See 
<https://builds.apache.org/job/beam_PostCommit_Python35_VR_Flink/712/display/redirect?page=changes>

Changes:

[kamil.wasilewski] [BEAM-8979] Remove mypy-protobuf dependency


------------------------------------------
[...truncated 34.23 MB...]
        at 
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:396)
        at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:705)
        at org.apache.flink.runtime.taskmanager.Task.run(Task.java:530)
        at java.lang.Thread.run(Thread.java:748)

Dec 17, 2019 11:21:40 PM 
org.apache.beam.vendor.grpc.v1p21p0.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference
 cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=938, target=localhost:45365} 
was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until 
awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
        at 
org.apache.beam.vendor.grpc.v1p21p0.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:94)
        at 
org.apache.beam.vendor.grpc.v1p21p0.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:52)
        at 
org.apache.beam.vendor.grpc.v1p21p0.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:43)
        at 
org.apache.beam.vendor.grpc.v1p21p0.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:514)
        at 
org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
        at 
org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory$1.close(ExternalEnvironmentFactory.java:155)
        at 
org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$WrappedSdkHarnessClient.$closeResource(DefaultJobBundleFactory.java:476)
        at 
org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$WrappedSdkHarnessClient.close(DefaultJobBundleFactory.java:476)
        at 
org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$WrappedSdkHarnessClient.unref(DefaultJobBundleFactory.java:491)
        at 
org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$WrappedSdkHarnessClient.access$1800(DefaultJobBundleFactory.java:431)
        at 
org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$createEnvironmentCaches$3(DefaultJobBundleFactory.java:168)
        at 
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache.processPendingNotifications(LocalCache.java:1809)
        at 
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$Segment.runUnlockedCleanup(LocalCache.java:3462)
        at 
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$Segment.postWriteCleanup(LocalCache.java:3438)
        at 
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$Segment.clear(LocalCache.java:3215)
        at 
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache.clear(LocalCache.java:4270)
        at 
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$LocalManualCache.invalidateAll(LocalCache.java:4909)
        at 
org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.close(DefaultJobBundleFactory.java:258)
        at 
org.apache.beam.runners.fnexecution.control.DefaultExecutableStageContext.close(DefaultExecutableStageContext.java:43)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory$WrappedContext.closeActual(ReferenceCountingExecutableStageContextFactory.java:208)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory$WrappedContext.access$200(ReferenceCountingExecutableStageContextFactory.java:184)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory.release(ReferenceCountingExecutableStageContextFactory.java:173)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory.scheduleRelease(ReferenceCountingExecutableStageContextFactory.java:132)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory.access$300(ReferenceCountingExecutableStageContextFactory.java:44)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory$WrappedContext.close(ReferenceCountingExecutableStageContextFactory.java:204)
        at 
org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.$closeResource(ExecutableStageDoFnOperator.java:489)
        at 
org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.dispose(ExecutableStageDoFnOperator.java:489)
        at 
org.apache.flink.streaming.runtime.tasks.StreamTask.tryDisposeAllOperators(StreamTask.java:562)
        at 
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:443)
        at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:705)
        at org.apache.flink.runtime.taskmanager.Task.run(Task.java:530)
        at java.lang.Thread.run(Thread.java:748)

