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Posted to builds@beam.apache.org by Apache Jenkins Server <je...@builds.apache.org> on 2019/01/20 06:05:51 UTC

Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #43

See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/43/display/redirect>

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[...truncated 4.01 MB...]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 20, 2019 6:05:48 AM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:41869} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:44177.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:39395.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
INFO:root:Creating channel for localhost:46453
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [4]assert_that/{Create, Group}, 0]
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (d127e6da6583478bb519efd50bae8305) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (d127e6da6583478bb519efd50bae8305).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (d127e6da6583478bb519efd50bae8305) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) d127e6da6583478bb519efd50bae8305.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (d127e6da6583478bb519efd50bae8305) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (572ae26343fc5c0fe6f93be5b77a6c40) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (572ae26343fc5c0fe6f93be5b77a6c40).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (572ae26343fc5c0fe6f93be5b77a6c40) [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 Source: Impulse -> [4]assert_that/{Create, Group} 572ae26343fc5c0fe6f93be5b77a6c40.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (572ae26343fc5c0fe6f93be5b77a6c40) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a13833b4c5293b38026862524d264585) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a13833b4c5293b38026862524d264585).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a13833b4c5293b38026862524d264585) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem a13833b4c5293b38026862524d264585.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a13833b4c5293b38026862524d264585) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (9a4be5523cd1073f736ce1be3c41491a) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (9a4be5523cd1073f736ce1be3c41491a).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (9a4be5523cd1073f736ce1be3c41491a) [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 GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} 9a4be5523cd1073f736ce1be3c41491a.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (fbf6d1b3f3dca53fbcb50be5365088c8) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (fbf6d1b3f3dca53fbcb50be5365088c8).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (fbf6d1b3f3dca53fbcb50be5365088c8) [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 ToKeyedWorkItem fbf6d1b3f3dca53fbcb50be5365088c8.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (9a4be5523cd1073f736ce1be3c41491a) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (fbf6d1b3f3dca53fbcb50be5365088c8) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0b643f90-49cc-4759-8982-f4d4164a698a, test_windowing_1547964348.01, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (be919e22c3be75539861fd6d5d51e705) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (be919e22c3be75539861fd6d5d51e705).
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1547964348.998373002","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (be919e22c3be75539861fd6d5d51e705) [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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} be919e22c3be75539861fd6d5d51e705.
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1547964348.998373002","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (be919e22c3be75539861fd6d5d51e705) switched from RUNNING to FINISHED.

[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1547964348.01 (59eba45c70c090892c070de2bdccae5c) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job 59eba45c70c090892c070de2bdccae5c.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 59eba45c70c090892c070de2bdccae5c 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_1547964348.01(59eba45c70c090892c070de2bdccae5c).
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 59eba45c70c090892c070de2bdccae5c.
INFO:root:Closing all cached grpc data channels.
INFO:root:Closing all cached gRPC state handlers.
INFO:root:Done consuming work.
[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 186147cdfff6e1048e416490ac62b230: 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-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{99e548a1a62d5b105cb3b48221e4d9df}, jobId: 59eba45c70c090892c070de2bdccae5c).
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatchereb7f9644-c638-49c0-9807-137a946555ce.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatchereb7f9644-c638-49c0-9807-137a946555ce.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job 59eba45c70c090892c070de2bdccae5c from job leader monitoring.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 59eba45c70c090892c070de2bdccae5c.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager 9aca52fe81961bf0edd95a163dba46e5@akka://flink/user/jobmanager_45 for job 59eba45c70c090892c070de2bdccae5c from the resource manager.
[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-2] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[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.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-37c5de15-5866-4146-bc89-c1e477a8e828
[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/dispatchereb7f9644-c638-49c0-9807-137a946555ce.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[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-2] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-conf0fD5rM/test-metrics.txt
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:43887
[flink-akka.actor.default-dispatcher-3] 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 331 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@aa4a4dfa
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-conf0fD5rM

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1547964321.06_80e311c9-7352-4170-90a8-37e0a898ac70 failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 39.275s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 347

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 347

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 33s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/eemgqjn7evjzk

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

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Jenkins build is back to normal : beam_PostCommit_Python_VR_Flink #57

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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #56

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/56/display/redirect>

------------------------------------------
[...truncated 4.02 MB...]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 22, 2019 12:05:44 PM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:45577} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:41341.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:46873.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
INFO:root:Creating channel for localhost:34591
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (8ea137c7fa7f4dc16ee8110cd4e96d55) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (8ea137c7fa7f4dc16ee8110cd4e96d55).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (8ea137c7fa7f4dc16ee8110cd4e96d55) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) 8ea137c7fa7f4dc16ee8110cd4e96d55.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (8ea137c7fa7f4dc16ee8110cd4e96d55) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (65f98d74869e76b6bd1770a4a3667796) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (65f98d74869e76b6bd1770a4a3667796).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (65f98d74869e76b6bd1770a4a3667796) [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 Source: Impulse -> [4]assert_that/{Create, Group} 65f98d74869e76b6bd1770a4a3667796.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (65f98d74869e76b6bd1770a4a3667796) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (4c2dada1c368e3e06eadc0e64276e910) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (4c2dada1c368e3e06eadc0e64276e910).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (4c2dada1c368e3e06eadc0e64276e910) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem 4c2dada1c368e3e06eadc0e64276e910.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (4c2dada1c368e3e06eadc0e64276e910) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (6cef32426f4bb6dffea29627f719d819) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (6cef32426f4bb6dffea29627f719d819).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (6cef32426f4bb6dffea29627f719d819) [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 GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} 6cef32426f4bb6dffea29627f719d819.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (0b0c25d7cd64f85ac67d797bcd6343ad) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (0b0c25d7cd64f85ac67d797bcd6343ad).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (0b0c25d7cd64f85ac67d797bcd6343ad) [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 ToKeyedWorkItem 0b0c25d7cd64f85ac67d797bcd6343ad.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (6cef32426f4bb6dffea29627f719d819) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (0b0c25d7cd64f85ac67d797bcd6343ad) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, fc09155e-17e2-4055-8b47-13fc87614418, test_windowing_1548158743.98, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (6bc106d0578131d3c286ada47dc09d31) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (6bc106d0578131d3c286ada47dc09d31).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (6bc106d0578131d3c286ada47dc09d31) [FINISHED]
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548158744.969161023","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} 6bc106d0578131d3c286ada47dc09d31.
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548158744.969161023","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (6bc106d0578131d3c286ada47dc09d31) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548158743.98 (5c751a2afdc482d8aaa53e323ddb1f18) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job 5c751a2afdc482d8aaa53e323ddb1f18.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 5c751a2afdc482d8aaa53e323ddb1f18 reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548158743.98(5c751a2afdc482d8aaa53e323ddb1f18).
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 5c751a2afdc482d8aaa53e323ddb1f18.
INFO:root:Closing all cached grpc data channels.
INFO:root:Closing all cached gRPC state handlers.
INFO:root:Done consuming work.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 61c0f00af1220a049dfdfaeb959b0d5c: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-3] 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{e2f5d1bfe5ad5761fc43f6a2b0d325dc}, jobId: 5c751a2afdc482d8aaa53e323ddb1f18).
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job 5c751a2afdc482d8aaa53e323ddb1f18 from job leader monitoring.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 5c751a2afdc482d8aaa53e323ddb1f18.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager 8726285ee79b2d10a87cb1da5b494f0e@akka://flink/user/jobmanager_45 for job 5c751a2afdc482d8aaa53e323ddb1f18 from the resource manager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcher4e738210-923c-415f-9558-a6a9ecae47bb.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcher4e738210-923c-415f-9558-a6a9ecae47bb.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcActor - The rpc endpoint org.apache.flink.runtime.jobmaster.slotpool.SlotPool has not been started yet. Discarding message org.apache.flink.runtime.rpc.messages.LocalRpcInvocation until processing is started.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-6ce2a6af-532a-4a6a-8d49-cde0ff617c5d
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.io.network.NetworkEnvironment - Shutting down the network environment and its components.
[flink-akka.actor.default-dispatcher-2] 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.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcher4e738210-923c-415f-9558-a6a9ecae47bb.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Removing cache directory /tmp/flink-web-ui
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shut down complete.
[ForkJoinPool.commonPool-worker-2] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confWO6Hxq/test-metrics.txt
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:38873
[flink-akka.actor.default-dispatcher-3] 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 329 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@9ad63688
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confWO6Hxq

