Build failed in Jenkins: beam_PostCommit_Python_Verify #8500

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[CHAIN MapPartition (MapPartition at [3]{ExternalTransform(pytest:beam:transforms:filter_less_than), ExternalTransform(pytest:beam:transforms:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task CHAIN MapPartition (MapPartition at [3]{ExternalTransform(pytest:beam:transforms:filter_less_than), ExternalTransform(pytest:beam:transforms:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (1/2) (01224ad58fad57a0c8494af05c5d73c6) [FINISHED]
[CHAIN MapPartition (MapPartition at [3]{ExternalTransform(pytest:beam:transforms:filter_less_than), ExternalTransform(pytest:beam:transforms:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task CHAIN MapPartition (MapPartition at [3]{ExternalTransform(pytest:beam:transforms:filter_less_than), ExternalTransform(pytest:beam:transforms:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (2/2) (f144e06afa86c5f234d268b8611b0e74) [FINISHED]
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task CHAIN MapPartition (MapPartition at [3]{ExternalTransform(pytest:beam:transforms:filter_less_than), ExternalTransform(pytest:beam:transforms:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) 01224ad58fad57a0c8494af05c5d73c6.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task CHAIN MapPartition (MapPartition at [3]{ExternalTransform(pytest:beam:transforms:filter_less_than), ExternalTransform(pytest:beam:transforms:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) f144e06afa86c5f234d268b8611b0e74.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [3]{ExternalTransform(pytest:beam:transforms:filter_less_than), ExternalTransform(pytest:beam:transforms:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (1/2) (01224ad58fad57a0c8494af05c5d73c6) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [3]{ExternalTransform(pytest:beam:transforms:filter_less_than), ExternalTransform(pytest:beam:transforms:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (2/2) (f144e06afa86c5f234d268b8611b0e74) switched from RUNNING to FINISHED.
[jobmanager-future-thread-9] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2).
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) switched from CREATED to DEPLOYING.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) [DEPLOYING]
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] WARN org.apache.flink.metrics.MetricGroup - The operator name MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) exceeded the 80 characters length limit and was truncated.
[jobmanager-future-thread-15] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2).
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) switched from CREATED to DEPLOYING.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) [DEPLOYING]
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] WARN org.apache.flink.metrics.MetricGroup - The operator name MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) exceeded the 80 characters length limit and was truncated.
[GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (1/2) (61eb87ab7fbcdafe7bdf5aff4e16b01d) switched from RUNNING to FINISHED.
[GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (1/2) (61eb87ab7fbcdafe7bdf5aff4e16b01d).
[GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (2/2) (85ce447967e57395b42c89909c5415c7) switched from RUNNING to FINISHED.
[GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (1/2) (61eb87ab7fbcdafe7bdf5aff4e16b01d) [FINISHED]
[GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (2/2) (85ce447967e57395b42c89909c5415c7).
[GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (2/2) (85ce447967e57395b42c89909c5415c7) [FINISHED]
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) 61eb87ab7fbcdafe7bdf5aff4e16b01d.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) 85ce447967e57395b42c89909c5415c7.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (1/2) (61eb87ab7fbcdafe7bdf5aff4e16b01d) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Group) (2/2) (85ce447967e57395b42c89909c5415c7) switched from RUNNING to FINISHED.
[jobmanager-future-thread-13] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) switched from CREATED to DEPLOYING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) [DEPLOYING]
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] WARN org.apache.flink.metrics.MetricGroup - The operator name MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) exceeded the 80 characters length limit and was truncated.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c).
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) [FINISHED]
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) e30ad948ef91898caa234eeb57780b1c.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (e30ad948ef91898caa234eeb57780b1c) switched from RUNNING to FINISHED.
[jobmanager-future-thread-10] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) switched from CREATED to DEPLOYING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) [DEPLOYING]
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] WARN org.apache.flink.metrics.MetricGroup - The operator name MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) exceeded the 80 characters length limit and was truncated.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea).
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) [FINISHED]
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) 689e85a66b4a503ce03a1ac073b61aea.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (689e85a66b4a503ce03a1ac073b61aea) switched from RUNNING to FINISHED.
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0 
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0 
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique name set for transform fn/read/ref_PCollection_PCollection_14:0 
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique name set for transform fn/read/ref_PCollection_PCollection_14:0 
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) [FINISHED]
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) [FINISHED]
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 83133b916281f7c3572a6da963a383e0.
[jobmanager-future-thread-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) switched from CREATED to SCHEDULED.
[jobmanager-future-thread-13] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) d8e914adbe656104cd4664758493cfa5.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (83133b916281f7c3572a6da963a383e0) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2).
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) switched from CREATED to DEPLOYING.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) [DEPLOYING]
