2026-09-10T21:31:01.696904Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="compile_runtime"}: package build phase finished phase="compile_runtime" elapsed_ms=0 success=true
2026-09-10T21:31:01.804229Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: screened exchange table geometry expansion_ms=37 expansion_and_footprint_ms=42 estimated_row_bytes=12632 heuristic_row_bytes=33484 geometry_fragments_per_tile=1233 fragment_limit=16384
2026-09-10T21:31:01.822306Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=28 candidates=2 ordinary_horizon=222 paired_horizon=202 use_paired=true
2026-09-10T21:31:01.827622Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=41 candidates=16 ordinary_horizon=81 paired_horizon=118 use_paired=false
2026-09-10T21:31:01.827638Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1152
2026-09-10T21:31:01.828633Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=43 candidates=2 ordinary_horizon=222 paired_horizon=202 use_paired=true
2026-09-10T21:31:01.831237Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1152
2026-09-10T21:31:01.836814Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=26 candidates=16 ordinary_horizon=81 paired_horizon=118 use_paired=false
2026-09-10T21:31:01.839464Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=2477
2026-09-10T21:31:01.840049Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=2477
2026-09-10T21:31:01.840048Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=1152 elapsed_ms=12 success=true
2026-09-10T21:31:01.840897Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=38
2026-09-10T21:31:01.841740Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=38 elapsed_ms=0 success=true
2026-09-10T21:31:01.843735Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=3666
2026-09-10T21:31:01.843892Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=35
2026-09-10T21:31:01.844188Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=35 elapsed_ms=0 success=true
2026-09-10T21:31:01.844580Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=2477
2026-09-10T21:31:01.845306Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=60 candidates=4 ordinary_horizon=69 paired_horizon=99 use_paired=false
2026-09-10T21:31:01.846592Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=62 candidates=4 ordinary_horizon=116 paired_horizon=262 use_paired=false
2026-09-10T21:31:01.848491Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=1152 elapsed_ms=17 success=true
2026-09-10T21:31:01.853385Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=55 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:01.853424Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=55 initial_horizon=281 selected_horizon=281 endpoint_lower_bound=128 lower_bound_gap=153 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:01.854133Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=55 tile=31 row_words=123 horizon=281
2026-09-10T21:31:01.859542Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1152
2026-09-10T21:31:01.865428Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=20 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:01.865484Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=20 initial_horizon=281 selected_horizon=281 endpoint_lower_bound=128 lower_bound_gap=153 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:01.865606Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=5168
2026-09-10T21:31:01.866735Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=2477 elapsed_ms=26 success=true
2026-09-10T21:31:01.866820Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=20 tile=31 row_words=123 horizon=281
2026-09-10T21:31:01.871271Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=35
2026-09-10T21:31:01.871860Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=35 elapsed_ms=0 success=true
2026-09-10T21:31:01.876505Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=59
2026-09-10T21:31:01.876804Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=7 candidates=16 ordinary_horizon=81 paired_horizon=118 use_paired=false
2026-09-10T21:31:01.877731Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=59 elapsed_ms=1 success=true
2026-09-10T21:31:01.879546Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=1152 elapsed_ms=19 success=true
2026-09-10T21:31:01.885746Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=2477 elapsed_ms=46 success=true
2026-09-10T21:31:01.887982Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=2477 elapsed_ms=43 success=true
2026-09-10T21:31:01.895139Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=44 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:01.895185Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=44 initial_horizon=444 selected_horizon=444 endpoint_lower_bound=256 lower_bound_gap=188 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:01.896933Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=44 tile=7 row_words=233 horizon=444
2026-09-10T21:31:01.897548Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=3666 elapsed_ms=53 success=true
2026-09-10T21:31:01.898277Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=49 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:01.898326Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=49 initial_horizon=281 selected_horizon=281 endpoint_lower_bound=128 lower_bound_gap=153 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:01.899451Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=49 tile=31 row_words=123 horizon=281
2026-09-10T21:31:01.916947Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=63 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:01.916980Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=63 initial_horizon=444 selected_horizon=444 endpoint_lower_bound=256 lower_bound_gap=188 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:01.918571Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=63 tile=7 row_words=233 horizon=444
2026-09-10T21:31:01.924462Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=29 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:01.924507Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=29 initial_horizon=444 selected_horizon=444 endpoint_lower_bound=256 lower_bound_gap=188 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:01.926649Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=29 tile=7 row_words=233 horizon=444
2026-09-10T21:31:01.943736Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=10 transfers=3666 maximum_identical_destinations=1
2026-09-10T21:31:01.943781Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=10 initial_horizon=633 selected_horizon=633 endpoint_lower_bound=384 lower_bound_gap=249 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:01.944482Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=5168 elapsed_ms=78 success=true
2026-09-10T21:31:01.946941Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=10 tile=6 row_words=350 horizon=633
2026-09-10T21:31:02.037776Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=1 transfers=5168 maximum_identical_destinations=1
2026-09-10T21:31:02.037825Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=1 initial_horizon=742 selected_horizon=742 endpoint_lower_bound=384 lower_bound_gap=358 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:02.044171Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=1 tile=10 row_words=420 horizon=742
2026-09-10T21:31:02.046691Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=0 success=true
2026-09-10T21:31:02.048995Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/rearrange_amp_left_f16.S name="rearrange_f16_codelet_o0_r1_p1_c80_p80" target=ipu21
2026-09-10T21:31:02.113143Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/057195075048171b5f8feb262d209507071c0e0e8628d5c7ef9bbef84ae4e180/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/057195075048171b5f8feb262d209507071c0e0e8628d5c7ef9bbef84ae4e180/kernel.json
2026-09-10T21:31:02.113509Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/rearrange_block_major_f16.S name="rearrange_f16_codelet_o2_r0_p64_c32_p32_b64x16" target=ipu21
2026-09-10T21:31:02.169992Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/24b345215f3bae0caec9d01a194703cbf431c8d5a51862da074575f800fbfaea/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/24b345215f3bae0caec9d01a194703cbf431c8d5a51862da074575f800fbfaea/kernel.json
2026-09-10T21:31:02.170730Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: compiling kernel source=/srv/home/gc-sdk/ipu-stack/crates/ipu-tests/../../device/rearrange_block_major_f16.S name="rearrange_f16_codelet_o2_r0_p64_c80_p80_b64x16" target=ipu21
2026-09-10T21:31:02.242425Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: kernel artifact created object=/srv/home/.cache/ipu-stack/kernels/ab20794b51fc5c3115a297c2df05b76e762bac221cff0eae9f06d6f3efb77659/kernel.o metadata=/srv/home/.cache/ipu-stack/kernels/ab20794b51fc5c3115a297c2df05b76e762bac221cff0eae9f06d6f3efb77659/kernel.json
2026-09-10T21:31:02.242823Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=196 success=true
2026-09-10T21:31:02.243429Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-10T21:31:02.355872Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=28 success=true
2026-09-10T21:31:02.355935Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: placing generated tile programs linked_end=382496 host_code_base=409600 host_code_bytes=1540 generated_code_bytes=12964 exchange_table_bytes=12176 executable_ranges=[(411208, 524288)]
2026-09-10T21:31:02.355947Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: allocated package support memory linked_end=382496 profile_bytes=984 exchange_table_bytes=12176 host_code_bytes=1540 host_data_bytes=948 generated_code_bytes=12964 code_address=411208 available_ranges=[(426932, 524288), (525272, 949168)]