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548158717.3_f046ab51-3182-493b-a284-8282d5b5f72a failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 40.216s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 29s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/6dziq3j2fbbaw

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #55

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/55/display/redirect>

------------------------------------------
[...truncated 4.02 MB...]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 22, 2019 6:05:35 AM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:32949} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:42225.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:45453.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
INFO:root:Creating channel for localhost:41839
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (ffd8caa53294c5ef58eb5f924538163f) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (ffd8caa53294c5ef58eb5f924538163f).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (ffd8caa53294c5ef58eb5f924538163f) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) ffd8caa53294c5ef58eb5f924538163f.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (ffd8caa53294c5ef58eb5f924538163f) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (fbf16533cd8978c9199118a386b146e4) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (fbf16533cd8978c9199118a386b146e4).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (fbf16533cd8978c9199118a386b146e4) [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 Source: Impulse -> [4]assert_that/{Create, Group} fbf16533cd8978c9199118a386b146e4.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (fbf16533cd8978c9199118a386b146e4) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a11c5effd4e6018688b1297644937002) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a11c5effd4e6018688b1297644937002).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a11c5effd4e6018688b1297644937002) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem a11c5effd4e6018688b1297644937002.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a11c5effd4e6018688b1297644937002) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (21453b4ec7e46c1ecd41176ee5b12b9e) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (21453b4ec7e46c1ecd41176ee5b12b9e).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (21453b4ec7e46c1ecd41176ee5b12b9e) [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 GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} 21453b4ec7e46c1ecd41176ee5b12b9e.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (ca9aa558f12bff6dd0d15307ea772341) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (ca9aa558f12bff6dd0d15307ea772341).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (ca9aa558f12bff6dd0d15307ea772341) [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 ToKeyedWorkItem ca9aa558f12bff6dd0d15307ea772341.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (21453b4ec7e46c1ecd41176ee5b12b9e) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (ca9aa558f12bff6dd0d15307ea772341) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5bd417e3-bdb7-4de9-bc80-d82a106bfde5, test_windowing_1548137134.35, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a5aec2033f45dd0c9db3838bd17a7d2e) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a5aec2033f45dd0c9db3838bd17a7d2e).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a5aec2033f45dd0c9db3838bd17a7d2e) [FINISHED]
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548137135.371591794","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548137135.371591794","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[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 -> [3]assert_that/{Group, Unkey, Match} a5aec2033f45dd0c9db3838bd17a7d2e.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a5aec2033f45dd0c9db3838bd17a7d2e) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548137134.35 (aab50c34242f55a837342606a41c8b73) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job aab50c34242f55a837342606a41c8b73.
[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 aab50c34242f55a837342606a41c8b73 reached globally terminal state FINISHED.
INFO:root:Closing all cached grpc data channels.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548137134.35(aab50c34242f55a837342606a41c8b73).
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job aab50c34242f55a837342606a41c8b73.
INFO:root:Closing all cached gRPC state handlers.
INFO:root:Done consuming work.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection eb96def08430f578b8ddcf7e839a68dd: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager 899db31898344f77225c752bb3a44911@akka://flink/user/jobmanager_45 for job aab50c34242f55a837342606a41c8b73 from the resource manager.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[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{0f10d65f756304b17fac4b335018849c}, jobId: aab50c34242f55a837342606a41c8b73).
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job aab50c34242f55a837342606a41c8b73 from job leader monitoring.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job aab50c34242f55a837342606a41c8b73.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatchercfa4ceae-7089-46c6-ab60-03cd562b8e30.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatchercfa4ceae-7089-46c6-ab60-03cd562b8e30.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[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-2a58b1af-5ff5-4247-9a36-c7cef0be39e3
[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.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatchercfa4ceae-7089-46c6-ab60-03cd562b8e30.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[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-2] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confHomWqj/test-metrics.txt
[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 0.0.0.0:37455
[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 347 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@4cc829b6
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confHomWqj

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548137108.75_ed68c3d8-e838-4444-b9dd-44a3821d7409 failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 37.457s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 28s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/npwblka4mnufk

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #54

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/54/display/redirect?page=changes>

Changes:

[25622840+adude3141] add target to spotless, execute spotlessApply on missed files

------------------------------------------
[...truncated 4.04 MB...]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 22, 2019 4:08:42 AM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:43711} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:36637.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-2] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:44651.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
INFO:root:Creating channel for localhost:35289
[grpc-default-executor-2] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (158d1a2ab0637331049e8e22baf12fe2) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (158d1a2ab0637331049e8e22baf12fe2).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (158d1a2ab0637331049e8e22baf12fe2) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) 158d1a2ab0637331049e8e22baf12fe2.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (158d1a2ab0637331049e8e22baf12fe2) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [4]assert_that/{Create, Group}, 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (cffe4205ab67dfb8b6cd68e8bf502916) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (cffe4205ab67dfb8b6cd68e8bf502916).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (cffe4205ab67dfb8b6cd68e8bf502916) [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 Source: Impulse -> [4]assert_that/{Create, Group} cffe4205ab67dfb8b6cd68e8bf502916.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (cffe4205ab67dfb8b6cd68e8bf502916) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a28d791c68fc62dd1730add43c84eb5f) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a28d791c68fc62dd1730add43c84eb5f).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a28d791c68fc62dd1730add43c84eb5f) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem a28d791c68fc62dd1730add43c84eb5f.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a28d791c68fc62dd1730add43c84eb5f) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (ce59462d5371d2d0b9ad328fd3013c25) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (ce59462d5371d2d0b9ad328fd3013c25).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (ce59462d5371d2d0b9ad328fd3013c25) [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:405>), assert_that} ce59462d5371d2d0b9ad328fd3013c25.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (6a5f6a90cc35eec6aa809b7bd0ac9b71) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (6a5f6a90cc35eec6aa809b7bd0ac9b71).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (6a5f6a90cc35eec6aa809b7bd0ac9b71) [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 ToKeyedWorkItem 6a5f6a90cc35eec6aa809b7bd0ac9b71.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (ce59462d5371d2d0b9ad328fd3013c25) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (6a5f6a90cc35eec6aa809b7bd0ac9b71) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, c4dd543a-ac37-4820-97cf-c8e332ee150a, test_windowing_1548130121.86, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (fc0f162dd794c5e915e123a01f3a0511) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (fc0f162dd794c5e915e123a01f3a0511).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (fc0f162dd794c5e915e123a01f3a0511) [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 -> [3]assert_that/{Group, Unkey, Match} fc0f162dd794c5e915e123a01f3a0511.
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548130122.807399658","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (fc0f162dd794c5e915e123a01f3a0511) switched from RUNNING to FINISHED.
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548130122.807399658","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548130121.86 (fc1d18674ce54b78cd045e1e68156e23) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job fc1d18674ce54b78cd045e1e68156e23.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down

INFO:root:Closing all cached grpc data channels.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job fc1d18674ce54b78cd045e1e68156e23 reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548130121.86(fc1d18674ce54b78cd045e1e68156e23).
INFO:root:Closing all cached gRPC state handlers.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job fc1d18674ce54b78cd045e1e68156e23.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 9a18bb0461b9d749e2a5aae49505f559: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.INFO:root:Done consuming work.

