Build failed in Jenkins: beam_PostCommit_Python2 #213

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See <https://builds.apache.org/job/beam_PostCommit_Python2/213/display/redirect?page=changes>

Changes:

[katarzyna.kucharczyk] [BEAM-7946] changed name of sdist task in LoadTests gradle.

[iemejia] [BEAM-7954] Validate beam modules to disable guava imports from vendored

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[CHAIN MapPartition (MapPartition at [3]{ExternalTransform(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at [3]{ExternalTransform(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (1/2) (2fa3ff86a25e0b4b589ba6ae496e0d31) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [3]{ExternalTransform(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (2/2) (416a031f4a660abec15c7395786730b9) [FINISHED]
[CHAIN MapPartition (MapPartition at [3]{ExternalTransform(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for CHAIN MapPartition (MapPartition at [3]{ExternalTransform(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (1/2) (2fa3ff86a25e0b4b589ba6ae496e0d31).
[CHAIN MapPartition (MapPartition at [3]{ExternalTransform(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (1/2) (2fa3ff86a25e0b4b589ba6ae496e0d31) [FINISHED]
[flink-akka.actor.default-dispatcher-5] 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(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) 416a031f4a660abec15c7395786730b9.
[flink-akka.actor.default-dispatcher-5] 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(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) 2fa3ff86a25e0b4b589ba6ae496e0d31.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [3]{ExternalTransform(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (2/2) (416a031f4a660abec15c7395786730b9) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [3]{ExternalTransform(beam:transforms:xlang:filter_less_than_eq), ExternalTransform(beam:transforms:xlang:count)}) -> FlatMap (FlatMap at ExtractOutput[0]) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) -> Map (Key Extractor) (1/2) (2fa3ff86a25e0b4b589ba6ae496e0d31) switched from RUNNING to FINISHED.
[jobmanager-future-thread-14] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-10] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-10] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2).
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) switched from CREATED to DEPLOYING.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) [DEPLOYING]
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) 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(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2).
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) switched from CREATED to DEPLOYING.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) [DEPLOYING]
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) exceeded the 80 characters length limit and was truncated.
[GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (1/2) (fdcd0b299aa6e1a9715671da8efbbb67) switched from RUNNING to FINISHED.
[GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (1/2) (fdcd0b299aa6e1a9715671da8efbbb67).
[GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (2/2) (baebcf2351c5416da929b77565524e24) switched from RUNNING to FINISHED.
[GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (2/2) (baebcf2351c5416da929b77565524e24).
[GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (1/2) (fdcd0b299aa6e1a9715671da8efbbb67) [FINISHED]
[GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (2/2) (baebcf2351c5416da929b77565524e24) [FINISHED]
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) fdcd0b299aa6e1a9715671da8efbbb67.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) baebcf2351c5416da929b77565524e24.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (1/2) (fdcd0b299aa6e1a9715671da8efbbb67) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/Group) (2/2) (baebcf2351c5416da929b77565524e24) 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-10] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) switched from CREATED to DEPLOYING.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) [DEPLOYING]
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) [FINISHED]
[flink-akka.actor.default-dispatcher-10] 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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) f3efde5a815c38b446d7284c43c272bc.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) exceeded the 80 characters length limit and was truncated.
[jobmanager-future-thread-9] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (f3efde5a815c38b446d7284c43c272bc) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-10] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) switched from CREATED to DEPLOYING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) [DEPLOYING]
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-10] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) exceeded the 80 characters length limit and was truncated.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f).
[CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang: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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) [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(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) 84194673a78a17e6e208c0ba8e8b545f.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [2]ExternalTransform(beam:transforms:xlang:count)/Combine.perKey(Count)/{Merge, ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (84194673a78a17e6e208c0ba8e8b545f) 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_24:0:0 
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0 
[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:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) [FINISHED]
[flink-akka.actor.default-dispatcher-8] 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 102889e7028565b59c28b0138f790821.
[jobmanager-future-thread-11] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (f68a7f86e9f59bfdb364883ea574c81c) 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) (f76770b790ac1d6438fb863c97147fd3) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-10] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (f68a7f86e9f59bfdb364883ea574c81c) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (f76770b790ac1d6438fb863c97147fd3) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-10] 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-5] 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-8] 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) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (f68a7f86e9f59bfdb364883ea574c81c) switched from CREATED to DEPLOYING.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) (102889e7028565b59c28b0138f790821) switched from RUNNING to FINISHED.