2026-09-10T21:31:02.367037Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=11 success=true
2026-09-10T21:31:02.367502Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18
2026-09-10T21:31:02.367527Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=27
2026-09-10T21:31:02.367712Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=9
2026-09-10T21:31:02.367725Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=36
2026-09-10T21:31:02.367822Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=54
2026-09-10T21:31:02.367955Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-10T21:31:02.368002Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=13
2026-09-10T21:31:02.368011Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=19
2026-09-10T21:31:02.368226Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=28
2026-09-10T21:31:02.368591Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=31
2026-09-10T21:31:02.368809Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=14
2026-09-10T21:31:02.368817Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=37
2026-09-10T21:31:02.369510Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=32
2026-09-10T21:31:02.369583Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=38
2026-09-10T21:31:02.370244Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33
2026-09-10T21:31:02.370248Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=39
2026-09-10T21:31:02.370602Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=34
2026-09-10T21:31:02.370684Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=40
2026-09-10T21:31:02.370760Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=15
2026-09-10T21:31:02.371057Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=41
2026-09-10T21:31:02.371059Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=35
2026-09-10T21:31:02.371272Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=42
2026-09-10T21:31:02.371284Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=16
2026-09-10T21:31:02.371641Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=17
2026-09-10T21:31:02.371669Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-10T21:31:02.371829Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=43
2026-09-10T21:31:02.373887Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=12
2026-09-10T21:31:02.374654Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=30
2026-09-10T21:31:02.375897Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-10T21:31:02.376993Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5
2026-09-10T21:31:02.377647Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-10T21:31:02.378274Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-10T21:31:02.378577Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=8
2026-09-10T21:31:02.379246Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=68
2026-09-10T21:31:02.379847Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=69
2026-09-10T21:31:02.380867Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=70
2026-09-10T21:31:02.381517Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=71
2026-09-10T21:31:02.382394Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=72
2026-09-10T21:31:02.384166Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=65
2026-09-10T21:31:02.385333Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=66
2026-09-10T21:31:02.386045Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=67
2026-09-10T21:31:02.386654Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=64
2026-09-10T21:31:02.387576Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=58
2026-09-10T21:31:02.387579Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=20
2026-09-10T21:31:02.387872Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=59
2026-09-10T21:31:02.388090Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=60
2026-09-10T21:31:02.388170Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=61
2026-09-10T21:31:02.388229Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=20 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:02.388257Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=20 initial_horizon=281 selected_horizon=281 endpoint_lower_bound=128 lower_bound_gap=153 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:02.388882Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=62
2026-09-10T21:31:02.389501Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=45
2026-09-10T21:31:02.389545Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=20 tile=31 row_words=123 horizon=281
2026-09-10T21:31:02.390395Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=21
2026-09-10T21:31:02.391382Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=46
2026-09-10T21:31:02.391800Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=22
2026-09-10T21:31:02.392512Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47
2026-09-10T21:31:02.392739Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=23
2026-09-10T21:31:02.393239Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48
2026-09-10T21:31:02.393469Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=24
2026-09-10T21:31:02.393867Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25
2026-09-10T21:31:02.394274Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=26
2026-09-10T21:31:02.394883Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=51
2026-09-10T21:31:02.395593Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=55
2026-09-10T21:31:02.396247Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=55 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:02.396276Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=55 initial_horizon=281 selected_horizon=281 endpoint_lower_bound=128 lower_bound_gap=153 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:02.396247Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=52
2026-09-10T21:31:02.396504Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=53
2026-09-10T21:31:02.396981Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=50
2026-09-10T21:31:02.397167Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=55 tile=31 row_words=123 horizon=281
2026-09-10T21:31:02.397754Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-10T21:31:02.398014Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=56
2026-09-10T21:31:02.399104Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=57
2026-09-10T21:31:02.399371Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-10T21:31:02.413824Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=63
2026-09-10T21:31:02.414594Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=63 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:02.414624Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=63 initial_horizon=444 selected_horizon=444 endpoint_lower_bound=256 lower_bound_gap=188 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:02.414782Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=44
2026-09-10T21:31:02.415715Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=44 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:02.415735Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=44 initial_horizon=444 selected_horizon=444 endpoint_lower_bound=256 lower_bound_gap=188 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:02.416095Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=63 tile=7 row_words=233 horizon=444
2026-09-10T21:31:02.416733Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=29
2026-09-10T21:31:02.417454Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=44 tile=7 row_words=233 horizon=444
2026-09-10T21:31:02.417781Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=29 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:02.417807Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=29 initial_horizon=444 selected_horizon=444 endpoint_lower_bound=256 lower_bound_gap=188 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:02.419122Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=49
2026-09-10T21:31:02.419812Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=49 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:02.419834Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=49 initial_horizon=281 selected_horizon=281 endpoint_lower_bound=128 lower_bound_gap=153 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:02.419990Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=29 tile=7 row_words=233 horizon=444
2026-09-10T21:31:02.420796Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=49 tile=31 row_words=123 horizon=281
2026-09-10T21:31:02.432807Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10
2026-09-10T21:31:02.434147Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=3666 maximum_identical_destinations=1
2026-09-10T21:31:02.434169Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=633 selected_horizon=633 endpoint_lower_bound=384 lower_bound_gap=249 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:02.437301Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=6 row_words=350 horizon=633
2026-09-10T21:31:02.478957Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-10T21:31:02.480965Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=5168 maximum_identical_destinations=1
2026-09-10T21:31:02.480995Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=742 selected_horizon=742 endpoint_lower_bound=384 lower_bound_gap=358 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:02.485892Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=10 row_words=420 horizon=742
2026-09-10T21:31:02.486908Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=119 success=true
2026-09-10T21:31:02.620319Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=133 success=true
2026-09-10T21:31:02.620819Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: costed final placed program final_cycles=304824 final_exchange=96468