[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcActor - The rpc endpoint org.apache.flink.runtime.jobmaster.slotpool.SlotPool has not been started yet. Discarding message org.apache.flink.runtime.rpc.messages.LocalRpcInvocation until processing is started.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager b01ad2e7d43e3fef4e8734513ccc4176@akka://flink/user/jobmanager_45 for job fc1d18674ce54b78cd045e1e68156e23 from the resource manager.
[flink-akka.actor.default-dispatcher-3] 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{ee2bb432a9ec64674f981033a0b6c529}, jobId: fc1d18674ce54b78cd045e1e68156e23).
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job fc1d18674ce54b78cd045e1e68156e23 from job leader monitoring.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job fc1d18674ce54b78cd045e1e68156e23.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[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 - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcherc6747480-f970-4a79-98b7-789e6f17bb26.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcherc6747480-f970-4a79-98b7-789e6f17bb26.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-69d55cdb-0967-4d4f-90f4-06785edce884
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.io.network.NetworkEnvironment - Shutting down the network environment and its components.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[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-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcherc6747480-f970-4a79-98b7-789e6f17bb26.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confXnSbhb/test-metrics.txt
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:33695
[flink-akka.actor.default-dispatcher-3] 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 286 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@37326209
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confXnSbhb

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548130095.46_6bbc45cc-f6c0-4989-9a51-b6d9824f6b9b failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 38.230s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 42s
45 actionable tasks: 44 executed, 1 from cache

Publishing build scan...
https://gradle.com/s/bsyhh3kuhpihi

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #53

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/53/display/redirect?page=changes>

Changes:

[mxm] [BEAM-6460] Remove cached class references upon start/shutdown

------------------------------------------
[...truncated 4.01 MB...]
Jan 22, 2019 1:14:38 AM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:44327} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:43455.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-2] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:32815.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
INFO:root:Creating channel for localhost:36435
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
[grpc-default-executor-2] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [4]assert_that/{Create, Group}, 0]
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (954cbf077ee9d28707b078383ef0e28f) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (954cbf077ee9d28707b078383ef0e28f).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (954cbf077ee9d28707b078383ef0e28f) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) 954cbf077ee9d28707b078383ef0e28f.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (954cbf077ee9d28707b078383ef0e28f) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (df10ae33cff69ff45583eca3074e0348) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (df10ae33cff69ff45583eca3074e0348).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (df10ae33cff69ff45583eca3074e0348) [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 Source: Impulse -> [4]assert_that/{Create, Group} df10ae33cff69ff45583eca3074e0348.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (df10ae33cff69ff45583eca3074e0348) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (50b876be9727a27ac66887f4cc33b67e) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (50b876be9727a27ac66887f4cc33b67e).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (50b876be9727a27ac66887f4cc33b67e) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem 50b876be9727a27ac66887f4cc33b67e.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (50b876be9727a27ac66887f4cc33b67e) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (fdfff2164ff0ab942974da6d99edd0fa) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (fdfff2164ff0ab942974da6d99edd0fa).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (fdfff2164ff0ab942974da6d99edd0fa) [FINISHED]
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (2f3f6b8e20e4e2d503dd12cd3d7f3db5) switched from RUNNING to 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 GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} fdfff2164ff0ab942974da6d99edd0fa.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (2f3f6b8e20e4e2d503dd12cd3d7f3db5).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (2f3f6b8e20e4e2d503dd12cd3d7f3db5) [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 ToKeyedWorkItem 2f3f6b8e20e4e2d503dd12cd3d7f3db5.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (fdfff2164ff0ab942974da6d99edd0fa) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (2f3f6b8e20e4e2d503dd12cd3d7f3db5) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, a744b337-ba65-439d-92e5-f773d331097e, test_windowing_1548119677.84, [3]assert_that/{Group, Unkey, Match}, 0]
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (d92febd8f26082798a0e79a6b0246bb4) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (d92febd8f26082798a0e79a6b0246bb4).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (d92febd8f26082798a0e79a6b0246bb4) [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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} d92febd8f26082798a0e79a6b0246bb4.
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548119678.752432809","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548119678.752432809","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (d92febd8f26082798a0e79a6b0246bb4) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548119677.84 (287aaeaaf32cc3f325d594e2d733e243) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job 287aaeaaf32cc3f325d594e2d733e243.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 287aaeaaf32cc3f325d594e2d733e243 reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548119677.84(287aaeaaf32cc3f325d594e2d733e243).
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 287aaeaaf32cc3f325d594e2d733e243.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection d6081d75030e586035ab80bbaadcb581: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
INFO:root:Closing all cached grpc data channels.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcActor - The rpc endpoint org.apache.flink.runtime.jobmaster.slotpool.SlotPool has not been started yet. Discarding message org.apache.flink.runtime.rpc.messages.LocalRpcInvocation until processing is started.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[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.resourcemanager.StandaloneResourceManager - Disconnect job manager 81f00b72dacb99044f5de71b248e4a74@akka://flink/user/jobmanager_45 for job 287aaeaaf32cc3f325d594e2d733e243 from the resource manager.
INFO:root:Closing all cached gRPC state handlers.
INFO:root:Done consuming work.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - JobManager for job 287aaeaaf32cc3f325d594e2d733e243 with leader id 81f00b72dacb99044f5de71b248e4a74 lost leadership.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcherdf87a09b-bc10-4b56-867c-a4ef4f6e0856.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[flink-akka.actor.default-dispatcher-4] 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{0d2be3b50c4f633f46faee2a86a8b3b4}, jobId: 287aaeaaf32cc3f325d594e2d733e243).
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcherdf87a09b-bc10-4b56-867c-a4ef4f6e0856.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job 287aaeaaf32cc3f325d594e2d733e243 from job leader monitoring.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 287aaeaaf32cc3f325d594e2d733e243.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-b59cbeaa-6970-4e8e-82ee-aa0278bfca68
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.io.network.NetworkEnvironment - Shutting down the network environment and its components.
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Removing cache directory /tmp/flink-web-ui
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shut down complete.
[flink-akka.actor.default-dispatcher-2] 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.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcherdf87a09b-bc10-4b56-867c-a4ef4f6e0856.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confaseiTJ/test-metrics.txt
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:35033
[flink-akka.actor.default-dispatcher-4] 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 301 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@26fdc931
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confaseiTJ

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548119651.57_e0a76b14-6d1d-4edd-8960-db81175e804a failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 40.032s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 40s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/7pyu4xdvosjns