[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2).
[ToKeyedWorkItem (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
ToKeyedWorkItem (2/2) (3a4a653ae3f468ed4c82d2f319a55f3e) switched from 
DEPLOYING to RUNNING.
[ToKeyedWorkItem (2/2)] INFO 
org.apache.flink.streaming.runtime.tasks.StreamTask - No state backend has been 
configured, using default (Memory / JobManager) MemoryStateBackend (data in 
heap memory / checkpoints to JobManager) (checkpoints: 'null', savepoints: 
'null', asynchronous: TRUE, maxStateSize: 5242880)
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (2/2) 
(3a4a653ae3f468ed4c82d2f319a55f3e) switched from DEPLOYING to RUNNING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> [3]assert_that/{Group, Unkey, Match} (1/2) 
(9103fecb4b83947e522a8a5831540e24) switched from CREATED to DEPLOYING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream 
leak safety net for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, 
Unkey, Match} (1/2) (9103fecb4b83947e522a8a5831540e24) [DEPLOYING]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2) 
(9103fecb4b83947e522a8a5831540e24) [DEPLOYING].
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2) 
(9103fecb4b83947e522a8a5831540e24) [DEPLOYING].
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> [3]assert_that/{Group, Unkey, Match} (1/2) 
(9103fecb4b83947e522a8a5831540e24) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.streaming.runtime.tasks.StreamTask - No state backend has 
been configured, using default (Memory / JobManager) MemoryStateBackend (data 
in heap memory / checkpoints to JobManager) (checkpoints: 'null', savepoints: 
'null', asynchronous: TRUE, maxStateSize: 5242880)
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2) 
(9103fecb4b83947e522a8a5831540e24) switched from DEPLOYING to RUNNING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> [3]assert_that/{Group, Unkey, Match} (2/2) 
(f39ff7cacbab7fbff9e1950091f1370b) switched from CREATED to DEPLOYING.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Activate slot 
9cacbacbc8765707882705585f1de56a.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream 
leak safety net for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, 
Unkey, Match} (2/2) (f39ff7cacbab7fbff9e1950091f1370b) [DEPLOYING]
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Activate slot 
0a0b39d6062a296810540d6100f1cb10.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2) 
(f39ff7cacbab7fbff9e1950091f1370b) [DEPLOYING].
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2) 
(f39ff7cacbab7fbff9e1950091f1370b) [DEPLOYING].
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> [3]assert_that/{Group, Unkey, Match} (2/2) 
(f39ff7cacbab7fbff9e1950091f1370b) switched from DEPLOYING to RUNNING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.streaming.runtime.tasks.StreamTask - No state backend has 
been configured, using default (Memory / JobManager) MemoryStateBackend (data 
in heap memory / checkpoints to JobManager) (checkpoints: 'null', savepoints: 
'null', asynchronous: TRUE, maxStateSize: 5242880)
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2) 
(f39ff7cacbab7fbff9e1950091f1370b) switched from DEPLOYING to RUNNING.
INFO:apache_beam.runners.worker.statecache:Creating state cache with size 0
INFO:apache_beam.runners.worker.sdk_worker:Creating insecure control channel 
for localhost:40741.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing 
heap keyed state backend with stream factory.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing 
heap keyed state backend with stream factory.
INFO:apache_beam.runners.worker.sdk_worker:Control channel established.
INFO:apache_beam.runners.worker.sdk_worker:Initializing SDKHarness with 
unbounded number of workers.
[grpc-default-executor-0] INFO 
org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - 
Beam Fn Control client connected with id 31-1
INFO:apache_beam.runners.worker.sdk_worker:Creating insecure state channel for 
localhost:43165.
[[1]Create/FlatMap(<lambda at core.py:2573>) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [1]Create/FlatMap(<lambda at 
core.py:2573>) (1/2) (9708d77d5156c333ef18097f0a42061a) switched from RUNNING 
to FINISHED.
[[1]Create/FlatMap(<lambda at core.py:2573>) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[1]Create/FlatMap(<lambda at core.py:2573>) (1/2) 
(9708d77d5156c333ef18097f0a42061a).
[[1]Create/FlatMap(<lambda at core.py:2573>) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [1]Create/FlatMap(<lambda at core.py:2573>) (1/2) 
(9708d77d5156c333ef18097f0a42061a) [FINISHED]
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and 
sending final execution state FINISHED to JobManager for task 
[1]Create/FlatMap(<lambda at core.py:2573>) 9708d77d5156c333ef18097f0a42061a.
INFO:apache_beam.runners.worker.sdk_worker:State channel established.
[[4]assert_that/{Create, Group} (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [4]assert_that/{Create, Group} 
(2/2) (e8020d8bad1d151e83ba24704584fe85) switched from RUNNING to FINISHED.
[[4]assert_that/{Create, Group} (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[4]assert_that/{Create, Group} (2/2) (e8020d8bad1d151e83ba24704584fe85).
[[4]assert_that/{Create, Group} (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [4]assert_that/{Create, Group} (2/2) 
(e8020d8bad1d151e83ba24704584fe85) [FINISHED]
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and 