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) [DEPLOYING].
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2).
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) [DEPLOYING].
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) switched from DEPLOYING to RUNNING.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) switched from CREATED to DEPLOYING.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) [DEPLOYING]
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) [DEPLOYING].
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (d8e914adbe656104cd4664758493cfa5) switched from RUNNING to FINISHED.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) [DEPLOYING].
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) switched from DEPLOYING to RUNNING.
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2) (3288da502813f00e79a79e81fa4eb485) switched from RUNNING to FINISHED.
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2) (3288da502813f00e79a79e81fa4eb485).
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2) (95568afcc7f572d5d1ef23c332e53416) switched from RUNNING to FINISHED.
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2) (95568afcc7f572d5d1ef23c332e53416).
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2) (3288da502813f00e79a79e81fa4eb485) [FINISHED]
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2) (95568afcc7f572d5d1ef23c332e53416) [FINISHED]
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) 3288da502813f00e79a79e81fa4eb485.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) 95568afcc7f572d5d1ef23c332e53416.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2) (3288da502813f00e79a79e81fa4eb485) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2) (95568afcc7f572d5d1ef23c332e53416) switched from RUNNING to FINISHED.
[jobmanager-future-thread-15] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2).
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) switched from CREATED to DEPLOYING.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) [DEPLOYING]
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) [DEPLOYING].
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) [DEPLOYING].
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) switched from DEPLOYING to RUNNING.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) switched from RUNNING to FINISHED.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377).
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) [FINISHED]
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) 5561d89f173301c4996c0f7b44091377.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (5561d89f173301c4996c0f7b44091377) switched from RUNNING to FINISHED.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) switched from RUNNING to FINISHED.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01).
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) [FINISHED]
[jobmanager-future-thread-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) c01ece21cdd649e0e6eb714e5efe0d01.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (c01ece21cdd649e0e6eb714e5efe0d01) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2).
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique name set for transform fn/read/ref_PCollection_PCollection_27:0 
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) switched from CREATED to DEPLOYING.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) [DEPLOYING]
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) [DEPLOYING].
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) [DEPLOYING].
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) switched from DEPLOYING to RUNNING.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) switched from RUNNING to FINISHED.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be).
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) [FINISHED]
[jobmanager-future-thread-10] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) 94a1169e2def803e14fd0841d43e24be.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying DataSink (DiscardingOutput) (2/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task DataSink (DiscardingOutput) (2/2).
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (94a1169e2def803e14fd0841d43e24be) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) switched from CREATED to DEPLOYING.
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) [DEPLOYING]
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) [DEPLOYING].
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) [DEPLOYING].
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) switched from DEPLOYING to RUNNING.
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0).
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) [FINISHED]
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task DataSink (DiscardingOutput) e9043658edca7dd835366e06cb6fffa0.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (2/2) (e9043658edca7dd835366e06cb6fffa0) switched from RUNNING to FINISHED.
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique name set for transform fn/read/ref_PCollection_PCollection_27:0 
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) switched from RUNNING to FINISHED.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179).
[jobmanager-future-thread-16] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) switched from CREATED to SCHEDULED.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) [FINISHED]
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) eb15ab822cbca33939fac80e5069e179.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying DataSink (DiscardingOutput) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task DataSink (DiscardingOutput) (1/2).
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (eb15ab822cbca33939fac80e5069e179) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) switched from CREATED to DEPLOYING.
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak safety net for task DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) [DEPLOYING]
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) [DEPLOYING].
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) [DEPLOYING].
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) switched from DEPLOYING to RUNNING.
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170).
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) [FINISHED]
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task DataSink (DiscardingOutput) 2bc04c39cad7327ecb516be7110ea170.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (1/2) (2bc04c39cad7327ecb516be7110ea170) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job BeamApp-root-0614071244-c451a5ed (4eb1987f88660b88f42b31b672c6382b) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 4eb1987f88660b88f42b31b672c6382b reached globally terminal state FINISHED.