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #52

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/52/display/redirect>

------------------------------------------
[...truncated 4.02 MB...]
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a714050a70bceeac62f78c23db7ee736) [DEPLOYING].
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a714050a70bceeac62f78c23db7ee736) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a714050a70bceeac62f78c23db7ee736) switched from DEPLOYING to RUNNING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] 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)
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
INFO:root:Creating insecure control channel for localhost:45117.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:33947.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
INFO:root:Creating channel for localhost:40093
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [4]assert_that/{Create, Group}, 0]
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (c94ccd12aacd6fe941684b525263d98b) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (c94ccd12aacd6fe941684b525263d98b).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (c94ccd12aacd6fe941684b525263d98b) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) c94ccd12aacd6fe941684b525263d98b.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (c94ccd12aacd6fe941684b525263d98b) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (d32153c8c6df64c546edad985b038870) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (d32153c8c6df64c546edad985b038870).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (d32153c8c6df64c546edad985b038870) [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 Source: Impulse -> [4]assert_that/{Create, Group} d32153c8c6df64c546edad985b038870.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (d32153c8c6df64c546edad985b038870) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (7f8d84f6a66e8a0ad307124852c7102f) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (7f8d84f6a66e8a0ad307124852c7102f).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (7f8d84f6a66e8a0ad307124852c7102f) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem 7f8d84f6a66e8a0ad307124852c7102f.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (7f8d84f6a66e8a0ad307124852c7102f) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (b5c83aa3122fcea63c2418bcff35c2e7) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (b5c83aa3122fcea63c2418bcff35c2e7).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (b5c83aa3122fcea63c2418bcff35c2e7) [FINISHED]
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (06ea5e5607b954befc87e57465b4fb0a) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (06ea5e5607b954befc87e57465b4fb0a).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (06ea5e5607b954befc87e57465b4fb0a) [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:405>), assert_that} b5c83aa3122fcea63c2418bcff35c2e7.
[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 ToKeyedWorkItem 06ea5e5607b954befc87e57465b4fb0a.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (b5c83aa3122fcea63c2418bcff35c2e7) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (06ea5e5607b954befc87e57465b4fb0a) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 0130f47c-2d0a-424c-8db2-6ff9fb38d6b2, test_windowing_1548115579.98, [3]assert_that/{Group, Unkey, Match}, 0]
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a714050a70bceeac62f78c23db7ee736) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a714050a70bceeac62f78c23db7ee736).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a714050a70bceeac62f78c23db7ee736) [FINISHED]
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548115581.265991934","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548115581.265991934","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} a714050a70bceeac62f78c23db7ee736.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (a714050a70bceeac62f78c23db7ee736) switched from RUNNING to FINISHED.
INFO:root:Closing all cached grpc data channels.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548115579.98 (debddab03f40e18ede12f536b3fb45e0) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job debddab03f40e18ede12f536b3fb45e0.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
INFO:root:Closing all cached gRPC state handlers.
INFO:root:Done consuming work.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job debddab03f40e18ede12f536b3fb45e0 reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548115579.98(debddab03f40e18ede12f536b3fb45e0).
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 135b8992091fdcb827959751d753d070: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcher8c44406d-53bb-4f4c-80fb-02b1a0622db7.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcher8c44406d-53bb-4f4c-80fb-02b1a0622db7.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job debddab03f40e18ede12f536b3fb45e0.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - JobManager for job debddab03f40e18ede12f536b3fb45e0 with leader id a2dd4f58e79cbe5ea51912402bc341bc lost leadership.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager a2dd4f58e79cbe5ea51912402bc341bc@akka://flink/user/jobmanager_45 for job debddab03f40e18ede12f536b3fb45e0 from the resource manager.
[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-5] 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{2401e2106c92d9848c15168e15226669}, jobId: debddab03f40e18ede12f536b3fb45e0).
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job debddab03f40e18ede12f536b3fb45e0 from job leader monitoring.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job debddab03f40e18ede12f536b3fb45e0.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[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-859aaf7c-7a4f-4ae2-a444-7e88e5933197
[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-3] INFO org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcher8c44406d-53bb-4f4c-80fb-02b1a0622db7.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[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.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confx0muKe/test-metrics.txt
[flink-akka.actor.default-dispatcher-5] 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 0.0.0.0:37623
[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 454 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@e90a6817
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confx0muKe

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548115544.84_ea9ff296-5bdc-49f3-9886-00f1f54f20a6 failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 51.839s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 6m 10s
45 actionable tasks: 40 executed, 5 from cache

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

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #51

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/51/display/redirect>

------------------------------------------
[...truncated 4.02 MB...]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 21, 2019 6:05:46 PM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:40017} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:41261.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:41893.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
INFO:root:Creating channel for localhost:37797
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (7bd4563b91490a0bee07a21f8abde8d8) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (7bd4563b91490a0bee07a21f8abde8d8).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (7bd4563b91490a0bee07a21f8abde8d8) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) 7bd4563b91490a0bee07a21f8abde8d8.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (7bd4563b91490a0bee07a21f8abde8d8) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (acd710a573e129b6d31fa07691726f71) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (acd710a573e129b6d31fa07691726f71).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (acd710a573e129b6d31fa07691726f71) [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 Source: Impulse -> [4]assert_that/{Create, Group} acd710a573e129b6d31fa07691726f71.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (acd710a573e129b6d31fa07691726f71) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (13d8cba60922d42cdbfaa2f07e7d32a4) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (13d8cba60922d42cdbfaa2f07e7d32a4).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (13d8cba60922d42cdbfaa2f07e7d32a4) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem 13d8cba60922d42cdbfaa2f07e7d32a4.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (13d8cba60922d42cdbfaa2f07e7d32a4) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (1c061f3a744e5150a6aed400f1b68dd9) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (1c061f3a744e5150a6aed400f1b68dd9).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (1c061f3a744e5150a6aed400f1b68dd9) [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 GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} 1c061f3a744e5150a6aed400f1b68dd9.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (88420b2ea206964aeab13c12c8b4955e) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (88420b2ea206964aeab13c12c8b4955e).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (88420b2ea206964aeab13c12c8b4955e) [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 ToKeyedWorkItem 88420b2ea206964aeab13c12c8b4955e.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (1c061f3a744e5150a6aed400f1b68dd9) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (88420b2ea206964aeab13c12c8b4955e) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, f9387024-4536-4e57-b360-0bcd105533ef, test_windowing_1548093946.0, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (6802b03930cefd5bed6fc95f0f256957) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (6802b03930cefd5bed6fc95f0f256957).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (6802b03930cefd5bed6fc95f0f256957) [FINISHED]
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548093947.031239743","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} 6802b03930cefd5bed6fc95f0f256957.
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548093947.031239743","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (6802b03930cefd5bed6fc95f0f256957) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548093946.0 (8e822b5a1f564730010a485e9fdd3280) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job 8e822b5a1f564730010a485e9fdd3280.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
INFO:root:Closing all cached grpc data channels.
INFO:root:Closing all cached gRPC state handlers.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 8e822b5a1f564730010a485e9fdd3280 reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548093946.0(8e822b5a1f564730010a485e9fdd3280).
INFO:root:Done consuming work.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 8e822b5a1f564730010a485e9fdd3280.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection fbdbd362d300c2dd271c4ecd911c5d4a: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[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.rpc.akka.AkkaRpcActor - The rpc endpoint org.apache.flink.runtime.jobmaster.slotpool.SlotPool has not been started yet. Discarding message org.apache.flink.runtime.rpc.messages.LocalRpcInvocation until processing is started.
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager aae2d9f7366fce89b2bcd5e1f76e4b34@akka://flink/user/jobmanager_45 for job 8e822b5a1f564730010a485e9fdd3280 from the resource manager.
[flink-akka.actor.default-dispatcher-5] 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{4588a8c451b18eadeded3a7d051813ce}, jobId: 8e822b5a1f564730010a485e9fdd3280).
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job 8e822b5a1f564730010a485e9fdd3280 from job leader monitoring.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 8e822b5a1f564730010a485e9fdd3280.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcher2211f673-787e-4509-9fd7-5a5ed7c94a85.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcher2211f673-787e-4509-9fd7-5a5ed7c94a85.
[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-5] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-8cb25183-3dee-4b23-a09f-424146cd1751
[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-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_44.
[ForkJoinPool.commonPool-worker-9] 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.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[ForkJoinPool.commonPool-worker-9] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shut down complete.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcher2211f673-787e-4509-9fd7-5a5ed7c94a85.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-conf0YSwQZ/test-metrics.txt
[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 0.0.0.0:44031
[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 356 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@b0056666
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-conf0YSwQZ