sending final execution state FINISHED to JobManager for task 
[4]assert_that/{Create, Group} e8020d8bad1d151e83ba24704584fe85.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
[1]Create/FlatMap(<lambda at core.py:2573>) (1/2) 
(9708d77d5156c333ef18097f0a42061a) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
[4]assert_that/{Create, Group} (2/2) (e8020d8bad1d151e83ba24704584fe85) 
switched from RUNNING to FINISHED.
INFO:apache_beam.runners.worker.data_plane:Creating client data channel for 
localhost:41797
[grpc-default-executor-0] INFO 
org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client 
connected.
[[1]Create/FlatMap(<lambda at core.py:2573>) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [1]Create/FlatMap(<lambda at 
core.py:2573>) (2/2) (1db6b12daa5da290db06df71a4b7b049) switched from RUNNING 
to FINISHED.
[[1]Create/FlatMap(<lambda at core.py:2573>) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[1]Create/FlatMap(<lambda at core.py:2573>) (2/2) 
(1db6b12daa5da290db06df71a4b7b049).
[[1]Create/FlatMap(<lambda at core.py:2573>) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [1]Create/FlatMap(<lambda at core.py:2573>) (2/2) 
(1db6b12daa5da290db06df71a4b7b049) [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 
[1]Create/FlatMap(<lambda at core.py:2573>) 1db6b12daa5da290db06df71a4b7b049.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
[1]Create/FlatMap(<lambda at core.py:2573>) (2/2) 
(1db6b12daa5da290db06df71a4b7b049) switched from RUNNING to FINISHED.
[[4]assert_that/{Create, Group} (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [4]assert_that/{Create, Group} 
(1/2) (541b360c93538ba66064ec01d60b468c) switched from RUNNING to FINISHED.
[[4]assert_that/{Create, Group} (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[4]assert_that/{Create, Group} (1/2) (541b360c93538ba66064ec01d60b468c).
[[4]assert_that/{Create, Group} (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [4]assert_that/{Create, Group} (1/2) 
(541b360c93538ba66064ec01d60b468c) [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 
[4]assert_that/{Create, Group} 541b360c93538ba66064ec01d60b468c.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
[4]assert_that/{Create, Group} (1/2) (541b360c93538ba66064ec01d60b468c) 
switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at 
fn_api_runner_test.py:591>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2) 
(d453baa6b05de0fd886de13972c3f560) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2) 
(d453baa6b05de0fd886de13972c3f560).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2) 
(d453baa6b05de0fd886de13972c3f560) [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 [3]{Create, 
Map(<lambda at fn_api_runner_test.py:591>), WindowInto(WindowIntoFn)} -> 
ToKeyedWorkItem d453baa6b05de0fd886de13972c3f560.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, 
Map(<lambda at fn_api_runner_test.py:591>), WindowInto(WindowIntoFn)} -> 
ToKeyedWorkItem (2/2) (d453baa6b05de0fd886de13972c3f560) switched from RUNNING 
to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at 
fn_api_runner_test.py:591>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/2) 
(fa3c4f3a2f78646023522c6ed0738f6f) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/2) 
(fa3c4f3a2f78646023522c6ed0738f6f).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [3]{Create, Map(<lambda at fn_api_runner_test.py:591>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/2) 
(fa3c4f3a2f78646023522c6ed0738f6f) [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 [3]{Create, 
Map(<lambda at fn_api_runner_test.py:591>), WindowInto(WindowIntoFn)} -> 
ToKeyedWorkItem fa3c4f3a2f78646023522c6ed0738f6f.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:594>), assert_that} 
(1/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> 
[5]{Map(<lambda at fn_api_runner_test.py:594>), assert_that} (1/2) 
(f2558b1eb19f0497d8e8d7d6a2af9de4) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:594>), assert_that} 
(1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources 
for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:594>), assert_that} 
(1/2) (f2558b1eb19f0497d8e8d7d6a2af9de4).
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, 
Map(<lambda at fn_api_runner_test.py:591>), WindowInto(WindowIntoFn)} -> 
ToKeyedWorkItem (1/2) (fa3c4f3a2f78646023522c6ed0738f6f) switched from RUNNING 
to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:594>), assert_that} 
(1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem 
streams are closed for task GroupByKey -> [5]{Map(<lambda at 
fn_api_runner_test.py:594>), assert_that} (1/2) 
(f2558b1eb19f0497d8e8d7d6a2af9de4) [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 GroupByKey -> 
[5]{Map(<lambda at fn_api_runner_test.py:594>), assert_that} 
f2558b1eb19f0497d8e8d7d6a2af9de4.
[ToKeyedWorkItem (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
ToKeyedWorkItem (1/2) (814875266d0c6e9a3f5bed779c8f0dbd) switched from RUNNING 
to FINISHED.
[ToKeyedWorkItem (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Freeing task resources for ToKeyedWorkItem (1/2) 
(814875266d0c6e9a3f5bed779c8f0dbd).
[ToKeyedWorkItem (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/2) 
(814875266d0c6e9a3f5bed779c8f0dbd) [FINISHED]
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42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:ptransform_execution_time:total_msecs:v1
 