[flink-runner-job-invoker] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-runner-job-invoker] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job BeamApp-root-0614071244-c451a5ed(4eb1987f88660b88f42b31b672c6382b).
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_0.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 2ded6efdb0f919bd48534f3c6c7f5d5d: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcher8112a817-02f9-420f-9e57-3162fd9a538d.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcher8112a817-02f9-420f-9e57-3162fd9a538d.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager a3898939f27c025546e6b2ae9b954e03@akka://flink/user/jobmanager_1 for job 4eb1987f88660b88f42b31b672c6382b from the resource manager.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-738d4b43-5d09-4e99-a2f2-e80befd72c9b
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - JobManager for job 4eb1987f88660b88f42b31b672c6382b with leader id a3898939f27c025546e6b2ae9b954e03 lost leadership.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.io.network.NetworkEnvironment - Shutting down the network environment and its components.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcher8112a817-02f9-420f-9e57-3162fd9a538d.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Removing cache directory /tmp/flink-web-ui
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shut down complete.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_0.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:43333
[flink-akka.actor.default-dispatcher-6] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopped Akka RPC service.
[flink-runner-job-invoker] INFO org.apache.beam.runners.flink.FlinkRunner - Execution finished in 15044 msecs
[flink-runner-job-invoker] INFO org.apache.beam.runners.flink.FlinkRunner - Final accumulator values:
[flink-runner-job-invoker] INFO org.apache.beam.runners.flink.FlinkRunner - __metricscontainers : MetricQueryResults(Counters(ref_PCollection_PCollection_14:beam:metric:pardo_execution_time:start_bundle_msecs:v1 {PTRANSFORM=ref_AppliedPTransform_assert_that/Group/Flatten_34}: 0, ref_PCollection_PCollection_27:beam:metric:pardo_execution_time:start_bundle_msecs:v1 {PTRANSFORM=fn/read/ref_PCollection_PCollection_27:0}: 0, ref_PCollection_PCollection_12:beam:metric:pardo_execution_time:finish_bundle_msecs:v1 {PTRANSFORM=ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Precombine}: 0, ref_PCollection_PCollection_9:beam:metric:pardo_execution_time:finish_bundle_msecs:v1 {PTRANSFORM=fn/read/ref_PCollection_PCollection_9:0}: 0, ref_PCollection_PCollection_9:beam:metric:pardo_execution_time:start_bundle_msecs:v1 {PTRANSFORM=fn/read/ref_PCollection_PCollection_9:0}: 0, ref_PCollection_PCollection_27:beam:metric:pardo_execution_time:finish_bundle_msecs:v1 {PTRANSFORM=fn/read/ref_PCollection_PCollection_27:0}: 0, ref_PCollection_PCollection_9:beam:metric:pardo_execution_time:process_bundle_msecs:v1 {PTRANSFORM=fn/read/ref_PCollection_PCollection_9:0}: 0, ref_PCollection_PCollection_14:beam:metric:pardo_execution_time:finish_bundle_msecs:v1 {PTRANSFORM=ref_AppliedPTransform_assert_that/ToVoidKey_30}: 0, ref_PCollection_PCollection_12:beam:metric:pardo_execution_time:process_bundle_msecs:v1 {PTRANSFORM=external_2root/Init/Map/ParMultiDo(Anonymous)}: 0, ref_PCollection_PCollection_9:beam:metric:pardo_execution_time:finish_bundle_msecs:v1 {PTRANSFORM=fn/write/ref_PCollection_PCollection_12:0}: 0, ref_PCollection_PCollection_12:beam:metric:element_count:v1 {PCOLLECTION=pcollection}: 5, ref_PCollection_PCollection_12:beam:metric:pardo_execution_time:process_bundle_msecs:v1 {PTRANSFORM=ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/Precombine}: 0, 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DistributionResult{sum=17, count=1, min=17, max=17}, ref_PCollection_PCollection_9:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_10}: DistributionResult{sum=168, count=12, min=14, max=14}, ref_PCollection_PCollection_9:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_12}: DistributionResult{sum=168, count=12, min=14, max=14}, ref_PCollection_PCollection_9:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_11}: DistributionResult{sum=168, count=12, min=14, max=14}, ref_PCollection_PCollection_1:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_1}: DistributionResult{sum=13, count=1, min=13, max=13}, ref_PCollection_PCollection_27:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_27}: DistributionResult{sum=58, count=1, min=58, max=58}, ref_PCollection_PCollection_27:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_28}: DistributionResult{sum=41, count=1, min=41, max=41}, ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_23}: DistributionResult{sum=63, count=3, min=21, max=21}, ref_PCollection_PCollection_27:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_29}: DistributionResult{sum=33, count=1, min=33, max=33}, ref_PCollection_PCollection_1:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_2}: DistributionResult{sum=180, count=12, min=15, max=15}, ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_21}: DistributionResult{sum=57, count=3, min=19, max=19}, ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_20}: DistributionResult{sum=54, count=3, min=18, max=18}))
[flink-runner-job-invoker] INFO org.apache.beam.runners.fnexecution.artifact.BeamFileSystemArtifactRetrievalService - Manifest at /tmp/beam-artifact-staging/job_2cca0ae9-ea46-407e-9ee8-eaceed986f57/MANIFEST has 0 artifact locations
[flink-runner-job-invoker] INFO org.apache.beam.runners.fnexecution.artifact.BeamFileSystemArtifactStagingService - Removed dir /tmp/beam-artifact-staging/job_2cca0ae9-ea46-407e-9ee8-eaceed986f57/

> Task :sdks:python:crossLanguageTests

FAILURE: Build failed with an exception.

* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_Verify/ws/src/sdks/python/build.gradle'> line: 181

* What went wrong:
Execution failed for task ':sdks:python:postCommitIT'.
> Process 'command 'sh'' finished with non-zero exit value 1

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with Gradle 6.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/5.2.1/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 1h 12m 53s
104 actionable tasks: 80 executed, 21 from cache, 3 up-to-date

Publishing build scan...
https://gradle.com/s/5dipbum43ldmg

Build step 'Invoke Gradle script' changed build result to FAILURE
Build step 'Invoke Gradle script' marked build as failure

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