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548093919.57_f7be30d0-3f61-4391-9bee-220f851beb89 failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 40.246s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 35s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/tvgtp6pnaimqs

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

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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #50

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------------------------------------------
[...truncated 4.06 MB...]
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
INFO:root:Creating insecure control channel for localhost:34583.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:45209.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
INFO:root:Creating channel for localhost:36519
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (8bc048a093f10e01b8a68330203f47c3) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (8bc048a093f10e01b8a68330203f47c3).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (8bc048a093f10e01b8a68330203f47c3) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) 8bc048a093f10e01b8a68330203f47c3.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (8bc048a093f10e01b8a68330203f47c3) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (432cbe62edd8069a746c7e5540550c89) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (432cbe62edd8069a746c7e5540550c89).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (432cbe62edd8069a746c7e5540550c89) [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 Source: Impulse -> [4]assert_that/{Create, Group} 432cbe62edd8069a746c7e5540550c89.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (432cbe62edd8069a746c7e5540550c89) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (c03b6d924041e917bd461fa0d1cdfcce) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (c03b6d924041e917bd461fa0d1cdfcce).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (c03b6d924041e917bd461fa0d1cdfcce) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem c03b6d924041e917bd461fa0d1cdfcce.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (c03b6d924041e917bd461fa0d1cdfcce) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (ce87adba744bba8490f1d869b32fae33) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (ce87adba744bba8490f1d869b32fae33).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (ce87adba744bba8490f1d869b32fae33) [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:405>), assert_that} ce87adba744bba8490f1d869b32fae33.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (c650de7d7e9be8721c463239ddf0bc80) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (c650de7d7e9be8721c463239ddf0bc80).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (c650de7d7e9be8721c463239ddf0bc80) [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 ToKeyedWorkItem c650de7d7e9be8721c463239ddf0bc80.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (ce87adba744bba8490f1d869b32fae33) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (c650de7d7e9be8721c463239ddf0bc80) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4acb901a-6d10-4c59-b5d5-2bd19dc5934e, test_windowing_1548072337.19, [3]assert_that/{Group, Unkey, Match}, 0]
INFO:root:No more requests from control plane
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (833a0fbee6e1b22b39630429729446e4) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (833a0fbee6e1b22b39630429729446e4).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (833a0fbee6e1b22b39630429729446e4) [FINISHED]
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548072338.232236218","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} 833a0fbee6e1b22b39630429729446e4.
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548072338.232236218","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (833a0fbee6e1b22b39630429729446e4) switched from RUNNING to FINISHED.

[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548072337.19 (c131e88182113cb1789d653c45c826d6) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job c131e88182113cb1789d653c45c826d6.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job c131e88182113cb1789d653c45c826d6 reached globally terminal state FINISHED.INFO:root:Closing all cached grpc data channels.

[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548072337.19(c131e88182113cb1789d653c45c826d6).
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job c131e88182113cb1789d653c45c826d6.
INFO:root:Closing all cached gRPC state handlers.
INFO:root:Done consuming work.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcher9c9f35f2-28a8-4457-a2bb-db37bdb8c2d2.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcher9c9f35f2-28a8-4457-a2bb-db37bdb8c2d2.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 4bb76c8e5817f5d539fef403417635e0: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager 9b397ac9b75492800caa43dbcf9545d6@akka://flink/user/jobmanager_45 for job c131e88182113cb1789d653c45c826d6 from the resource manager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcActor - The rpc endpoint org.apache.flink.runtime.jobmaster.slotpool.SlotPool has not been started yet. Discarding message org.apache.flink.runtime.rpc.messages.LocalRpcInvocation until processing is started.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Could not resolve JobManager address akka://flink/user/jobmanager_45, retrying in 10000 ms: Could not connect to rpc endpoint under address akka://flink/user/jobmanager_45..
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - JobManager for job c131e88182113cb1789d653c45c826d6 with leader id 9b397ac9b75492800caa43dbcf9545d6 lost leadership.
[flink-akka.actor.default-dispatcher-5] 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{16290b028bc369572a8d58af8424e850}, jobId: c131e88182113cb1789d653c45c826d6).
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job c131e88182113cb1789d653c45c826d6 from job leader monitoring.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job c131e88182113cb1789d653c45c826d6.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[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-3852a9c2-0219-44c5-8cd4-421c3a299923
[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-3] INFO org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcher9c9f35f2-28a8-4457-a2bb-db37bdb8c2d2.
[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_44.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confWO6m_r/test-metrics.txt
[flink-akka.actor.default-dispatcher-5] 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 0.0.0.0:39913
[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 345 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@88b11859
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confWO6m_r

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548072311.44_94c8663a-3050-4968-b293-8597853b3578 failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 37.443s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 25s
45 actionable tasks: 36 executed, 9 from cache

Publishing build scan...
https://gradle.com/s/4c6odfst3zxmo

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #49

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/49/display/redirect?page=changes>

Changes:

