimated_exchange_cycles=525688
2026-09-07T12:37:30.758394Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=88864 candidate_cycles=85408 baseline_pressure=78220 candidate_pressure=74764
2026-09-07T12:37:30.765753Z  INFO modelled expanded operator plan finalist=20 modelled_cycles=340366 estimated_cycles=401726 estimated_exchange_cycles=152168
2026-09-07T12:37:31.986497Z  INFO screened tile mappings by exchange resource load candidates=89 baseline_cycles=85696 candidate_cycles=85696 baseline_pressure=78276 candidate_pressure=78276
2026-09-07T12:37:31.993631Z  INFO modelled expanded operator plan finalist=13 modelled_cycles=359404 estimated_cycles=434972 estimated_exchange_cycles=166664
2026-09-07T12:37:32.354184Z  INFO screened tile mappings by exchange resource load candidates=65 baseline_cycles=119584 candidate_cycles=119584 baseline_pressure=98021 candidate_pressure=98021
2026-09-07T12:37:32.361999Z  INFO modelled expanded operator plan finalist=23 modelled_cycles=443280 estimated_cycles=592320 estimated_exchange_cycles=274024
2026-09-07T12:37:32.472233Z  INFO screened tile mappings by exchange resource load candidates=93 baseline_cycles=92128 candidate_cycles=92128 baseline_pressure=73641 candidate_pressure=73641
2026-09-07T12:37:32.486313Z  INFO modelled expanded operator plan finalist=14 modelled_cycles=469906 estimated_cycles=562706 estimated_exchange_cycles=189128
2026-09-07T12:37:32.661031Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:37:32.661098Z  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
2026-09-07T12:37:32.661917Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=367 row_words=11 horizon=2913
2026-09-07T12:37:32.667539Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:37:32.667589Z  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
2026-09-07T12:37:32.668664Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=441 row_words=13 horizon=2890
2026-09-07T12:37:32.679008Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=1 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:37:32.679070Z  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
2026-09-07T12:37:32.680521Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=1 tile=367 row_words=11 horizon=2913
2026-09-07T12:37:32.682587Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=5 transfers=1288 maximum_identical_destinations=1
2026-09-07T12:37:32.682634Z  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
2026-09-07T12:37:32.683477Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=5 tile=919 row_words=11 horizon=2887
2026-09-07T12:37:32.683901Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=3 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:37:32.683947Z  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
2026-09-07T12:37:32.685021Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=3 tile=441 row_words=13 horizon=2890
2026-09-07T12:37:32.693970Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=5 transfers=1288 maximum_identical_destinations=1
2026-09-07T12:37:32.694000Z  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
2026-09-07T12:37:32.694952Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=5 tile=1005 row_words=13 horizon=2887
2026-09-07T12:37:33.760174Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=18209 maximum_identical_destinations=1
2026-09-07T12:37:33.760262Z  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
2026-09-07T12:37:33.770772Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=457 row_words=121 horizon=1674
2026-09-07T12:37:33.839534Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=6 transfers=18209 maximum_identical_destinations=1
2026-09-07T12:37:33.839594Z  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
2026-09-07T12:37:33.849772Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=6 tile=380 row_words=125 horizon=1702
2026-09-07T12:37:37.018006Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=8 transfers=14720 maximum_identical_destinations=1
2026-09-07T12:37:37.018078Z  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
2026-09-07T12:37:37.050784Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=8 tile=551 row_words=354 horizon=3491
2026-09-07T12:37:37.172715Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=8 transfers=14720 maximum_identical_destinations=1
2026-09-07T12:37:37.172789Z  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
2026-09-07T12:37:37.205724Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=8 tile=300 row_words=359 horizon=6005
2026-09-07T12:37:39.690957Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=11 transfers=61520 maximum_identical_destinations=1
2026-09-07T12:37:39.691033Z  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
2026-09-07T12:37:39.735326Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=11 tile=810 row_words=275 horizon=7033
2026-09-07T12:37:40.132637Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=9 transfers=66880 maximum_identical_destinations=1
2026-09-07T12:37:40.132702Z  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
2026-09-07T12:37:40.178665Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=9 tile=380 row_words=305 horizon=5873
2026-09-07T12:37:44.192088Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=11 transfers=61520 maximum_identical_destinations=1
2026-09-07T12:37:44.192171Z  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
2026-09-07T12:37:44.237300Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=11 tile=352 row_words=277 horizon=7133
2026-09-07T12:37:51.277228Z  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
2026-09-07T12:37:51.431067Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=10 transfers=75104 maximum_identical_destinations=1
2026-09-07T12:37:51.431119Z  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
2026-09-07T12:37:51.483094Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=10 tile=749 row_words=383 horizon=10368
2026-09-07T12:38:02.231847Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=84522 maximum_identical_destinations=1
2026-09-07T12:38:02.231889Z  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
2026-09-07T12:38:02.301786Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=416 row_words=1116 horizon=13936
2026-09-07T12:38:02.358475Z  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
2026-09-07T12:38:08.317091Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=9 transfers=66880 maximum_identical_destinations=1
2026-09-07T12:38:08.317130Z  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
2026-09-07T12:38:08.361963Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=9 tile=362 row_words=321 horizon=5497
2026-09-07T12:38:09.781281Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=10 transfers=75104 maximum_identical_destinations=1
2026-09-07T12:38:09.781322Z  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
2026-09-07T12:38:09.828983Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=10 tile=355 row_words=391 horizon=12075
2026-09-07T12:38:11.627605Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: prepared large physical exchange phase phase=7 transfers=84522 maximum_identical_destinations=1
