2026-09-09T11:21:26.301596Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(8) reason=OperatorInputs
2026-09-09T11:21:26.301660Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=2 shards=15177 exchange_phases=1
2026-09-09T11:21:26.303273Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=1 shards=15177 exchange_phases=1
2026-09-09T11:21:26.405657Z DEBUG materialized packed parallel reduction reduction_roots=2058
2026-09-09T11:21:26.406143Z DEBUG scheduled exchange phase phase=1 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T11:21:26.406567Z DEBUG lowered mid operation to tile work operation=2 source=Some(0) elapsed_ms=103 shards=22821 exchange_phases=2
2026-09-09T11:21:26.407652Z DEBUG lowered mid operation to tile work operation=3 source=Some(1) elapsed_ms=1 shards=22821 exchange_phases=2
2026-09-09T11:21:26.438595Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T11:21:26.439032Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=31 shards=22821 exchange_phases=3
2026-09-09T11:21:26.439801Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=0 shards=22821 exchange_phases=3
2026-09-09T11:21:26.443563Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(10) reason=OperatorInputs
2026-09-09T11:21:26.443580Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=3 shards=22821 exchange_phases=4
2026-09-09T11:21:26.445058Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=1 shards=22821 exchange_phases=4
2026-09-09T11:21:26.483423Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T11:21:26.490522Z DEBUG scheduled exchange phase phase=4 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T11:21:26.490688Z DEBUG lowered mid operation to tile work operation=8 source=Some(2) elapsed_ms=45 shards=29673 exchange_phases=5
2026-09-09T11:21:26.597696Z DEBUG built and costed logical tile schedule shards=29673 exchange_phases=5 build_ms=196.798485 simplify_ms=2.2906269999999997 cost_ms=104.687089
2026-09-09T11:21:26.623417Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=1 shards=14258 exchange_phases=0
2026-09-09T11:21:26.661189Z DEBUG materialized packed parallel reduction reduction_roots=1345
2026-09-09T11:21:26.661415Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T11:21:26.661551Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=38 shards=19638 exchange_phases=1
2026-09-09T11:21:26.662410Z DEBUG lowered mid operation to tile work operation=2 source=Some(1) elapsed_ms=0 shards=19638 exchange_phases=1
2026-09-09T11:21:26.692759Z DEBUG scheduled exchange phase phase=1 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T11:21:26.693186Z DEBUG lowered mid operation to tile work operation=3 source=Some(2) elapsed_ms=30 shards=19638 exchange_phases=2
2026-09-09T11:21:26.693797Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=0 shards=19638 exchange_phases=2
2026-09-09T11:21:26.697373Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(9) reason=OperatorInputs
2026-09-09T11:21:26.697388Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=3 shards=19638 exchange_phases=3
2026-09-09T11:21:26.698876Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=1 shards=19638 exchange_phases=3
2026-09-09T11:21:26.728465Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T11:21:26.737782Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T11:21:26.738577Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=39 shards=26490 exchange_phases=4
2026-09-09T11:21:26.833788Z DEBUG built and costed logical tile schedule shards=26490 exchange_phases=4 build_ms=119.253664 simplify_ms=2.698003 cost_ms=92.456576
2026-09-09T11:21:26.859244Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(8) reason=OperatorInputs
2026-09-09T11:21:26.859268Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=2 shards=15261 exchange_phases=1
2026-09-09T11:21:26.860774Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=1 shards=15261 exchange_phases=1
2026-09-09T11:21:26.914272Z DEBUG materialized packed parallel reduction reduction_roots=1656
2026-09-09T11:21:26.914933Z DEBUG scheduled exchange phase phase=1 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T11:21:26.915234Z DEBUG lowered mid operation to tile work operation=2 source=Some(0) elapsed_ms=54 shards=21701 exchange_phases=2
2026-09-09T11:21:26.916530Z DEBUG lowered mid operation to tile work operation=3 source=Some(1) elapsed_ms=1 shards=21701 exchange_phases=2
2026-09-09T11:21:26.966421Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T11:21:26.967091Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=50 shards=21701 exchange_phases=3
2026-09-09T11:21:26.968043Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=0 shards=21701 exchange_phases=3
2026-09-09T11:21:26.974086Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(10) reason=OperatorInputs
2026-09-09T11:21:26.974118Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=6 shards=21701 exchange_phases=4
2026-09-09T11:21:26.976714Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=2 shards=21701 exchange_phases=4
2026-09-09T11:21:27.020323Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T11:21:27.027987Z DEBUG scheduled exchange phase phase=4 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T11:21:27.028132Z DEBUG lowered mid operation to tile work operation=8 source=Some(2) elapsed_ms=51 shards=28553 exchange_phases=5
2026-09-09T11:21:27.134121Z DEBUG built and costed logical tile schedule shards=28553 exchange_phases=5 build_ms=174.266106 simplify_ms=2.6772039999999997 cost_ms=103.263265
2026-09-09T11:21:27.159186Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(8) reason=OperatorInputs
2026-09-09T11:21:27.159237Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=2 shards=15177 exchange_phases=1
2026-09-09T11:21:27.160679Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=1 shards=15177 exchange_phases=1
2026-09-09T11:21:27.238496Z DEBUG materialized packed parallel reduction reduction_roots=1862
2026-09-09T11:21:27.239079Z DEBUG scheduled exchange phase phase=1 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T11:21:27.239351Z DEBUG lowered mid operation to tile work operation=2 source=Some(0) elapsed_ms=78 shards=22233 exchange_phases=2
2026-09-09T11:21:27.240525Z DEBUG lowered mid operation to tile work operation=3 source=Some(1) elapsed_ms=1 shards=22233 exchange_phases=2
2026-09-09T11:21:27.270441Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T11:21:27.270874Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=30 shards=22233 exchange_phases=3
2026-09-09T11:21:27.271638Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=0 shards=22233 exchange_phases=3
2026-09-09T11:21:27.275468Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(10) reason=OperatorInputs
2026-09-09T11:21:27.275484Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=3 shards=22233 exchange_phases=4
2026-09-09T11:21:27.277015Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=1 shards=22233 exchange_phases=4
2026-09-09T11:21:27.306578Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T11:21:27.311819Z DEBUG scheduled exchange phase phase=4 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T11:21:27.311955Z DEBUG lowered mid operation to tile work operation=8 source=Some(2) elapsed_ms=34 shards=29085 exchange_phases=5
2026-09-09T11:21:27.408400Z DEBUG built and costed logical tile schedule shards=29085 exchange_phases=5 build_ms=158.14328 simplify_ms=2.573817 cost_ms=93.840829