[github] Correct trivial documentation bug

------------------------------------------
[...truncated 4.01 MB...]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 21, 2019 11:18:31 AM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:34351} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:37943.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:35219.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
INFO:root:Creating channel for localhost:43337
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (406f883cf20dace9d4d264753795a582) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (406f883cf20dace9d4d264753795a582).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (406f883cf20dace9d4d264753795a582) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) 406f883cf20dace9d4d264753795a582.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (406f883cf20dace9d4d264753795a582) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (38c16977b62fdc9c1a4f5e13f9791f1c) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (38c16977b62fdc9c1a4f5e13f9791f1c).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (38c16977b62fdc9c1a4f5e13f9791f1c) [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 Source: Impulse -> [4]assert_that/{Create, Group} 38c16977b62fdc9c1a4f5e13f9791f1c.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (38c16977b62fdc9c1a4f5e13f9791f1c) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a8233823f5003d22c29989a43a45be6f) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a8233823f5003d22c29989a43a45be6f).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a8233823f5003d22c29989a43a45be6f) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem a8233823f5003d22c29989a43a45be6f.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (a8233823f5003d22c29989a43a45be6f) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (e3a06c9e8a1e38e1bf84e898578229d3) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (e3a06c9e8a1e38e1bf84e898578229d3).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (e3a06c9e8a1e38e1bf84e898578229d3) [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 GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} e3a06c9e8a1e38e1bf84e898578229d3.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (3dcb01c9e661647501aa2c8577e45ef2) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (3dcb01c9e661647501aa2c8577e45ef2).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (3dcb01c9e661647501aa2c8577e45ef2) [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 ToKeyedWorkItem 3dcb01c9e661647501aa2c8577e45ef2.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (e3a06c9e8a1e38e1bf84e898578229d3) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (3dcb01c9e661647501aa2c8577e45ef2) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 4bbb2893-d587-4dfa-aa3a-c5154fc1561f, test_windowing_1548069511.38, [3]assert_that/{Group, Unkey, Match}, 0]
INFO:root:No more requests from control plane
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (5422d6b70725d2f236b21ece3e45b3f5) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (5422d6b70725d2f236b21ece3e45b3f5).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (5422d6b70725d2f236b21ece3e45b3f5) [FINISHED]
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548069512.200555582","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} 5422d6b70725d2f236b21ece3e45b3f5.
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548069512.200555582","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (5422d6b70725d2f236b21ece3e45b3f5) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548069511.38 (05afa6bfb1256ac87b1397593621b91a) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job 05afa6bfb1256ac87b1397593621b91a.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 05afa6bfb1256ac87b1397593621b91a reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548069511.38(05afa6bfb1256ac87b1397593621b91a).
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 05afa6bfb1256ac87b1397593621b91a.
INFO:root:Closing all cached grpc data channels.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection f03fde3b23f04a679e361ef6c7e9e7be: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcActor - The rpc endpoint org.apache.flink.runtime.jobmaster.slotpool.SlotPool has not been started yet. Discarding message org.apache.flink.runtime.rpc.messages.LocalRpcInvocation until processing is started.
[flink-akka.actor.default-dispatcher-3] 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{cb08fb69d50b73c382aa351db0b76902}, jobId: 05afa6bfb1256ac87b1397593621b91a).
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager a9ce96f6a571a9b708b5c40cd1074181@akka://flink/user/jobmanager_45 for job 05afa6bfb1256ac87b1397593621b91a from the resource manager.
INFO:root:Closing all cached gRPC state handlers.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job 05afa6bfb1256ac87b1397593621b91a from job leader monitoring.
INFO:root:Done consuming work.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 05afa6bfb1256ac87b1397593621b91a.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcher365d3cc5-0048-4db7-8601-548f539c686f.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcher365d3cc5-0048-4db7-8601-548f539c686f.
[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-2] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-d4523249-7fda-4737-a683-0f3e20e4cf55
[flink-akka.actor.default-dispatcher-3] 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.taskexecutor.JobLeaderService - Stop job leader service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Removing cache directory /tmp/flink-web-ui
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shut down complete.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcher365d3cc5-0048-4db7-8601-548f539c686f.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confNKVKyQ/test-metrics.txt
[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 0.0.0.0:46501
[flink-akka.actor.default-dispatcher-5] 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 248 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@8315ce30
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confNKVKyQ

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548069489.55_711fb2ba-7bdc-4dd6-9cf0-3619b995a237 failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 32.575s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 13s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/ic3x574rin7kk

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #48

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/48/display/redirect>

------------------------------------------
[...truncated 4.02 MB...]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 21, 2019 6:05:46 AM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:35375} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:42417.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-2] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:35879.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
INFO:root:Creating channel for localhost:34167
[grpc-default-executor-2] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [4]assert_that/{Create, Group}, 0]
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (172d48b398c051716808163d90e218ec) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (172d48b398c051716808163d90e218ec).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (172d48b398c051716808163d90e218ec) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) 172d48b398c051716808163d90e218ec.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (172d48b398c051716808163d90e218ec) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (bce9adfbdb0b54f6a287d5c8e37a4b85) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (bce9adfbdb0b54f6a287d5c8e37a4b85).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (bce9adfbdb0b54f6a287d5c8e37a4b85) [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 Source: Impulse -> [4]assert_that/{Create, Group} bce9adfbdb0b54f6a287d5c8e37a4b85.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (bce9adfbdb0b54f6a287d5c8e37a4b85) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (1d3d09a8b717679b67b4ff409abbd21f) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (1d3d09a8b717679b67b4ff409abbd21f).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (1d3d09a8b717679b67b4ff409abbd21f) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem 1d3d09a8b717679b67b4ff409abbd21f.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (1d3d09a8b717679b67b4ff409abbd21f) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (ef959a44832ddc83202494247d75202d) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (ef959a44832ddc83202494247d75202d).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (ef959a44832ddc83202494247d75202d) [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 GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} ef959a44832ddc83202494247d75202d.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (86b23a5d6ec60c846013bb93e60e07f7) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (86b23a5d6ec60c846013bb93e60e07f7).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (86b23a5d6ec60c846013bb93e60e07f7) [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 ToKeyedWorkItem 86b23a5d6ec60c846013bb93e60e07f7.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (ef959a44832ddc83202494247d75202d) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (86b23a5d6ec60c846013bb93e60e07f7) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 2d145d72-4e56-4e31-91ac-2dc3dec5565c, test_windowing_1548050746.03, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (e262d9fd3727835a7c1256e18ce889dd) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (e262d9fd3727835a7c1256e18ce889dd).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (e262d9fd3727835a7c1256e18ce889dd) [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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} e262d9fd3727835a7c1256e18ce889dd.
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548050747.058200127","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (e262d9fd3727835a7c1256e18ce889dd) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548050746.03 (07e99b4566215ed5c387021b335a8a80) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job 07e99b4566215ed5c387021b335a8a80.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548050747.058200127","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 07e99b4566215ed5c387021b335a8a80 reached globally terminal state FINISHED.
INFO:root:Closing all cached grpc data channels.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548050746.03(07e99b4566215ed5c387021b335a8a80).
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 07e99b4566215ed5c387021b335a8a80.
INFO:root:Closing all cached gRPC state handlers.
INFO:root:Done consuming work.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 3134f845a1b1e8c1f0b718296db9c512: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcherc0db0ef5-b389-4d80-9676-553f54bb1ea1.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcherc0db0ef5-b389-4d80-9676-553f54bb1ea1.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcActor - The rpc endpoint org.apache.flink.runtime.jobmaster.slotpool.SlotPool has not been started yet. Discarding message org.apache.flink.runtime.rpc.messages.LocalRpcInvocation until processing is started.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager b5bb9bf39e00230d58e32d3241744d26@akka://flink/user/jobmanager_45 for job 07e99b4566215ed5c387021b335a8a80 from the resource manager.
[flink-akka.actor.default-dispatcher-3] 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{01f786f33626d926c6cb21f3b423c524}, jobId: 07e99b4566215ed5c387021b335a8a80).
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job 07e99b4566215ed5c387021b335a8a80 from job leader monitoring.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 07e99b4566215ed5c387021b335a8a80.
[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.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-cf45d388-e3ea-4a46-8058-abc8f6dfad17
[flink-akka.actor.default-dispatcher-3] 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.taskexecutor.JobLeaderService - Stop job leader service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[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.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shut down complete.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcherc0db0ef5-b389-4d80-9676-553f54bb1ea1.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confFCSnKe/test-metrics.txt
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:37601
[flink-akka.actor.default-dispatcher-3] 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 374 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@7b2e5f1c
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confFCSnKe