2026-09-07T12:38:11.627641Z  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
2026-09-07T12:38:11.695322Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: finished large physical exchange phase phase=7 tile=52 row_words=1099 horizon=12715
2026-09-07T12:38:11.749440Z  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
2026-09-07T12:38:12.981429Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=6 mapped=false
2026-09-07T12:38:12.981467Z  INFO ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=53644 success=true
2026-09-07T12:38:12.981483Z  INFO lowered graph for package construction logical_shards=49708 exchange_phases=12
2026-09-07T12:38:12.981737Z  INFO ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-07T12:38:12.984483Z  INFO ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=2 success=true
2026-09-07T12:38:12.985901Z  INFO ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=1 success=true
2026-09-07T12:38:12.987040Z  INFO ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-07T12:38:14.244749Z  INFO ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=10 success=true
2026-09-07T12:38:14.244829Z  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)]
2026-09-07T12:38:14.306959Z  INFO ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=62 success=true
2026-09-07T12:38:14.339590Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-07T12:38:14.345497Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-07T12:38:14.345635Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-07T12:38:14.346300Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=3 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:38:14.346314Z  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
2026-09-07T12:38:14.346782Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=1334 maximum_identical_destinations=1
2026-09-07T12:38:14.346793Z  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
2026-09-07T12:38:14.347188Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=3 tile=367 row_words=11 horizon=2913
2026-09-07T12:38:14.347823Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=367 row_words=11 horizon=2913
2026-09-07T12:38:14.789789Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-07T12:38:14.801443Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=6 transfers=18209 maximum_identical_destinations=1
2026-09-07T12:38:14.801467Z  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
2026-09-07T12:38:14.811017Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=6 tile=380 row_words=125 horizon=1702
2026-09-07T12:38:16.366319Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-07T12:38:16.395835Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=11 transfers=61520 maximum_identical_destinations=1
2026-09-07T12:38:16.395861Z  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
2026-09-07T12:38:16.437968Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=11 tile=352 row_words=277 horizon=7133
2026-09-07T12:38:16.467632Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5
2026-09-07T12:38:16.468126Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=5 transfers=1288 maximum_identical_destinations=1
2026-09-07T12:38:16.468137Z  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
2026-09-07T12:38:16.468890Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=5 tile=919 row_words=11 horizon=2887
2026-09-07T12:38:16.472548Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-07T12:38:17.034447Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=8
2026-09-07T12:38:17.066098Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=8 transfers=14720 maximum_identical_destinations=1
2026-09-07T12:38:17.066136Z  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
2026-09-07T12:38:17.095621Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=8 tile=551 row_words=354 horizon=3491
2026-09-07T12:38:17.585800Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10
2026-09-07T12:38:17.632802Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=75104 maximum_identical_destinations=1
2026-09-07T12:38:17.632828Z  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
2026-09-07T12:38:17.680440Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=355 row_words=391 horizon=12075
2026-09-07T12:38:18.735119Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=9
2026-09-07T12:38:18.776244Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=9 transfers=66880 maximum_identical_destinations=1
2026-09-07T12:38:18.776281Z  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
2026-09-07T12:38:18.819564Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=9 tile=362 row_words=321 horizon=5497
2026-09-07T12:38:18.846482Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-07T12:38:29.759739Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-07T12:38:29.821749Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=7 transfers=84522 maximum_identical_destinations=1
2026-09-07T12:38:29.821771Z  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
2026-09-07T12:38:29.885798Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=7 tile=52 row_words=1099 horizon=12715
2026-09-07T12:38:29.920548Z  INFO ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=15613 success=true
2026-09-07T12:38:31.098778Z  INFO ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=1178 success=true
2026-09-07T12:38:31.104190Z  INFO costed final placed program final_cycles=221285 final_exchange=68240
2026-09-07T12:38:31.759022Z  INFO ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=22 success=true
2026-09-07T12:38:31.785391Z  INFO ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=26 success=true
2026-09-07T12:38:32.007961Z  INFO ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=212 success=true
2026-09-07T12:38:32.123886Z  INFO writing application package tiles=1472
2026-09-07T12:38:32.176447Z  INFO application package written
2026-09-07T12:38:32.178394Z  INFO reading application package
2026-09-07T12:38:32.263195Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-07T12:38:32.266762Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T12:38:32.266779Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-07T12:38:32.266790Z  INFO opening IPU device path="/dev/ipu0"
2026-09-07T12:38:32.266820Z  INFO IPU device attached path=/dev/ipu0
2026-09-07T12:38:32.266823Z  INFO initializing IPU device
2026-09-07T12:38:32.275181Z  INFO IPU device initialized
2026-09-07T12:38:32.275269Z  INFO replaying device configuration register_writes=2003
2026-09-07T12:38:32.289340Z  INFO loading application tile_count=1472 final_mark=23
2026-09-07T12:38:32.512687Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-07T12:38:43.326449Z  INFO starting host exchange session startup_mark=23
2026-09-07T12:38:43.326514Z  INFO attaching host exchange pages pages=2
2026-09-07T12:38:43.327232Z  INFO host exchange session started
2026-09-07T12:38:43.329058Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=132
2026-09-07T12:38:43.434679Z  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/guarded-diagnostic/model.ipuexe tiles=1472 hardwareTest=PASS