2026-09-06T12:59:58.985077Z  INFO retained operator-plan finalist finalist=0 values=7 operations=4 estimated_cycles=103535 estimated_exchange_cycles=42760 exchange_row_bytes=8704 peak_standard_bytes=47616 peak_interleaved_bytes=32768 peak_total_bytes=78336 maximum_standard_allocation_bytes=16384 active_tile_counts={4, 68} padding_group_counts={} conversion_sources=[Some(OperationId(0)), Some(OperationId(0)), Some(OperationId(0))]
2026-09-06T12:59:58.985308Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=15 success=true
2026-09-06T12:59:59.030111Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: screened tile mappings by exchange resource load candidates=21 baseline_cycles=10752 candidate_cycles=7424 baseline_pressure=6936 candidate_pressure=5720
2026-09-06T12:59:59.030708Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: modelled expanded operator plan finalist=0 modelled_cycles=75957 estimated_cycles=99421 estimated_exchange_cycles=32688
2026-09-06T12:59:59.068065Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=0 mapped=false analytical_cycles=99421 analytical_exchange_cycles=32688 scheduled_exchange_cycles=10969 refined_cycles=77702
2026-09-06T12:59:59.112533Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=1 candidates=8 ordinary_horizon=4741 paired_horizon=4679 use_paired=true
2026-09-06T12:59:59.120016Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: compared ordinary and paired exchange schedules phase=2 candidates=2 ordinary_horizon=2666 paired_horizon=2666 use_paired=false
2026-09-06T12:59:59.120737Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: scheduled operator-plan finalist finalist=0 mapped=true analytical_cycles=99421 analytical_exchange_cycles=32688 scheduled_exchange_cycles=11034 refined_cycles=77767
2026-09-06T12:59:59.121243Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: selected physically scheduled operator-plan finalist selected=0 mapped=false
2026-09-06T12:59:59.121788Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=136 success=true
2026-09-06T12:59:59.121802Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}: lowered graph for package construction logical_shards=676 exchange_phases=3
2026-09-06T12:59:59.122009Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-06T12:59:59.122105Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=0 success=true
2026-09-06T12:59:59.123140Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=1 success=true
2026-09-06T12:59:59.123380Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-06T12:59:59.128317Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="plan_exchange_storage"}: package build phase finished phase="plan_exchange_storage" elapsed_ms=4 success=true
2026-09-06T12:59:59.131724Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="lower_exchanges_provisional"}: reused exchange optimization after validating relocated rows phase=0
2026-09-06T12:59:59.137975Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="lower_exchanges_provisional"}: reused exchange optimization after validating relocated rows phase=1
2026-09-06T12:59:59.140845Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="lower_exchanges_provisional"}: reused exchange optimization after validating relocated rows phase=2
2026-09-06T12:59:59.141193Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="lower_exchanges_provisional"}: package build phase finished phase="lower_exchanges_provisional" elapsed_ms=12 success=true
2026-09-06T12:59:59.205520Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=3 success=true
2026-09-06T12:59:59.205562Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}: allocated package support memory linked_end=317948 profile_bytes=68 exchange_table_bytes=824 host_code_bytes=472 generated_code_bytes=1444 code_address=318424 standard_ranges=[(409600, 524288)]
2026-09-06T12:59:59.209698Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=4 success=true
2026-09-06T12:59:59.213402Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-06T12:59:59.219391Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-06T12:59:59.222237Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-06T12:59:59.222571Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=12 success=true
2026-09-06T12:59:59.254833Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=32 success=true
2026-09-06T12:59:59.288738Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=3 success=true
2026-09-06T12:59:59.291922Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=3 success=true
2026-09-06T12:59:59.376713Z  INFO ipu_codegen.package.build{tile_count=1472 operations=1}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=84 success=true
2026-09-06T12:59:59.384030Z  INFO writing application package tiles=1472
2026-09-06T12:59:59.395900Z  INFO application package written
2026-09-06T12:59:59.396359Z  INFO reading application package
2026-09-06T12:59:59.417300Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-06T12:59:59.417516Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-06T12:59:59.417526Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-06T12:59:59.417531Z  INFO opening IPU device path="/dev/ipu0"
2026-09-06T12:59:59.417567Z  INFO IPU device attached path=/dev/ipu0
2026-09-06T12:59:59.417570Z  INFO initializing IPU device
2026-09-06T12:59:59.425575Z  INFO IPU device initialized
2026-09-06T12:59:59.425596Z  INFO replaying device configuration register_writes=2003
2026-09-06T12:59:59.430376Z  INFO loading application tile_count=1472 final_mark=23
2026-09-06T12:59:59.638665Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-06T12:59:59.642765Z  INFO starting host exchange session startup_mark=23
2026-09-06T12:59:59.642794Z  INFO attaching host exchange pages pages=2
2026-09-06T12:59:59.643481Z  INFO host exchange session started
2026-09-06T12:59:59.643585Z  INFO invoking streaming host exchange call call="run" command=0 phases=13
profile=artifacts/layout-sweep/modelled-planning/attention-smoke/execution.ipuprofile tiles=1472 samples=5020
attentionNumericalChecks=4896 maxError=0.000113 rmsError=0.000018 numericalTest=PASS
package=artifacts/layout-sweep/modelled-planning/attention-smoke/model.ipuexe tiles=1472 hardwareTest=PASS