2026-09-10T21:31:02.704940Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=40 success=true
2026-09-10T21:31:02.745761Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=40 success=true
2026-09-10T21:31:03.030181Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=275 success=true
2026-09-10T21:31:03.042418Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: validated canonical baseline cycles=304824
2026-09-10T21:31:03.078570Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: screened tile mappings by exchange resource load candidates=41 baseline_cycles=20862 candidate_cycles=20490 baseline_pressure=12191 candidate_pressure=11802
2026-09-10T21:31:03.122777Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: screened exchange table geometry expansion_ms=34 expansion_and_footprint_ms=39 estimated_row_bytes=12632 heuristic_row_bytes=33484 geometry_fragments_per_tile=1233 fragment_limit=16384
2026-09-10T21:31:03.141561Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=6 candidates=8 ordinary_horizon=389 paired_horizon=490 use_paired=false
2026-09-10T21:31:03.141597Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=38
2026-09-10T21:31:03.142531Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=38 elapsed_ms=0 success=true
2026-09-10T21:31:03.143473Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=38
2026-09-10T21:31:03.143927Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1152
2026-09-10T21:31:03.144390Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=38 elapsed_ms=0 success=true
2026-09-10T21:31:03.144875Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=15 candidates=6 ordinary_horizon=670 paired_horizon=473 use_paired=true
2026-09-10T21:31:03.145231Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=35
2026-09-10T21:31:03.145618Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=35 elapsed_ms=0 success=true
2026-09-10T21:31:03.147905Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1152
2026-09-10T21:31:03.148390Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=40 candidates=8 ordinary_horizon=399 paired_horizon=385 use_paired=true
2026-09-10T21:31:03.151790Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=35
2026-09-10T21:31:03.152150Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=35 elapsed_ms=0 success=true
2026-09-10T21:31:03.155569Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=1152 elapsed_ms=11 success=true
2026-09-10T21:31:03.159381Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=2477
2026-09-10T21:31:03.162570Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=2477
2026-09-10T21:31:03.162640Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=1152 elapsed_ms=14 success=true
2026-09-10T21:31:03.162768Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=3666
2026-09-10T21:31:03.165875Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1152
2026-09-10T21:31:03.168083Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=55 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:03.168118Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=55 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:03.168825Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=55 tile=5 row_words=121 horizon=279
2026-09-10T21:31:03.173599Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=2477
2026-09-10T21:31:03.175973Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=5168
2026-09-10T21:31:03.177167Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=1152 elapsed_ms=11 success=true
2026-09-10T21:31:03.178303Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=25 candidates=8 ordinary_horizon=399 paired_horizon=379 use_paired=true
2026-09-10T21:31:03.180400Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=20 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:03.180444Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=20 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:03.181607Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=20 tile=5 row_words=121 horizon=279
2026-09-10T21:31:03.183546Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=126
2026-09-10T21:31:03.183863Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=63
2026-09-10T21:31:03.184656Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=126 elapsed_ms=1 success=true
2026-09-10T21:31:03.184873Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=63 elapsed_ms=0 success=true
2026-09-10T21:31:03.185181Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=2477 elapsed_ms=25 success=true
2026-09-10T21:31:03.188658Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=2477 elapsed_ms=26 success=true
2026-09-10T21:31:03.189632Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=49 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:03.189660Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=49 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:03.190373Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=49 tile=5 row_words=121 horizon=279
2026-09-10T21:31:03.211297Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=3666 elapsed_ms=48 success=true
2026-09-10T21:31:03.216660Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=2477 elapsed_ms=43 success=true
2026-09-10T21:31:03.226253Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=29 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:03.226297Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=29 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:03.227701Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=63 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:03.227751Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=63 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:03.228395Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=29 tile=6 row_words=240 horizon=473
2026-09-10T21:31:03.229576Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=63 tile=6 row_words=240 horizon=473
2026-09-10T21:31:03.246017Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=44 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:03.246051Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=44 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:03.247739Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=44 tile=6 row_words=240 horizon=473
2026-09-10T21:31:03.254995Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=5168 elapsed_ms=78 success=true
2026-09-10T21:31:03.279195Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=10 transfers=3666 maximum_identical_destinations=1
2026-09-10T21:31:03.279263Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=10 initial_horizon=594 selected_horizon=594 endpoint_lower_bound=384 lower_bound_gap=210 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:03.284031Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=10 tile=4 row_words=347 horizon=594
2026-09-10T21:31:03.332143Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=1 transfers=5168 maximum_identical_destinations=1
2026-09-10T21:31:03.332248Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=1 initial_horizon=753 selected_horizon=753 endpoint_lower_bound=384 lower_bound_gap=369 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:03.338182Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=1 tile=47 row_words=431 horizon=753
2026-09-10T21:31:03.341317Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=1 success=true
2026-09-10T21:31:03.343482Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=2 success=true
2026-09-10T21:31:03.344085Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-10T21:31:03.448786Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=24 success=true
2026-09-10T21:31:03.448897Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: placing generated tile programs linked_end=382496 host_code_base=409600 host_code_bytes=1540 generated_code_bytes=12904 exchange_table_bytes=12040 executable_ranges=[(411208, 524288)]
2026-09-10T21:31:03.448925Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: allocated package support memory linked_end=382496 profile_bytes=984 exchange_table_bytes=12040 host_code_bytes=1540 host_data_bytes=948 generated_code_bytes=12904 code_address=411208 available_ranges=[(426932, 524288), (525272, 949168)]
2026-09-10T21:31:03.471463Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=22 success=true
2026-09-10T21:31:03.471877Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18
2026-09-10T21:31:03.472075Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=54
2026-09-10T21:31:03.472265Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-10T21:31:03.472300Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=9
2026-09-10T21:31:03.472275Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-10T21:31:03.472386Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=36
2026-09-10T21:31:03.472424Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=19
2026-09-10T21:31:03.472967Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-10T21:31:03.473246Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=27
2026-09-10T21:31:03.473305Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-10T21:31:03.473646Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5
2026-09-10T21:31:03.473660Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=37
2026-09-10T21:31:03.473801Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=45
2026-09-10T21:31:03.473820Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=28
2026-09-10T21:31:03.474033Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-10T21:31:03.474189Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=13
2026-09-10T21:31:03.474421Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-10T21:31:03.474582Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=38
2026-09-10T21:31:03.474615Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=8
2026-09-10T21:31:03.474852Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=14
