2026-09-09T11:21:14.704643Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(8) reason=OperatorInputs
2026-09-09T11:21:14.704709Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=2 shards=15177 exchange_phases=1
2026-09-09T11:21:14.706225Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=1 shards=15177 exchange_phases=1
2026-09-09T11:21:14.817215Z DEBUG materialized packed parallel reduction reduction_roots=2058
2026-09-09T11:21:14.817719Z DEBUG scheduled exchange phase phase=1 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T11:21:14.818099Z DEBUG lowered mid operation to tile work operation=2 source=Some(0) elapsed_ms=111 shards=22821 exchange_phases=2
2026-09-09T11:21:14.819171Z DEBUG lowered mid operation to tile work operation=3 source=Some(1) elapsed_ms=1 shards=22821 exchange_phases=2
2026-09-09T11:21:14.849991Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T11:21:14.850464Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=31 shards=22821 exchange_phases=3
2026-09-09T11:21:14.851029Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=0 shards=22821 exchange_phases=3
2026-09-09T11:21:14.854778Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(10) reason=OperatorInputs
2026-09-09T11:21:14.854794Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=3 shards=22821 exchange_phases=4
2026-09-09T11:21:14.856298Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=1 shards=22821 exchange_phases=4
2026-09-09T11:21:14.894103Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T11:21:14.901845Z DEBUG scheduled exchange phase phase=4 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T11:21:14.902014Z DEBUG lowered mid operation to tile work operation=8 source=Some(2) elapsed_ms=45 shards=29673 exchange_phases=5
2026-09-09T11:21:14.997688Z DEBUG built and costed logical tile schedule shards=29673 exchange_phases=5 build_ms=206.51274999999998 simplify_ms=2.2793560000000004 cost_ms=93.365656
2026-09-09T11:21:15.021758Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=1 shards=14258 exchange_phases=0
2026-09-09T11:21:15.059712Z DEBUG materialized packed parallel reduction reduction_roots=1345
2026-09-09T11:21:15.059897Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T11:21:15.060036Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=38 shards=19638 exchange_phases=1
2026-09-09T11:21:15.060914Z DEBUG lowered mid operation to tile work operation=2 source=Some(1) elapsed_ms=0 shards=19638 exchange_phases=1
2026-09-09T11:21:15.090918Z DEBUG scheduled exchange phase phase=1 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T11:21:15.091352Z DEBUG lowered mid operation to tile work operation=3 source=Some(2) elapsed_ms=30 shards=19638 exchange_phases=2
2026-09-09T11:21:15.091871Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=0 shards=19638 exchange_phases=2
2026-09-09T11:21:15.095396Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(9) reason=OperatorInputs
2026-09-09T11:21:15.095413Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=3 shards=19638 exchange_phases=3
2026-09-09T11:21:15.096881Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=1 shards=19638 exchange_phases=3
2026-09-09T11:21:15.126468Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T11:21:15.131930Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T11:21:15.132139Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=35 shards=26490 exchange_phases=4
2026-09-09T11:21:15.219470Z DEBUG built and costed logical tile schedule shards=26490 exchange_phases=4 build_ms=114.239084 simplify_ms=1.904808 cost_ms=85.397902
2026-09-09T11:21:15.242137Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(8) reason=OperatorInputs
2026-09-09T11:21:15.242157Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=2 shards=15261 exchange_phases=1
2026-09-09T11:21:15.243589Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=1 shards=15261 exchange_phases=1
