See 
<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/117/display/redirect>

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[grpc-default-executor-3] INFO sdk_worker.run - No more requests from control 
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WARN org.apache.beam.runners.fnexecution.control.JobBundleFactoryBase - Error 
cleaning up environment url: 
"jenkins-docker-apache.bintray.io/beam/python:latest"
urn: "beam:env:docker:v1"
payload: "\n3jenkins-docker-apache.bintray.io/beam/python:latest"

java.lang.IllegalStateException: call already closed
        at 
org.apache.beam.vendor.guava.v20.com.google.common.base.Preconditions.checkState(Preconditions.java:444)
        at 
org.apache.beam.vendor.grpc.v1.io.grpc.internal.ServerCallImpl.close(ServerCallImpl.java:172)
        at 
org.apache.beam.vendor.grpc.v1.io.grpc.stub.ServerCalls$ServerCallStreamObserverImpl.onCompleted(ServerCalls.java:358)
        at 
org.apache.beam.runners.fnexecution.state.GrpcStateService.close(GrpcStateService.java:54)
        at 
org.apache.beam.runners.fnexecution.GrpcFnServer.close(GrpcFnServer.java:83)
        at 
org.apache.beam.runners.fnexecution.control.JobBundleFactoryBase$WrappedSdkHarnessClient.$closeResource(JobBundleFactoryBase.java:327)
        at 
org.apache.beam.runners.fnexecution.control.JobBundleFactoryBase$WrappedSdkHarnessClient.close(JobBundleFactoryBase.java:327)
        at 
org.apache.beam.runners.fnexecution.control.JobBundleFactoryBase.lambda$createEnvironmentCache$0(JobBundleFactoryBase.java:147)
        at 
org.apache.beam.repackaged.beam_runners_java_fn_execution.com.google.common.cache.LocalCache.processPendingNotifications(LocalCache.java:1963)
        at 
org.apache.beam.repackaged.beam_runners_java_fn_execution.com.google.common.cache.LocalCache$Segment.runUnlockedCleanup(LocalCache.java:3562)
        at 
org.apache.beam.repackaged.beam_runners_java_fn_execution.com.google.common.cache.LocalCache$Segment.postWriteCleanup(LocalCache.java:3538)
        at 
org.apache.beam.repackaged.beam_runners_java_fn_execution.com.google.common.cache.LocalCache$Segment.clear(LocalCache.java:3309)
        at 
org.apache.beam.repackaged.beam_runners_java_fn_execution.com.google.common.cache.LocalCache.clear(LocalCache.java:4322)
        at 
org.apache.beam.repackaged.beam_runners_java_fn_execution.com.google.common.cache.LocalCache$LocalManualCache.invalidateAll(LocalCache.java:4937)
        at 
org.apache.beam.runners.fnexecution.control.JobBundleFactoryBase.close(JobBundleFactoryBase.java:185)
        at 
org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.close(FlinkDefaultExecutableStageContext.java:46)
        at 
org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.closeActual(ReferenceCountingFlinkExecutableStageContextFactory.java:185)
        at 
org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.access$200(ReferenceCountingFlinkExecutableStageContextFactory.java:161)
        at 
org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory.release(ReferenceCountingFlinkExecutableStageContextFactory.java:149)
        at 
org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory.scheduleRelease(ReferenceCountingFlinkExecutableStageContextFactory.java:109)
        at 
org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory.access$300(ReferenceCountingFlinkExecutableStageContextFactory.java:40)
        at 
org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.close(ReferenceCountingFlinkExecutableStageContextFactory.java:181)
        at 
org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.$closeResource(ExecutableStageDoFnOperator.java:187)
        at 
org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.close(ExecutableStageDoFnOperator.java:202)
        at 
org.apache.flink.streaming.runtime.tasks.StreamTask.closeAllOperators(StreamTask.java:438)
        at 
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:323)
        at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
        at java.lang.Thread.run(Thread.java:748)
[assert_that/Group/GroupByKey -> 
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INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> 42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:docker:v1:0 
(2/16) (3c5b8392207ea808bd401afaaa0b37f0) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> 
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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) 
(3c5b8392207ea808bd401afaaa0b37f0).
[assert_that/Group/GroupByKey -> 
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INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem 
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(3c5b8392207ea808bd401afaaa0b37f0) [FINISHED]
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3c5b8392207ea808bd401afaaa0b37f0.
[flink-akka.actor.default-dispatcher-3] INFO 
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(3c5b8392207ea808bd401afaaa0b37f0) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Job 
test_windowing_1537791120.77 (f2ffbe19c1e8c9cb1d6bf75f1d0fa322) switched from 
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[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint 
coordinator for job f2ffbe19c1e8c9cb1d6bf75f1d0fa322.
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - 
Shutting down
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322 reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job 
test_windowing_1537791120.77(f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager 
connection for job f2ffbe19c1e8c9cb1d6bf75f1d0fa322.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster 