2026-09-10T21:31:03.474905Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=46
2026-09-10T21:31:03.475155Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-10T21:31:03.475335Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=39
2026-09-10T21:31:03.475614Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47
2026-09-10T21:31:03.475861Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=40
2026-09-10T21:31:03.476080Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48
2026-09-10T21:31:03.476274Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=41
2026-09-10T21:31:03.476485Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=42
2026-09-10T21:31:03.476569Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=15
2026-09-10T21:31:03.476970Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=43
2026-09-10T21:31:03.477019Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=16
2026-09-10T21:31:03.477076Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=12
2026-09-10T21:31:03.477384Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=17
2026-09-10T21:31:03.478290Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33
2026-09-10T21:31:03.478646Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=34
2026-09-10T21:31:03.478653Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=31
2026-09-10T21:31:03.479039Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=22
2026-09-10T21:31:03.479088Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=35
2026-09-10T21:31:03.479591Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=32
2026-09-10T21:31:03.479809Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=23
2026-09-10T21:31:03.480391Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=58
2026-09-10T21:31:03.480511Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=24
2026-09-10T21:31:03.480634Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=59
2026-09-10T21:31:03.480783Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=60
2026-09-10T21:31:03.480856Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=61
2026-09-10T21:31:03.481042Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25
2026-09-10T21:31:03.481338Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=62
2026-09-10T21:31:03.481441Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=26
2026-09-10T21:31:03.481858Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=68
2026-09-10T21:31:03.482301Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=69
2026-09-10T21:31:03.483016Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=70
2026-09-10T21:31:03.483505Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=71
2026-09-10T21:31:03.484177Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=72
2026-09-10T21:31:03.486440Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=65
2026-09-10T21:31:03.487831Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=66
2026-09-10T21:31:03.488429Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=67
2026-09-10T21:31:03.488866Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=64
2026-09-10T21:31:03.489324Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=56
2026-09-10T21:31:03.489984Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=57
2026-09-10T21:31:03.490456Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=21
2026-09-10T21:31:03.490724Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=55
2026-09-10T21:31:03.491134Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=51
2026-09-10T21:31:03.491232Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=55 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:03.491256Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=55 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:03.491786Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=52
2026-09-10T21:31:03.491922Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=55 tile=5 row_words=121 horizon=279
2026-09-10T21:31:03.491930Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=53
2026-09-10T21:31:03.492315Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=30
2026-09-10T21:31:03.492502Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=50
2026-09-10T21:31:03.494358Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=49
2026-09-10T21:31:03.494811Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=49 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:03.494822Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=49 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:03.495525Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=49 tile=5 row_words=121 horizon=279
2026-09-10T21:31:03.496184Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=20
2026-09-10T21:31:03.496829Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=20 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:03.496850Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=20 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:03.498337Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=20 tile=5 row_words=121 horizon=279
2026-09-10T21:31:03.517021Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=29
2026-09-10T21:31:03.517975Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=29 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:03.517998Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=29 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:03.520017Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=29 tile=6 row_words=240 horizon=473
2026-09-10T21:31:03.521369Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10
2026-09-10T21:31:03.521462Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=63
2026-09-10T21:31:03.522585Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=3666 maximum_identical_destinations=1
2026-09-10T21:31:03.522606Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=594 selected_horizon=594 endpoint_lower_bound=384 lower_bound_gap=210 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:03.522922Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=63 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:03.522947Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=63 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:03.524560Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=63 tile=6 row_words=240 horizon=473
2026-09-10T21:31:03.524891Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=4 row_words=347 horizon=594
2026-09-10T21:31:03.525242Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=44
2026-09-10T21:31:03.526304Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=44 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:03.526328Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=44 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:03.528132Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=44 tile=6 row_words=240 horizon=473
2026-09-10T21:31:03.632098Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-10T21:31:03.634393Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=5168 maximum_identical_destinations=1
2026-09-10T21:31:03.634422Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=753 selected_horizon=753 endpoint_lower_bound=384 lower_bound_gap=369 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:03.639102Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=47 row_words=431 horizon=753
2026-09-10T21:31:03.640552Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=169 success=true
2026-09-10T21:31:03.792135Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=151 success=true
2026-09-10T21:31:03.792698Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: costed final placed program final_cycles=304574 final_exchange=96218
2026-09-10T21:31:03.888661Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=30 success=true
2026-09-10T21:31:03.944540Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=55 success=true
2026-09-10T21:31:04.237446Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=277 success=true
2026-09-10T21:31:04.262731Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: accepted tile mapping improvement before=304824 after=304574
2026-09-10T21:31:05.971653Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: screened exchange table geometry expansion_ms=34 expansion_and_footprint_ms=40 estimated_row_bytes=12592 heuristic_row_bytes=27440 geometry_fragments_per_tile=1195 fragment_limit=16384
2026-09-10T21:31:06.007650Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=13
2026-09-10T21:31:06.009611Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=15
2026-09-10T21:31:06.010129Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=4
2026-09-10T21:31:06.010486Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=16
2026-09-10T21:31:06.010829Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=14
2026-09-10T21:31:06.011132Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=17
2026-09-10T21:31:06.011611Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=5
2026-09-10T21:31:06.011797Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=54
2026-09-10T21:31:06.012385Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=6
2026-09-10T21:31:06.013019Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=7
2026-09-10T21:31:06.013197Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=11
2026-09-10T21:31:06.013476Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=8
2026-09-10T21:31:06.015338Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=18
2026-09-10T21:31:06.016332Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=0
2026-09-10T21:31:06.016390Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=12
2026-09-10T21:31:06.016662Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=45
2026-09-10T21:31:06.007669Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=9
2026-09-10T21:31:06.018508Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=40
