2026-09-06T20:55:16.383853Z  INFO retained operator-plan finalist finalist=0 values=29 operations=2 estimated_cycles=3401454 estimated_exchange_cycles=1098560 exchange_row_bytes=77624 peak_standard_bytes=403000 peak_interleaved_bytes=58240 peak_total_bytes=404216 maximum_standard_allocation_bytes=98304 active_tile_counts={1472} padding_group_counts={} conversion_sources=[]
2026-09-06T20:55:16.386883Z  INFO retained operator-plan finalist finalist=1 values=29 operations=2 estimated_cycles=3496214 estimated_exchange_cycles=1137640 exchange_row_bytes=81264 peak_standard_bytes=415600 peak_interleaved_bytes=58240 peak_total_bytes=416816 maximum_standard_allocation_bytes=98304 active_tile_counts={192} padding_group_counts={} conversion_sources=[]
2026-09-06T20:55:16.389873Z  INFO retained operator-plan finalist finalist=2 values=29 operations=2 estimated_cycles=3533034 estimated_exchange_cycles=1137640 exchange_row_bytes=81264 peak_standard_bytes=415600 peak_interleaved_bytes=58240 peak_total_bytes=416816 maximum_standard_allocation_bytes=98304 active_tile_counts={192} padding_group_counts={} conversion_sources=[]
2026-09-06T20:55:22.707113Z  INFO retained operator-plan finalist finalist=0 values=29 operations=2 estimated_cycles=2774346 estimated_exchange_cycles=985280 exchange_row_bytes=69128 peak_standard_bytes=330376 peak_interleaved_bytes=60672 peak_total_bytes=346120 maximum_standard_allocation_bytes=49152 active_tile_counts={1472} padding_group_counts={} conversion_sources=[]
2026-09-06T20:55:22.709396Z  INFO retained operator-plan finalist finalist=1 values=29 operations=2 estimated_cycles=2869106 estimated_exchange_cycles=1024360 exchange_row_bytes=72768 peak_standard_bytes=342976 peak_interleaved_bytes=60672 peak_total_bytes=358720 maximum_standard_allocation_bytes=49152 active_tile_counts={192} padding_group_counts={} conversion_sources=[]
2026-09-06T20:55:22.711634Z  INFO retained operator-plan finalist finalist=2 values=29 operations=2 estimated_cycles=2905926 estimated_exchange_cycles=1024360 exchange_row_bytes=72768 peak_standard_bytes=342976 peak_interleaved_bytes=60672 peak_total_bytes=358720 maximum_standard_allocation_bytes=49152 active_tile_counts={192} padding_group_counts={} conversion_sources=[]
2026-09-06T20:55:22.771837Z  INFO ipu_codegen.package.build{tile_count=1472 operations=2}:ipu_codegen.package.phase{phase="lower_mid"}: package build phase finished phase="lower_mid" elapsed_ms=14809 success=true
2026-09-06T20:56:18.751275Z  INFO ipu_codegen.package.build{tile_count=1472 operations=2}:ipu_codegen.package.phase{phase="select_finalist"}: rejected infeasible operator-plan finalist finalist=0 error=exchange lowering failed: exchange payload is not a nonempty whole number of words
2026-09-06T20:56:18.751327Z  INFO ipu_codegen.package.build{tile_count=1472 operations=2}:ipu_codegen.package.phase{phase="select_finalist"}: rejected infeasible operator-plan finalist finalist=1 error=exchange lowering failed: exchange payload is not a nonempty whole number of words
2026-09-06T20:56:18.751332Z  INFO ipu_codegen.package.build{tile_count=1472 operations=2}:ipu_codegen.package.phase{phase="select_finalist"}: rejected infeasible operator-plan finalist finalist=2 error=exchange lowering failed: exchange payload is not a nonempty whole number of words
2026-09-06T20:56:18.751335Z  INFO ipu_codegen.package.build{tile_count=1472 operations=2}:ipu_codegen.package.phase{phase="select_finalist"}: rejected infeasible operator-plan finalist finalist=3 error=exchange lowering failed: exchange payload is not a nonempty whole number of words
2026-09-06T20:56:18.751339Z  INFO ipu_codegen.package.build{tile_count=1472 operations=2}:ipu_codegen.package.phase{phase="select_finalist"}: rejected infeasible operator-plan finalist finalist=4 error=exchange lowering failed: exchange payload is not a nonempty whole number of words
2026-09-06T20:56:18.751342Z  INFO ipu_codegen.package.build{tile_count=1472 operations=2}:ipu_codegen.package.phase{phase="select_finalist"}: rejected infeasible operator-plan finalist finalist=5 error=exchange lowering failed: exchange payload is not a nonempty whole number of words
2026-09-06T20:56:18.751359Z  INFO ipu_codegen.package.build{tile_count=1472 operations=2}:ipu_codegen.package.phase{phase="select_finalist"}: package build phase finished phase="select_finalist" elapsed_ms=55979 success=false
Error: exchange lowering failed: exchange payload is not a nonempty whole number of words

Caused by:
    exchange payload is not a nonempty whole number of words