See 
<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/307/display/redirect>

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[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
assert_that/Group/GroupByKey -> 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:docker:v1:0 (12/16) 
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[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
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[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
assert_that/Group/GroupByKey -> 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:docker:v1:0 (8/16) 
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[grpc-default-executor-1] INFO sdk_worker.run - No more requests from control 
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[grpc-default-executor-1] INFO sdk_worker.run - SDK Harness waiting for 
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[grpc-default-executor-1] INFO data_plane.close - Closing all cached grpc data 
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[grpc-default-executor-1] WARN 
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[grpc-default-executor-3] INFO sdk_worker.run - Done consuming work.
[grpc-default-executor-3] INFO sdk_worker_main.main - Python sdk harness 
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[grpc-default-executor-3] INFO 
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[assert_that/Group/GroupByKey -> 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:docker:v1:0 (2/16)] 
WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for 
unknown endpoint.
[assert_that/Group/GroupByKey -> 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:docker:v1:0 (2/16)] 
INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> 42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:docker:v1:0 
(2/16) (259404bed6d3e43aabb9f58a2e455ff3) switched from RUNNING to FINISHED.
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INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
assert_that/Group/GroupByKey -> 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:docker:v1:0 (2/16) 
(259404bed6d3e43aabb9f58a2e455ff3).
[assert_that/Group/GroupByKey -> 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:docker:v1:0 (2/16)] 
INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem 
streams are closed for task assert_that/Group/GroupByKey -> 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:docker:v1:0 (2/16) 
(259404bed6d3e43aabb9f58a2e455ff3) [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 
assert_that/Group/GroupByKey -> 
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259404bed6d3e43aabb9f58a2e455ff3.
[flink-akka.actor.default-dispatcher-3] INFO 
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org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect 
job manager a2ae45311662aefb4ffd95a7e1b94e1d@akka://flink/user/jobmanager_39 
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[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - JobManager for job 
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org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:3, state:ALLOCATED, resource profile: 
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nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{6e45d73beaadf09aa78175fcba1821f4}, jobId: 
e7ec43d661e53c38c264c2bd58ec6c61).
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Unregister 
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[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:14, state:ALLOCATED, resource profile: 
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nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{99588f9cc369dce0982359c8c036cb7a}, jobId: 
e7ec43d661e53c38c264c2bd58ec6c61).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
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AllocationID{3cf1ea88801ff45c786ebb0b74485fa9}, jobId: 
e7ec43d661e53c38c264c2bd58ec6c61).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
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org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:9, state:ALLOCATED, resource profile: 
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nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{4da33ea9f2029cc7b5ac9eb624730410}, jobId: 
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[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:1, state:ALLOCATED, resource profile: 
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AllocationID{d9dbe34ab0d9f8ef8e2deb337855cc60}, jobId: 
e7ec43d661e53c38c264c2bd58ec6c61).
[flink-akka.actor.default-dispatcher-2] INFO 
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nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{0c9c390c421bb180adc81fccc2b62f95}, jobId: 
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org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
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nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{1e8ad5a1858bc71b8899fe5ed17d10da}, jobId: 
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nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{04ac4d17092072692f528a5d51392296}, jobId: 
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nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{0eeb5f67e8293b17abcd924f4fe0d67d}, jobId: 
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AllocationID{ebc2de3894cd70c6d7f399d36d427dbe}, jobId: 
e7ec43d661e53c38c264c2bd58ec6c61).
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nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{432160d89ded1e0e34354f101b721c7b}, jobId: 
e7ec43d661e53c38c264c2bd58ec6c61).
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nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{b7c6c69323ffe97d6ffd4a1521becc8f}, jobId: 
e7ec43d661e53c38c264c2bd58ec6c61).
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org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopped Akka RPC service.
[flink-runner-job-server] INFO org.apache.beam.runners.flink.FlinkRunner - 
Execution finished in 1996 msecs
[flink-runner-job-server] INFO org.apache.beam.runners.flink.FlinkRunner - 
Final accumulator values:
[flink-runner-job-server] INFO org.apache.beam.runners.flink.FlinkRunner - 
__metricscontainers : 
org.apache.beam.runners.core.metrics.MetricsContainerStepMap@1b28a2ce
.
----------------------------------------------------------------------
Ran 25 tests in 75.592s

OK (skipped=7)
:beam-sdks-python:flinkCompatibilityMatrixStreaming (Thread[Task worker for ':' 
Thread 8,5,main]) completed. Took 1 mins 17.942 secs.

FAILURE: Build failed with an exception.

* Where:
Build file 
'<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'>
 line: 351

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

* Try:
Run with --stacktrace option to get the stack trace. Run with --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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See 
https://docs.gradle.org/4.10.2/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 10m 53s
59 actionable tasks: 54 executed, 4 from cache, 1 up-to-date

Publishing build scan...
https://gradle.com/s/iwpxqif3cspzw

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

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