2026-09-10T21:31:06.018906Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=19
2026-09-10T21:31:06.019138Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=41
2026-09-10T21:31:06.019566Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=42
2026-09-10T21:31:06.020357Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=43
2026-09-10T21:31:06.022165Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=46
2026-09-10T21:31:06.023909Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=47
2026-09-10T21:31:06.024797Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=48
2026-09-10T21:31:06.025681Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=2
2026-09-10T21:31:06.027335Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=3
2026-09-10T21:31:06.028575Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=51
2026-09-10T21:31:06.029670Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=52
2026-09-10T21:31:06.029877Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=53
2026-09-10T21:31:06.030380Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=50
2026-09-10T21:31:06.031042Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=68
2026-09-10T21:31:06.031666Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=69
2026-09-10T21:31:06.032701Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=70
2026-09-10T21:31:06.033400Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=71
2026-09-10T21:31:06.033841Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=55
2026-09-10T21:31:06.034103Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=49
2026-09-10T21:31:06.034444Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=55 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:06.034468Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=55 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.034485Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=72
2026-09-10T21:31:06.034726Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=49 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:06.034753Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=49 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.035126Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=55 tile=5 row_words=121 horizon=279
2026-09-10T21:31:06.035325Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=49 tile=5 row_words=121 horizon=279
2026-09-10T21:31:06.035721Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=56
2026-09-10T21:31:06.036392Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=57
2026-09-10T21:31:06.037064Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=58
2026-09-10T21:31:06.037273Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=59
2026-09-10T21:31:06.037404Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=60
2026-09-10T21:31:06.037475Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=61
2026-09-10T21:31:06.037883Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=62
2026-09-10T21:31:06.041031Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=64
2026-09-10T21:31:06.041583Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=65
2026-09-10T21:31:06.042711Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=66
2026-09-10T21:31:06.043135Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=67
2026-09-10T21:31:06.043933Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=22
2026-09-10T21:31:06.044513Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=23
2026-09-10T21:31:06.044898Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=21
2026-09-10T21:31:06.053726Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=20
2026-09-10T21:31:06.054618Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=20 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:06.054645Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=20 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.056132Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=20 tile=5 row_words=121 horizon=279
2026-09-10T21:31:06.064354Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=2477
2026-09-10T21:31:06.088547Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=44
2026-09-10T21:31:06.090299Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=44 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:06.090331Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=44 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.092693Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=44 tile=6 row_words=240 horizon=473
2026-09-10T21:31:06.092781Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=10
2026-09-10T21:31:06.094246Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=10 transfers=3666 maximum_identical_destinations=1
2026-09-10T21:31:06.094282Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=10 initial_horizon=594 selected_horizon=594 endpoint_lower_bound=384 lower_bound_gap=210 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.096816Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=63
2026-09-10T21:31:06.097449Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=10 tile=4 row_words=347 horizon=594
2026-09-10T21:31:06.098563Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=63 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:06.098601Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=63 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.101103Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=63 tile=6 row_words=240 horizon=473
2026-09-10T21:31:06.106283Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=2477 elapsed_ms=41 success=true
2026-09-10T21:31:06.144597Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=28 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:06.144647Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=28 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:06.147452Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=28 tile=6 row_words=240 horizon=473
2026-09-10T21:31:06.150672Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=1
2026-09-10T21:31:06.153007Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=1 transfers=5168 maximum_identical_destinations=1
2026-09-10T21:31:06.153034Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=1 initial_horizon=753 selected_horizon=753 endpoint_lower_bound=384 lower_bound_gap=369 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.157510Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=1 tile=47 row_words=431 horizon=753
2026-09-10T21:31:06.159489Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=0 success=true
2026-09-10T21:31:06.161287Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=1 success=true
2026-09-10T21:31:06.161772Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-10T21:31:06.244012Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=23 success=true
2026-09-10T21:31:06.244104Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: placing generated tile programs linked_end=384520 host_code_base=409600 host_code_bytes=1540 generated_code_bytes=12716 exchange_table_bytes=12024 executable_ranges=[(411208, 524288)]
2026-09-10T21:31:06.244125Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: allocated package support memory linked_end=384520 profile_bytes=980 exchange_table_bytes=12024 host_code_bytes=1540 host_data_bytes=948 generated_code_bytes=12716 code_address=411208 available_ranges=[(426932, 524288), (525268, 949168)]
2026-09-10T21:31:06.271677Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=27 success=true
2026-09-10T21:31:06.272276Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18
2026-09-10T21:31:06.272602Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=54
2026-09-10T21:31:06.272790Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-10T21:31:06.272982Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=9
2026-09-10T21:31:06.272999Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=19
2026-09-10T21:31:06.273352Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=24
2026-09-10T21:31:06.273579Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=36
2026-09-10T21:31:06.273907Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=27
2026-09-10T21:31:06.274347Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25
2026-09-10T21:31:06.273600Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=22
2026-09-10T21:31:06.274605Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=26
2026-09-10T21:31:06.275000Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=37
2026-09-10T21:31:06.275700Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=23
2026-09-10T21:31:06.275818Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=38
2026-09-10T21:31:06.276050Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=39
2026-09-10T21:31:06.276229Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=45
2026-09-10T21:31:06.276505Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=40
2026-09-10T21:31:06.276856Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=41
2026-09-10T21:31:06.277048Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=42
2026-09-10T21:31:06.277440Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=46
2026-09-10T21:31:06.277546Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=43
2026-09-10T21:31:06.278196Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47
2026-09-10T21:31:06.278705Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48
2026-09-10T21:31:06.292819Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=55
2026-09-10T21:31:06.293381Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=55 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:06.293398Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=55 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.294108Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=55 tile=5 row_words=121 horizon=279
2026-09-10T21:31:06.294685Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=56