- Shutting down Flink Mini Cluster
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 
eae47608ff8bcfa8250a404da9c470b4: JobManager is shutting down..
[flink-runner-job-server] INFO 
org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest 
endpoint.
[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-4] INFO 
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect 
job manager bb80ebcdf7a87a6e0be331cdff194b86@akka://flink/user/jobmanager_39 
for job f2ffbe19c1e8c9cb1d6bf75f1d0fa322 from the resource manager.
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher 
akka://flink/user/dispatcher915dacd4-9656-45f3-bf48-48a73a5b1a5d.
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all 
currently running jobs of dispatcher 
akka://flink/user/dispatcher915dacd4-9656-45f3-bf48-48a73a5b1a5d.
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - JobManager for job 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322 with leader id 
bb80ebcdf7a87a6e0be331cdff194b86 lost leadership.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the 
SlotManager.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending 
the SlotManager.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Unregister 
TaskManager 32f6ada49335a79ea81567a6cfa714fe from the SlotManager.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:0, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{95ddbe597cc8fc33482852f97210dcfa}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:9, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{079286e40d2186581b8bc35af466cac8}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:10, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{cb4f4da5535293d5b536eb51d52532ab}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:6, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{6f7810741ab9c6b0363b5a839402286c}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:11, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{2210facf91caab5cbd3eaacc1c89bf3e}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:8, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{a071279bb9db1b1b6ad33f0bf9207f59}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:12, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{734e9b84e952ff3352a234554562368d}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:7, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{da0d4a7a280d99c500dd908a00d8c951}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:13, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{8560f4ed1e7bd359031d6922c16bff5d}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:14, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{008ef74603bd750f3f42d4476c04ce4b}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:15, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{d505ce3ea832a6990d5da51f36568136}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:4, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{2b97fdcc56faf543563b2b6ee6a3d85e}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:5, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{fdf2dab59bb2946090c1aa01eaa9c70f}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:2, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{e1b085565a0026075cc40fb6c38eb7cd}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Free slot 
TaskSlot(index:3, state:ALLOCATED, resource profile: 
ResourceProfile{cpuCores=1.0, heapMemoryInMB=42, directMemoryInMB=0, 
nativeMemoryInMB=0, networkMemoryInMB=0}, allocationId: 
AllocationID{0bf1da115a9c49aacdd566e3914a8c9e}, jobId: 
f2ffbe19c1e8c9cb1d6bf75f1d0fa322).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor 
akka://flink/user/taskmanager_38.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting 
down TaskExecutorLocalStateStoresManager.
[ForkJoinPool.commonPool-worker-2] INFO 
org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Removing cache 
directory /tmp/flink-web-ui
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed 
spill file directory /tmp/flink-io-4ea4d1a6-9584-4b2e-a7b2-246fc8633302
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator
 - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.io.network.NetworkEnvironment - Shutting down the 
network environment and its components.
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher 
akka://flink/user/dispatcher915dacd4-9656-45f3-bf48-48a73a5b1a5d.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader 
service.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor 
akka://flink/user/taskmanager_38.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:44863
[flink-akka.actor.default-dispatcher-2] INFO 
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 2062 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@e4018f31
.
----------------------------------------------------------------------
Ran 24 tests in 79.352s

OK (skipped=6)
Segmentation fault (core dumped)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreaming FAILED
:beam-sdks-python:flinkCompatibilityMatrixStreaming (Thread[Task worker for ':' 
Thread 9,5,main]) completed. Took 1 mins 21.642 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: 340

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreaming'.
> Process 'command 'sh'' finished with non-zero exit value 139

* 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 11m 55s
59 actionable tasks: 54 executed, 4 from cache, 1 up-to-date

Publishing build scan...
https://gradle.com/s/tojj6qkqlz53e

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

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