[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) (f68a7f86e9f59bfdb364883ea574c81c) [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) (f68a7f86e9f59bfdb364883ea574c81c) [DEPLOYING].
[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) (f68a7f86e9f59bfdb364883ea574c81c) [DEPLOYING].
[flink-akka.actor.default-dispatcher-8] 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) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (f68a7f86e9f59bfdb364883ea574c81c) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (f68a7f86e9f59bfdb364883ea574c81c) 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) (f76770b790ac1d6438fb863c97147fd3) 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) (f76770b790ac1d6438fb863c97147fd3) [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) (f76770b790ac1d6438fb863c97147fd3) [DEPLOYING].
[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) (f76770b790ac1d6438fb863c97147fd3) [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) (f76770b790ac1d6438fb863c97147fd3) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (f76770b790ac1d6438fb863c97147fd3) switched from DEPLOYING to RUNNING.
[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) (8c9cebdbdfbda2352e5f9e88d2696ec6) 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) (8c9cebdbdfbda2352e5f9e88d2696ec6).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a).
[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) (062f61f1343626196fb34989ea8849c5) 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) (062f61f1343626196fb34989ea8849c5).
[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) (8c9cebdbdfbda2352e5f9e88d2696ec6) [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 - 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) (062f61f1343626196fb34989ea8849c5) [FINISHED]
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), 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:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) [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 Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) 8c9cebdbdfbda2352e5f9e88d2696ec6.
[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 Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) 062f61f1343626196fb34989ea8849c5.
[flink-akka.actor.default-dispatcher-5] 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) (8c9cebdbdfbda2352e5f9e88d2696ec6) switched from RUNNING to 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 [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 8da0e67eb12be392a151431b16ba657a.
[flink-akka.actor.default-dispatcher-5] 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) (062f61f1343626196fb34989ea8849c5) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:208>), Map(<lambda at external_test.py:209>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) (8da0e67eb12be392a151431b16ba657a) switched from RUNNING to FINISHED.
[jobmanager-future-thread-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (506d9ffe9b70539d158ba2a9ea0f4c74) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (506d9ffe9b70539d158ba2a9ea0f4c74) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-11] 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-8] 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) (506d9ffe9b70539d158ba2a9ea0f4c74) 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) (506d9ffe9b70539d158ba2a9ea0f4c74) [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) (506d9ffe9b70539d158ba2a9ea0f4c74) [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) (506d9ffe9b70539d158ba2a9ea0f4c74) [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) (506d9ffe9b70539d158ba2a9ea0f4c74) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (506d9ffe9b70539d158ba2a9ea0f4c74) 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) (f76770b790ac1d6438fb863c97147fd3) 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) (f76770b790ac1d6438fb863c97147fd3).
[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) (f76770b790ac1d6438fb863c97147fd3) [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) (f68a7f86e9f59bfdb364883ea574c81c) 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) (f68a7f86e9f59bfdb364883ea574c81c).
[flink-akka.actor.default-dispatcher-5] 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) f76770b790ac1d6438fb863c97147fd3.
[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) (f68a7f86e9f59bfdb364883ea574c81c) [FINISHED]
[jobmanager-future-thread-14] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (64682d742eb905165ff2510d233b73d6) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-5] 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) f68a7f86e9f59bfdb364883ea574c81c.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) (f76770b790ac1d6438fb863c97147fd3) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (64682d742eb905165ff2510d233b73d6) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-11] 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.executiongraph.ExecutionGraph - GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) (f68a7f86e9f59bfdb364883ea574c81c) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2).
[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) (64682d742eb905165ff2510d233b73d6) 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) (64682d742eb905165ff2510d233b73d6) [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) (64682d742eb905165ff2510d233b73d6) [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) (64682d742eb905165ff2510d233b73d6) [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) (64682d742eb905165ff2510d233b73d6) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (64682d742eb905165ff2510d233b73d6) switched from DEPLOYING to RUNNING.
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique name set for transform fn/read/ref_PCollection_PCollection_27:0 
[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}) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (506d9ffe9b70539d158ba2a9ea0f4c74) 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) (506d9ffe9b70539d158ba2a9ea0f4c74).
[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) (506d9ffe9b70539d158ba2a9ea0f4c74) [FINISHED]
[jobmanager-future-thread-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-11] 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}) 506d9ffe9b70539d158ba2a9ea0f4c74.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying DataSink (DiscardingOutput) (2/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task DataSink (DiscardingOutput) (2/2).
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) 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) (b81c1b7141f823c929c87c060b691fe3) [DEPLOYING]
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) [DEPLOYING].
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (506d9ffe9b70539d158ba2a9ea0f4c74) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) [DEPLOYING].