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24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:pardo_execution_time:start_bundle_msecs:v1
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42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:pardo_execution_time:finish_bundle_msecs:v1
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26assert_that/Create/Impulse.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
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14Create/Impulse.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1 
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[flink-runner-job-invoker] WARN 
org.apache.beam.runners.fnexecution.jobsubmission.InMemoryJobService - Failed 
to remove job staging directory for token 
{"sessionId":"job_a4935074-fc2d-4262-9777-95624c3236ba","basePath":"/tmp/flinktest2kxh30bo"}:
 {}
java.io.FileNotFoundException: 
/tmp/flinktest2kxh30bo/job_a4935074-fc2d-4262-9777-95624c3236ba/MANIFEST (No 
such file or directory)
        at java.io.FileInputStream.open0(Native Method)
        at java.io.FileInputStream.open(FileInputStream.java:195)
        at java.io.FileInputStream.<init>(FileInputStream.java:138)
        at org.apache.beam.sdk.io.LocalFileSystem.open(LocalFileSystem.java:118)
        at org.apache.beam.sdk.io.LocalFileSystem.open(LocalFileSystem.java:82)
        at org.apache.beam.sdk.io.FileSystems.open(FileSystems.java:252)
        at 
org.apache.beam.runners.fnexecution.artifact.BeamFileSystemArtifactRetrievalService.loadManifest(BeamFileSystemArtifactRetrievalService.java:88)
        at 
org.apache.beam.runners.fnexecution.artifact.BeamFileSystemArtifactStagingService.removeArtifacts(BeamFileSystemArtifactStagingService.java:92)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobServerDriver.lambda$createJobService$0(JobServerDriver.java:63)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.InMemoryJobService.lambda$run$0(InMemoryJobService.java:201)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobInvocation.setState(JobInvocation.java:241)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobInvocation.access$200(JobInvocation.java:48)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobInvocation$1.onSuccess(JobInvocation.java:110)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobInvocation$1.onSuccess(JobInvocation.java:96)
        at 
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1058)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
INFO:apache_beam.runners.portability.portable_runner:Job state changed to DONE
.INFO:__main__:removing conf dir: /tmp/flinktest-conftjff01f4

----------------------------------------------------------------------
Ran 76 tests in 146.934s

OK (skipped=14)

FAILURE: Build failed with an exception.

* Where:
Script 
'<https://builds.apache.org/job/beam_PostCommit_Python35_VR_Flink/ws/src/sdks/python/test-suites/portable/common.gradle'>
 line: 55

* What went wrong:
Execution failed for task 
':sdks:python:test-suites:portable:py35:flinkCompatibilityMatrixBatchLOOPBACK'.
> 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 16m 56s
72 actionable tasks: 54 executed, 17 from cache, 1 up-to-date

Publishing build scan...
https://gradle.com/s/ztb6sl3r7mqka

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

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