2026-09-10T21:31:06.295338Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=57
2026-09-10T21:31:06.296002Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=58
2026-09-10T21:31:06.296191Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=59
2026-09-10T21:31:06.296336Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=60
2026-09-10T21:31:06.296409Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=61
2026-09-10T21:31:06.296816Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=62
2026-09-10T21:31:06.297519Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=49
2026-09-10T21:31:06.297867Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-10T21:31:06.298086Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=49 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:06.298102Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=49 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.298618Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5
2026-09-10T21:31:06.298810Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=49 tile=5 row_words=121 horizon=279
2026-09-10T21:31:06.299039Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-10T21:31:06.299398Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=50
2026-09-10T21:31:06.299428Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-10T21:31:06.299619Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=8
2026-09-10T21:31:06.300049Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=51
2026-09-10T21:31:06.300140Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=13
2026-09-10T21:31:06.300673Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=52
2026-09-10T21:31:06.300753Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=14
2026-09-10T21:31:06.300804Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=53
2026-09-10T21:31:06.301260Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-10T21:31:06.302230Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-10T21:31:06.302410Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=15
2026-09-10T21:31:06.302684Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=21
2026-09-10T21:31:06.302817Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=16
2026-09-10T21:31:06.302951Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=20
2026-09-10T21:31:06.303146Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=17
2026-09-10T21:31:06.303366Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=31
2026-09-10T21:31:06.303458Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33
2026-09-10T21:31:06.303667Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=20 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:06.303697Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=20 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.303900Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=34
2026-09-10T21:31:06.304039Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=32
2026-09-10T21:31:06.304355Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=35
2026-09-10T21:31:06.304521Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=68
2026-09-10T21:31:06.304849Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-10T21:31:06.304894Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=69
2026-09-10T21:31:06.305106Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=20 tile=5 row_words=121 horizon=279
2026-09-10T21:31:06.305537Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=70
2026-09-10T21:31:06.305945Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=71
2026-09-10T21:31:06.306592Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=72
2026-09-10T21:31:06.306616Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=12
2026-09-10T21:31:06.307174Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=64
2026-09-10T21:31:06.307567Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=29
2026-09-10T21:31:06.307702Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=66
2026-09-10T21:31:06.308187Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=67
2026-09-10T21:31:06.308726Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=30
2026-09-10T21:31:06.308914Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=65
2026-09-10T21:31:06.320957Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=44
2026-09-10T21:31:06.322016Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=44 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:06.322042Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=44 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.323792Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=44 tile=6 row_words=240 horizon=473
2026-09-10T21:31:06.334517Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=63
2026-09-10T21:31:06.335609Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=63 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:06.335633Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=63 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.337726Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=63 tile=6 row_words=240 horizon=473
2026-09-10T21:31:06.343310Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10
2026-09-10T21:31:06.344775Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=3666 maximum_identical_destinations=1
2026-09-10T21:31:06.344805Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=594 selected_horizon=594 endpoint_lower_bound=384 lower_bound_gap=210 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.346351Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=28
2026-09-10T21:31:06.347826Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=28 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:06.347858Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=28 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.348005Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=4 row_words=347 horizon=594
2026-09-10T21:31:06.350993Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=28 tile=6 row_words=240 horizon=473
2026-09-10T21:31:06.430155Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-10T21:31:06.433194Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=5168 maximum_identical_destinations=1
2026-09-10T21:31:06.433259Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=753 selected_horizon=753 endpoint_lower_bound=384 lower_bound_gap=369 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:06.440135Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=47 row_words=431 horizon=753
2026-09-10T21:31:06.441649Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=169 success=true
2026-09-10T21:31:06.567779Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=126 success=true
2026-09-10T21:31:06.568386Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: costed final placed program final_cycles=302862 final_exchange=95094
2026-09-10T21:31:06.642538Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=30 success=true
2026-09-10T21:31:06.678303Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=35 success=true
2026-09-10T21:31:06.991009Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=301 success=true
2026-09-10T21:31:07.005927Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: accepted local layout improvement attempt=1 before=304574 after=302862
2026-09-10T21:31:08.730346Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: screened exchange table geometry expansion_ms=28 expansion_and_footprint_ms=33 estimated_row_bytes=12560 heuristic_row_bytes=24700 geometry_fragments_per_tile=1187 fragment_limit=16384
2026-09-10T21:31:08.744276Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=18
2026-09-10T21:31:08.744759Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=9
2026-09-10T21:31:08.744817Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=33
2026-09-10T21:31:08.744822Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=27
2026-09-10T21:31:08.744902Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=19
2026-09-10T21:31:08.744993Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=31
2026-09-10T21:31:08.745040Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=0
2026-09-10T21:31:08.745273Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=36
2026-09-10T21:31:08.745343Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=13
2026-09-10T21:31:08.745772Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=34
2026-09-10T21:31:08.746060Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=37
2026-09-10T21:31:08.746198Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=32
2026-09-10T21:31:08.746413Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=35
2026-09-10T21:31:08.746590Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=14
2026-09-10T21:31:08.747143Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=2
2026-09-10T21:31:08.747470Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: compared ordinary and paired exchange schedules phase=39 candidates=8 ordinary_horizon=399 paired_horizon=385 use_paired=true
2026-09-10T21:31:08.748041Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=4
2026-09-10T21:31:08.748712Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=3
2026-09-10T21:31:08.749143Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=5
2026-09-10T21:31:08.749366Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=11
2026-09-10T21:31:08.749715Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=15
2026-09-10T21:31:08.749749Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=6
2026-09-10T21:31:08.750102Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=7
2026-09-10T21:31:08.750332Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=8
2026-09-10T21:31:08.750457Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=16
2026-09-10T21:31:08.751001Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=17
2026-09-10T21:31:08.751887Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=12