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) switched from DEPLOYING to RUNNING.
[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) (64682d742eb905165ff2510d233b73d6) 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) (64682d742eb905165ff2510d233b73d6).
[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) (64682d742eb905165ff2510d233b73d6) [FINISHED]
[jobmanager-future-thread-1] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-8] 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}) 64682d742eb905165ff2510d233b73d6.
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3).
[DataSink (DiscardingOutput) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) [FINISHED]
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying DataSink (DiscardingOutput) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and sending final execution state FINISHED to JobManager for task DataSink (DiscardingOutput) b81c1b7141f823c929c87c060b691fe3.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (64682d742eb905165ff2510d233b73d6) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (2/2) (b81c1b7141f823c929c87c060b691fe3) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task DataSink (DiscardingOutput) (1/2).
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) 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) (0062833017458387dc2a20ce60512b74) [DEPLOYING]
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) [DEPLOYING].
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) [DEPLOYING].
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) switched from DEPLOYING to RUNNING.
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74).
[DataSink (DiscardingOutput) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) [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) 0062833017458387dc2a20ce60512b74.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink (DiscardingOutput) (1/2) (0062833017458387dc2a20ce60512b74) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job BeamApp-root-0813182612-419a4bad (d61d2c0a57a572b92aba7363a3cdf7ad) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job d61d2c0a57a572b92aba7363a3cdf7ad reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job BeamApp-root-0813182612-419a4bad(d61d2c0a57a572b92aba7363a3cdf7ad).
[flink-runner-job-invoker] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job d61d2c0a57a572b92aba7363a3cdf7ad.
[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 - Close ResourceManager connection 2e77cbb80af0d12422aa4ed9da332d9e: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcher129fe7e6-1eb6-4d78-8e96-ee969555799e.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcher129fe7e6-1eb6-4d78-8e96-ee969555799e.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_0.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager a6f5a1a1e191ebeb439e7587526c47b6@akka://flink/user/jobmanager_1 for job d61d2c0a57a572b92aba7363a3cdf7ad from the resource manager.
[flink-akka.actor.default-dispatcher-11] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - JobManager for job d61d2c0a57a572b92aba7363a3cdf7ad with leader id a6f5a1a1e191ebeb439e7587526c47b6 lost leadership.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-16ce253a-45c2-45d7-9f06-72f34d681703
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.io.network.NetworkEnvironment - Shutting down the network environment and its components.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-8] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcher129fe7e6-1eb6-4d78-8e96-ee969555799e.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-7] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[ForkJoinPool.commonPool-worker-9] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Removing cache directory /tmp/flink-web-ui
[ForkJoinPool.commonPool-worker-9] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shut down complete.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_0.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:37787
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopped Akka RPC service.
[flink-runner-job-invoker] INFO org.apache.beam.runners.flink.FlinkPipelineRunner - Execution finished in 20220 msecs
[flink-runner-job-invoker] INFO org.apache.beam.runners.flink.FlinkPipelineRunner - Final accumulator values:
[flink-runner-job-invoker] INFO org.apache.beam.runners.flink.FlinkPipelineRunner - __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_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 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ref_PCollection_PCollection_9:beam:metric:ptransform_execution_time:total_msecs:v1 {PTRANSFORM=ref_AppliedPTransform_Map(<lambda at external_test.py:204>)_18}: 2)Distributions(ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_16}: DistributionResult{sum=54, count=3, min=18, max=18}, ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_15}: DistributionResult{sum=51, count=3, min=17, max=17}, ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_14}: DistributionResult{sum=45, count=3, min=15, max=15}, ref_PCollection_PCollection_27:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_30}: DistributionResult{sum=14, count=1, min=14, max=14}, ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_24:1}: DistributionResult{sum=19, count=1, min=19, max=19}, ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_17}: DistributionResult{sum=13, count=1, min=13, max=13}, ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_18}: DistributionResult{sum=16, count=1, min=16, max=16}, ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_24:0}: DistributionResult{sum=72, count=3, min=24, max=24}, ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_19}: DistributionResult{sum=15, count=1, min=15, max=15}, ref_PCollection_PCollection_9:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_9}: DistributionResult{sum=192, count=12, min=16, max=16}, ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 {PCOLLECTION=ref_PCollection_PCollection_22}: 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=165, count=11, 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_ce53fdfa-78b6-4fce-8e5d-d28fc3aa8ac3/MANIFEST has 0 artifact locations
[flink-runner-job-invoker] INFO org.apache.beam.runners.fnexecution.artifact.BeamFileSystemArtifactStagingService - Removed dir /tmp/beam-artifact-staging/job_ce53fdfa-78b6-4fce-8e5d-d28fc3aa8ac3/

> Task :sdks:python:test-suites:portable:py2:crossLanguageTests

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':sdks:python:test-suites:dataflow:py2:setupVirtualenv'.
> 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 7m 50s
108 actionable tasks: 83 executed, 22 from cache, 3 up-to-date

Publishing build scan...
https://gradle.com/s/bvpd6gxuyt44g

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

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