2026-09-09T11:21:15.306910Z DEBUG materialized packed parallel reduction reduction_roots=1656
2026-09-09T11:21:15.307594Z DEBUG scheduled exchange phase phase=1 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T11:21:15.307808Z DEBUG lowered mid operation to tile work operation=2 source=Some(0) elapsed_ms=64 shards=21701 exchange_phases=2
2026-09-09T11:21:15.308854Z DEBUG lowered mid operation to tile work operation=3 source=Some(1) elapsed_ms=1 shards=21701 exchange_phases=2
2026-09-09T11:21:15.338588Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T11:21:15.339019Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=30 shards=21701 exchange_phases=3
2026-09-09T11:21:15.339600Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=0 shards=21701 exchange_phases=3
2026-09-09T11:21:15.343352Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(10) reason=OperatorInputs
2026-09-09T11:21:15.343369Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=3 shards=21701 exchange_phases=4
2026-09-09T11:21:15.344925Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=1 shards=21701 exchange_phases=4
2026-09-09T11:21:15.374658Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T11:21:15.379996Z DEBUG scheduled exchange phase phase=4 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T11:21:15.380127Z DEBUG lowered mid operation to tile work operation=8 source=Some(2) elapsed_ms=35 shards=28553 exchange_phases=5
2026-09-09T11:21:15.475152Z DEBUG built and costed logical tile schedule shards=28553 exchange_phases=5 build_ms=143.05385900000002 simplify_ms=2.587323 cost_ms=92.40992800000001
2026-09-09T11:21:15.498287Z DEBUG scheduled exchange phase phase=0 operation=Some(0) value=Some(8) reason=OperatorInputs
2026-09-09T11:21:15.498307Z DEBUG lowered mid operation to tile work operation=0 source=Some(0) elapsed_ms=2 shards=15177 exchange_phases=1
2026-09-09T11:21:15.499686Z DEBUG lowered mid operation to tile work operation=1 source=Some(0) elapsed_ms=1 shards=15177 exchange_phases=1
2026-09-09T11:21:15.570804Z DEBUG materialized packed parallel reduction reduction_roots=1862
2026-09-09T11:21:15.571382Z DEBUG scheduled exchange phase phase=1 operation=Some(0) value=Some(3) reason=OperatorInputs
2026-09-09T11:21:15.571601Z DEBUG lowered mid operation to tile work operation=2 source=Some(0) elapsed_ms=71 shards=22233 exchange_phases=2
2026-09-09T11:21:15.572628Z DEBUG lowered mid operation to tile work operation=3 source=Some(1) elapsed_ms=1 shards=22233 exchange_phases=2
2026-09-09T11:21:15.602340Z DEBUG scheduled exchange phase phase=2 operation=Some(2) value=Some(5) reason=LayoutRearrangement
2026-09-09T11:21:15.602761Z DEBUG lowered mid operation to tile work operation=4 source=Some(2) elapsed_ms=30 shards=22233 exchange_phases=3
2026-09-09T11:21:15.603337Z DEBUG lowered mid operation to tile work operation=5 source=Some(2) elapsed_ms=0 shards=22233 exchange_phases=3
2026-09-09T11:21:15.607081Z DEBUG scheduled exchange phase phase=3 operation=Some(2) value=Some(10) reason=OperatorInputs
2026-09-09T11:21:15.607097Z DEBUG lowered mid operation to tile work operation=6 source=Some(2) elapsed_ms=3 shards=22233 exchange_phases=4
2026-09-09T11:21:15.608650Z DEBUG lowered mid operation to tile work operation=7 source=Some(2) elapsed_ms=1 shards=22233 exchange_phases=4
2026-09-09T11:21:15.638116Z DEBUG materialized packed parallel reduction reduction_roots=1798
2026-09-09T11:21:15.643058Z DEBUG scheduled exchange phase phase=4 operation=Some(2) value=Some(7) reason=OperatorInputs
2026-09-09T11:21:15.643187Z DEBUG lowered mid operation to tile work operation=8 source=Some(2) elapsed_ms=34 shards=29085 exchange_phases=5
2026-09-09T11:21:15.738640Z DEBUG built and costed logical tile schedule shards=29085 exchange_phases=5 build_ms=149.939594 simplify_ms=2.5697229999999998 cost_ms=92.831833