2026-09-10T21:31:08.754191Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=126
2026-09-10T21:31:08.756063Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=126 elapsed_ms=1 success=true
2026-09-10T21:31:08.757546Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1152
2026-09-10T21:31:08.759428Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=63
2026-09-10T21:31:08.760703Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=63 elapsed_ms=1 success=true
2026-09-10T21:31:08.765032Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=2477
2026-09-10T21:31:08.765404Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=20
2026-09-10T21:31:08.765969Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=20 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:08.765983Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=20 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:08.766923Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=20 tile=5 row_words=121 horizon=279
2026-09-10T21:31:08.767542Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=21
2026-09-10T21:31:08.768544Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=22
2026-09-10T21:31:08.770145Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=1152 elapsed_ms=12 success=true
2026-09-10T21:31:08.770799Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=35
2026-09-10T21:31:08.771405Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=35 elapsed_ms=0 success=true
2026-09-10T21:31:08.772441Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=26
2026-09-10T21:31:08.772755Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=29
2026-09-10T21:31:08.775024Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=35
2026-09-10T21:31:08.775603Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=35 elapsed_ms=0 success=true
2026-09-10T21:31:08.778679Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=2477
2026-09-10T21:31:08.783044Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=54 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:08.783081Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=54 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:08.783830Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=54 tile=5 row_words=121 horizon=279
2026-09-10T21:31:08.788679Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: retrying exchange schedule with incremental instruction-alignment validation transfers=1152
2026-09-10T21:31:08.792062Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=28
2026-09-10T21:31:08.793612Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=2477 elapsed_ms=28 success=true
2026-09-10T21:31:08.793989Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=28 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:08.794018Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=28 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:08.799986Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=28 tile=6 row_words=240 horizon=473
2026-09-10T21:31:08.811931Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=1152 elapsed_ms=23 success=true
2026-09-10T21:31:08.820731Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished incremental instruction-alignment validation transfers=2477 elapsed_ms=41 success=true
2026-09-10T21:31:08.830617Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=10
2026-09-10T21:31:08.831696Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=48 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:08.831740Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=48 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:08.831866Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=43 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:08.831908Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=43 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:08.832408Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=10 transfers=3666 maximum_identical_destinations=1
2026-09-10T21:31:08.832432Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=10 initial_horizon=594 selected_horizon=594 endpoint_lower_bound=384 lower_bound_gap=210 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:08.832452Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=48 tile=5 row_words=121 horizon=279
2026-09-10T21:31:08.833541Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=43 tile=6 row_words=240 horizon=473
2026-09-10T21:31:08.835678Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=10 tile=4 row_words=347 horizon=594
2026-09-10T21:31:08.850154Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=62 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:08.850188Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=62 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="full-duplex" neighborhood_improvements=0
2026-09-10T21:31:08.851807Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=62 tile=6 row_words=240 horizon=473
2026-09-10T21:31:08.876430Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: reused exchange optimization after validating relocated rows phase=1
2026-09-10T21:31:08.878840Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: prepared large physical exchange phase phase=1 transfers=5168 maximum_identical_destinations=1
2026-09-10T21:31:08.878865Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: optimized physical exchange schedule phase=1 initial_horizon=753 selected_horizon=753 endpoint_lower_bound=384 lower_bound_gap=369 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:08.883319Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: finished large physical exchange phase phase=1 tile=47 row_words=431 horizon=753
2026-09-10T21:31:08.885647Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="plan_kernels"}: package build phase finished phase="plan_kernels" elapsed_ms=1 success=true
2026-09-10T21:31:08.888846Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="compile_kernels"}: package build phase finished phase="compile_kernels" elapsed_ms=3 success=true
2026-09-10T21:31:08.889315Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="link_runtime"}: package build phase finished phase="link_runtime" elapsed_ms=0 success=true
2026-09-10T21:31:09.005197Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="size_tile_code"}: package build phase finished phase="size_tile_code" elapsed_ms=22 success=true
2026-09-10T21:31:09.005334Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: placing generated tile programs linked_end=384520 host_code_base=409600 host_code_bytes=1540 generated_code_bytes=12544 exchange_table_bytes=11992 executable_ranges=[(411208, 524288)]
2026-09-10T21:31:09.005370Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: allocated package support memory linked_end=384520 profile_bytes=972 exchange_table_bytes=11992 host_code_bytes=1540 host_data_bytes=948 generated_code_bytes=12544 code_address=411208 available_ranges=[(426932, 524288), (525260, 949168)]
2026-09-10T21:31:09.017262Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="place_storage"}: package build phase finished phase="place_storage" elapsed_ms=11 success=true
2026-09-10T21:31:09.017658Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=18
2026-09-10T21:31:09.018089Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=0
2026-09-10T21:31:09.018182Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=19
2026-09-10T21:31:09.018419Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=9
2026-09-10T21:31:09.018447Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=2
2026-09-10T21:31:09.018497Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=27
2026-09-10T21:31:09.018613Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=36
2026-09-10T21:31:09.018776Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=3
2026-09-10T21:31:09.019414Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=4
2026-09-10T21:31:09.019819Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=37
2026-09-10T21:31:09.019984Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=31
2026-09-10T21:31:09.020075Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=38
2026-09-10T21:31:09.020628Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=39
2026-09-10T21:31:09.020726Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=32
2026-09-10T21:31:09.020732Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=5
2026-09-10T21:31:09.020997Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=11
2026-09-10T21:31:09.021092Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=33
2026-09-10T21:31:09.021115Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=40
2026-09-10T21:31:09.021137Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=13
2026-09-10T21:31:09.021406Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=41
2026-09-10T21:31:09.021461Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=6
2026-09-10T21:31:09.021615Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=34
2026-09-10T21:31:09.022013Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=7
2026-09-10T21:31:09.022030Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=42
2026-09-10T21:31:09.022052Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=35
2026-09-10T21:31:09.022333Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=8
2026-09-10T21:31:09.022475Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=14
2026-09-10T21:31:09.023414Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=12
2026-09-10T21:31:09.024009Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=49
2026-09-10T21:31:09.024461Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=45
2026-09-10T21:31:09.024665Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=50
2026-09-10T21:31:09.025164Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=15
2026-09-10T21:31:09.025291Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=51