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548050718.84_c3237d94-dba6-479a-91fc-f42f6ca54da9 failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 39.307s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 39s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/vzd2beoknnfa6

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #47

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/47/display/redirect?page=changes>

Changes:

[mxm] [BEAM-5396] Assign portable operator uids

[mxm] [BEAM-6440] Ensure state backend key is set for timer deduplication

------------------------------------------
[...truncated 4.02 MB...]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 21, 2019 2:40:23 AM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:40461} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:40565.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:39915.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
INFO:root:Creating channel for localhost:42913
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (69423f2d6376fe11fb3c544ebb9baf39) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (69423f2d6376fe11fb3c544ebb9baf39).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (69423f2d6376fe11fb3c544ebb9baf39) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) 69423f2d6376fe11fb3c544ebb9baf39.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (69423f2d6376fe11fb3c544ebb9baf39) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (3da24f79b830bc89a1a7b24e4c734834) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (3da24f79b830bc89a1a7b24e4c734834).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (3da24f79b830bc89a1a7b24e4c734834) [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 Source: Impulse -> [4]assert_that/{Create, Group} 3da24f79b830bc89a1a7b24e4c734834.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (3da24f79b830bc89a1a7b24e4c734834) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (bc2490edcbedbab2126f1ac7d1a7d277) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (bc2490edcbedbab2126f1ac7d1a7d277).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (bc2490edcbedbab2126f1ac7d1a7d277) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem bc2490edcbedbab2126f1ac7d1a7d277.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (bc2490edcbedbab2126f1ac7d1a7d277) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (3c38116944b8a428ff960a53e2c9baae) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (3c38116944b8a428ff960a53e2c9baae).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (3c38116944b8a428ff960a53e2c9baae) [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:405>), assert_that} 3c38116944b8a428ff960a53e2c9baae.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (d1360dd1013fc138c5836e2c0a23bb5a) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (d1360dd1013fc138c5836e2c0a23bb5a).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (d1360dd1013fc138c5836e2c0a23bb5a) [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 ToKeyedWorkItem d1360dd1013fc138c5836e2c0a23bb5a.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (3c38116944b8a428ff960a53e2c9baae) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (d1360dd1013fc138c5836e2c0a23bb5a) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, bfd86b20-297f-46a2-b98f-ab311a3e9585, test_windowing_1548038422.7, [3]assert_that/{Group, Unkey, Match}, 0]
INFO:root:No more requests from control plane
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:SDK Harness waiting for in-flight requests to complete
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548038423.679700526","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (7ee2cad022bf87061414f35f4f70f140) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (7ee2cad022bf87061414f35f4f70f140).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (7ee2cad022bf87061414f35f4f70f140) [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 -> [3]assert_that/{Group, Unkey, Match} 7ee2cad022bf87061414f35f4f70f140.
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548038423.679700526","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (7ee2cad022bf87061414f35f4f70f140) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548038422.7 (a609a008a12009b4476eb0194c8cff6a) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job a609a008a12009b4476eb0194c8cff6a.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
INFO:root:Closing all cached grpc data channels.
INFO:root:Closing all cached gRPC state handlers.
INFO:root:Done consuming work.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job a609a008a12009b4476eb0194c8cff6a reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548038422.7(a609a008a12009b4476eb0194c8cff6a).
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job a609a008a12009b4476eb0194c8cff6a.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
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[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 3878aa9627f50251a50c459e4b36ec93: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcherdeca4c19-d1bd-419c-8fd9-ca84dbc97f4d.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcherdeca4c19-d1bd-419c-8fd9-ca84dbc97f4d.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager bc979d01bb04814a2b0e2ffa29c74707@akka://flink/user/jobmanager_45 for job a609a008a12009b4476eb0194c8cff6a from the resource manager.
[flink-akka.actor.default-dispatcher-5] 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{fc80c6c6ead3331ee15182e09337611f}, jobId: a609a008a12009b4476eb0194c8cff6a).
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job a609a008a12009b4476eb0194c8cff6a from job leader monitoring.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job a609a008a12009b4476eb0194c8cff6a.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[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-270329d0-b371-450b-bb54-e15044e0b57f
[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-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcherdeca4c19-d1bd-419c-8fd9-ca84dbc97f4d.
[ForkJoinPool.commonPool-worker-9] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Removing cache directory /tmp/flink-web-ui
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[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.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confFXuLbE/test-metrics.txt
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:34369
[flink-akka.actor.default-dispatcher-3] 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 331 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@18c9b7a3
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confFXuLbE

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548038395.41_8313ea90-aa4c-4bfd-82b2-71b0b34819ea failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 38.994s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 349

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 4m 57s
45 actionable tasks: 34 executed, 11 from cache

Publishing build scan...
https://gradle.com/s/gd5uufkk6bl26

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #46

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/46/display/redirect>

------------------------------------------
[...truncated 4.02 MB...]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 21, 2019 12:05:48 AM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:45129} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:45895.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:42165.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
INFO:root:Creating channel for localhost:44547
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (dd6579fcc8f003ad9845122886226b5b) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (dd6579fcc8f003ad9845122886226b5b).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (dd6579fcc8f003ad9845122886226b5b) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) dd6579fcc8f003ad9845122886226b5b.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (dd6579fcc8f003ad9845122886226b5b) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (d857cc0e6dfd391a8bcc807db5e77542) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (d857cc0e6dfd391a8bcc807db5e77542).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (d857cc0e6dfd391a8bcc807db5e77542) [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 Source: Impulse -> [4]assert_that/{Create, Group} d857cc0e6dfd391a8bcc807db5e77542.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (d857cc0e6dfd391a8bcc807db5e77542) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (7367478f6b3a928cc289bd15aac96706) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (7367478f6b3a928cc289bd15aac96706).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (7367478f6b3a928cc289bd15aac96706) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem 7367478f6b3a928cc289bd15aac96706.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (7367478f6b3a928cc289bd15aac96706) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (4e8411d95698d671c63d75876125d70e) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (4e8411d95698d671c63d75876125d70e).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (4e8411d95698d671c63d75876125d70e) [FINISHED]
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (122618e3954c91087bb00aa6bd60c7b2) switched from RUNNING to 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 GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} 4e8411d95698d671c63d75876125d70e.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (122618e3954c91087bb00aa6bd60c7b2).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (122618e3954c91087bb00aa6bd60c7b2) [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 ToKeyedWorkItem 122618e3954c91087bb00aa6bd60c7b2.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (4e8411d95698d671c63d75876125d70e) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (122618e3954c91087bb00aa6bd60c7b2) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 1c270bb3-837b-40a5-816e-c88799f92885, test_windowing_1548029147.81, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (03e310283658809771140a275a795a10) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (03e310283658809771140a275a795a10).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (03e310283658809771140a275a795a10) [FINISHED]
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548029148.817728782","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548029148.817728782","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[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 -> [3]assert_that/{Group, Unkey, Match} 03e310283658809771140a275a795a10.

[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (03e310283658809771140a275a795a10) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548029147.81 (8968b9636880de0f8ea21aa3251718fa) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job 8968b9636880de0f8ea21aa3251718fa.
[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 8968b9636880de0f8ea21aa3251718fa 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_1548029147.81(8968b9636880de0f8ea21aa3251718fa).INFO:root:Closing all cached grpc data channels.