2026-09-10T21:31:09.025421Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=52
2026-09-10T21:31:09.025674Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=53
2026-09-10T21:31:09.025702Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=46
2026-09-10T21:31:09.025795Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=16
2026-09-10T21:31:09.026028Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=29
2026-09-10T21:31:09.026308Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=17
2026-09-10T21:31:09.026516Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=47
2026-09-10T21:31:09.027113Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=63
2026-09-10T21:31:09.027235Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=30
2026-09-10T21:31:09.027802Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=67
2026-09-10T21:31:09.028358Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=68
2026-09-10T21:31:09.029281Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=69
2026-09-10T21:31:09.029925Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=70
2026-09-10T21:31:09.030421Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=64
2026-09-10T21:31:09.031024Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=71
2026-09-10T21:31:09.032397Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=65
2026-09-10T21:31:09.033022Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=22
2026-09-10T21:31:09.033269Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=66
2026-09-10T21:31:09.033863Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=21
2026-09-10T21:31:09.034072Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=24
2026-09-10T21:31:09.034526Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=23
2026-09-10T21:31:09.034813Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=25
2026-09-10T21:31:09.035218Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=58
2026-09-10T21:31:09.035451Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=59
2026-09-10T21:31:09.035585Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=60
2026-09-10T21:31:09.036239Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=61
2026-09-10T21:31:09.034839Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=26
2026-09-10T21:31:09.038964Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=56
2026-09-10T21:31:09.039244Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=57
2026-09-10T21:31:09.039682Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=55
2026-09-10T21:31:09.044429Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=20
2026-09-10T21:31:09.045248Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=20 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:09.045333Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=20 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:09.046561Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=54
2026-09-10T21:31:09.046805Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=20 tile=5 row_words=121 horizon=279
2026-09-10T21:31:09.047424Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=54 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:09.047475Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=54 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:09.048328Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=54 tile=5 row_words=121 horizon=279
2026-09-10T21:31:09.056348Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=48
2026-09-10T21:31:09.056833Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=48 transfers=1152 maximum_identical_destinations=1
2026-09-10T21:31:09.056846Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=48 initial_horizon=279 selected_horizon=279 endpoint_lower_bound=128 lower_bound_gap=151 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:09.057514Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=48 tile=5 row_words=121 horizon=279
2026-09-10T21:31:09.075361Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=43
2026-09-10T21:31:09.076445Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=43 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:09.076468Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=43 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:09.078063Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=43 tile=6 row_words=240 horizon=473
2026-09-10T21:31:09.078954Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=44
2026-09-10T21:31:09.090913Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=28
2026-09-10T21:31:09.092502Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=28 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:09.092536Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=28 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:09.095668Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=28 tile=6 row_words=240 horizon=473
2026-09-10T21:31:09.103587Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=62
2026-09-10T21:31:09.104597Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=62 transfers=2477 maximum_identical_destinations=1
2026-09-10T21:31:09.104616Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=62 initial_horizon=473 selected_horizon=473 endpoint_lower_bound=256 lower_bound_gap=217 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:09.106220Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=62 tile=6 row_words=240 horizon=473
2026-09-10T21:31:09.107829Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=10
2026-09-10T21:31:09.109390Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=10 transfers=3666 maximum_identical_destinations=1
2026-09-10T21:31:09.109418Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=10 initial_horizon=594 selected_horizon=594 endpoint_lower_bound=384 lower_bound_gap=210 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:09.112638Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=10 tile=4 row_words=347 horizon=594
2026-09-10T21:31:09.233292Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: reused exchange optimization after validating relocated rows phase=1
2026-09-10T21:31:09.235902Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: prepared large physical exchange phase phase=1 transfers=5168 maximum_identical_destinations=1
2026-09-10T21:31:09.235933Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: optimized physical exchange schedule phase=1 initial_horizon=753 selected_horizon=753 endpoint_lower_bound=384 lower_bound_gap=369 selected_kind="reused" neighborhood_improvements=0
2026-09-10T21:31:09.240891Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: finished large physical exchange phase phase=1 tile=47 row_words=431 horizon=753
2026-09-10T21:31:09.242053Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="lower_exchanges"}: package build phase finished phase="lower_exchanges" elapsed_ms=224 success=true
2026-09-10T21:31:09.405623Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="optimize_exchange_placement"}: package build phase finished phase="optimize_exchange_placement" elapsed_ms=163 success=true
2026-09-10T21:31:09.406235Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: costed final placed program final_cycles=300276 final_exchange=93344
2026-09-10T21:31:09.476935Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="prepare_tile_code"}: package build phase finished phase="prepare_tile_code" elapsed_ms=22 success=true
2026-09-10T21:31:09.526981Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="emit_tile_code"}: package build phase finished phase="emit_tile_code" elapsed_ms=49 success=true
2026-09-10T21:31:09.832056Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}:ipu_codegen.package.phase{phase="build_tile_images"}: package build phase finished phase="build_tile_images" elapsed_ms=294 success=true
2026-09-10T21:31:09.863484Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: accepted local layout improvement attempt=2 before=302862 after=300276
2026-09-10T21:31:09.969042Z  INFO ipu_codegen.package.build{tile_count=64 operations=25}:ipu_codegen.package.phase{phase="plan_package"}: package build phase finished phase="plan_package" elapsed_ms=8272 success=true
2026-09-10T21:31:09.981973Z  INFO writing application package tiles=1472
2026-09-10T21:31:10.060940Z  INFO application package written
2026-09-10T21:31:10.061283Z  INFO reading application package
2026-09-10T21:31:10.186253Z  INFO application package read tiles=1472 compiler=0.1.0
2026-09-10T21:31:10.186992Z  INFO waiting for hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-10T21:31:10.187014Z  INFO acquired hardware ownership path=artifacts/layout-sweep/device.lock
2026-09-10T21:31:10.187021Z  INFO opening IPU device path="/dev/ipu0"
2026-09-10T21:31:10.187067Z  INFO IPU device attached path=/dev/ipu0
2026-09-10T21:31:10.187077Z  INFO initializing IPU device
2026-09-10T21:31:10.195090Z  INFO IPU device initialized
2026-09-10T21:31:10.195105Z  INFO replaying device configuration register_writes=2003
2026-09-10T21:31:10.201818Z  INFO loading application tile_count=1472 final_mark=23
2026-09-10T21:31:10.460169Z  INFO application loaded and initial synchronization completed tile_count=1472
2026-09-10T21:31:10.610049Z  INFO starting host exchange session startup_mark=23
2026-09-10T21:31:10.610103Z  INFO attaching host exchange pages pages=2
2026-09-10T21:31:10.610860Z  INFO host exchange session started
2026-09-10T21:31:10.610875Z  INFO invoking streaming host exchange call call="initialize" command=0 phases=54
2026-09-10T21:31:10.619315Z  INFO invoking streaming host exchange call call="run" command=0 phases=11
profile=artifacts/baseline-local-planner/local-small-r2/model.ipuprof tiles=1472 samples=64313
referenceMaximumAbsoluteError=0.105469 numericalTest=PASS
package=artifacts/baseline-local-planner/local-small-r2/model.ipuexe tiles=1472 hardwareTest=PASS