[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 8968b9636880de0f8ea21aa3251718fa.
INFO:root:Closing all cached gRPC state handlers.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 4adbf50c8f9d915ec401ff564a44425c: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager a4413267110a784a536455ac57e44463@akka://flink/user/jobmanager_45 for job 8968b9636880de0f8ea21aa3251718fa from the resource manager.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcActor - The rpc endpoint org.apache.flink.runtime.jobmaster.slotpool.SlotPool has not been started yet. Discarding message org.apache.flink.runtime.rpc.messages.LocalRpcInvocation until processing is started.
INFO:root:Done consuming work.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-4] 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{5f65ec792e963f671a421c42e6a593cb}, jobId: 8968b9636880de0f8ea21aa3251718fa).
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job 8968b9636880de0f8ea21aa3251718fa from job leader monitoring.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 8968b9636880de0f8ea21aa3251718fa.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcherb7e383a3-44c8-4e81-9836-77e8af5f96c3.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcherb7e383a3-44c8-4e81-9836-77e8af5f96c3.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-5c45d742-3f01-4052-b0a1-1c45f4daab87
[flink-akka.actor.default-dispatcher-4] 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.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcherb7e383a3-44c8-4e81-9836-77e8af5f96c3.
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Removing cache directory /tmp/flink-web-ui
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shut down complete.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confVTjVhj/test-metrics.txt
[flink-akka.actor.default-dispatcher-4] 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 0.0.0.0:35729
[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 337 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@42cbcb9d
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confVTjVhj

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548029121.38_0ec96838-1a48-4d11-9e24-d73efac295c1 failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 39.917s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 347

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 347

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 40s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/jns7h2h6sw5ys

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #45

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/45/display/redirect>

------------------------------------------
[...truncated 4.02 MB...]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 20, 2019 6:05:43 PM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:43215} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:42163.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:41797.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
INFO:root:Creating channel for localhost:43899
[grpc-default-executor-1] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (7f1d980afe4e094e3fb66336bbe7b37a) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (7f1d980afe4e094e3fb66336bbe7b37a).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (7f1d980afe4e094e3fb66336bbe7b37a) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) 7f1d980afe4e094e3fb66336bbe7b37a.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (7f1d980afe4e094e3fb66336bbe7b37a) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [4]assert_that/{Create, Group}, 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (f9dbb333aeaa080c77ad0fa3fe05af7f) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (f9dbb333aeaa080c77ad0fa3fe05af7f).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (f9dbb333aeaa080c77ad0fa3fe05af7f) [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 Source: Impulse -> [4]assert_that/{Create, Group} f9dbb333aeaa080c77ad0fa3fe05af7f.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (f9dbb333aeaa080c77ad0fa3fe05af7f) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (da99ee952a421d1ea0a57beaa7daf6a5) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (da99ee952a421d1ea0a57beaa7daf6a5).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (da99ee952a421d1ea0a57beaa7daf6a5) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem da99ee952a421d1ea0a57beaa7daf6a5.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (da99ee952a421d1ea0a57beaa7daf6a5) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (c0ac6166672afe973cf169bad67ef0ce) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (c0ac6166672afe973cf169bad67ef0ce).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (c0ac6166672afe973cf169bad67ef0ce) [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:405>), assert_that} c0ac6166672afe973cf169bad67ef0ce.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (467824e3dd36d63b0470966637c282b2) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (467824e3dd36d63b0470966637c282b2).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (467824e3dd36d63b0470966637c282b2) [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 ToKeyedWorkItem 467824e3dd36d63b0470966637c282b2.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (c0ac6166672afe973cf169bad67ef0ce) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (467824e3dd36d63b0470966637c282b2) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 5d99e441-c14a-4505-ace6-8c8ae5565d37, test_windowing_1548007542.46, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548007543.448336539","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (588bc9648d0ddaa96cbf39a155514b1c) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (588bc9648d0ddaa96cbf39a155514b1c).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (588bc9648d0ddaa96cbf39a155514b1c) [FINISHED]
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1548007543.448336539","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} 588bc9648d0ddaa96cbf39a155514b1c.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (588bc9648d0ddaa96cbf39a155514b1c) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1548007542.46 (19ad22cc9643695df51887b2846eff58) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job 19ad22cc9643695df51887b2846eff58.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
INFO:root:Closing all cached grpc data channels.
INFO:root:Closing all cached gRPC state handlers.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 19ad22cc9643695df51887b2846eff58 reached globally terminal state FINISHED.
INFO:root:Done consuming work.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1548007542.46(19ad22cc9643695df51887b2846eff58).
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 19ad22cc9643695df51887b2846eff58.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection aac7748ca537da056a0a3a66683ff667: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcher77f71a2f-6a8a-45ce-abcc-e9ed51eedcf9.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcher77f71a2f-6a8a-45ce-abcc-e9ed51eedcf9.
[flink-akka.actor.default-dispatcher-3] 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{a5db897068ae41cf22526cfdacfbdef3}, jobId: 19ad22cc9643695df51887b2846eff58).
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager bbbcd0abf9f4d60c644fa0c6b3744c43@akka://flink/user/jobmanager_45 for job 19ad22cc9643695df51887b2846eff58 from the resource manager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job 19ad22cc9643695df51887b2846eff58 from job leader monitoring.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcActor - The rpc endpoint org.apache.flink.runtime.jobmaster.slotpool.SlotPool has not been started yet. Discarding message org.apache.flink.runtime.rpc.messages.LocalRpcInvocation until processing is started.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 19ad22cc9643695df51887b2846eff58.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-8fa091e5-a381-49b7-b283-cb9c72d74e81
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.io.network.NetworkEnvironment - Shutting down the network environment and its components.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcher77f71a2f-6a8a-45ce-abcc-e9ed51eedcf9.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Removing cache directory /tmp/flink-web-ui
[ForkJoinPool.commonPool-worker-2] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shut down complete.
[ForkJoinPool.commonPool-worker-2] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confj4WNzs/test-metrics.txt
[ForkJoinPool.commonPool-worker-2] 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 0.0.0.0:40751
[flink-akka.actor.default-dispatcher-5] 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 347 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@72ff105
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confj4WNzs

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1548007516.35_ab6c8f41-57de-4e60-90b7-679f78e2ff9d failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 40.461s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 347

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 347

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 35s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/qvfmpaw6vb3vk

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

---------------------------------------------------------------------
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Build failed in Jenkins: beam_PostCommit_Python_VR_Flink #44

Posted by Apache Jenkins Server <je...@builds.apache.org>.
See <https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/44/display/redirect>

------------------------------------------
[...truncated 4.01 MB...]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing heap keyed state backend with stream factory.
Jan 20, 2019 12:05:49 PM org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference cleanQueue
SEVERE: *~*~*~ Channel ManagedChannelImpl{logId=553, target=localhost:33269} was not shutdown properly!!! ~*~*~*
    Make sure to call shutdown()/shutdownNow() and wait until awaitTermination() returns true.
java.lang.RuntimeException: ManagedChannel allocation site
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper$ManagedChannelReference.<init>(ManagedChannelOrphanWrapper.java:103)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:53)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ManagedChannelOrphanWrapper.<init>(ManagedChannelOrphanWrapper.java:44)
	at org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.AbstractManagedChannelImplBuilder.build(AbstractManagedChannelImplBuilder.java:410)
	at org.apache.beam.sdk.fn.channel.ManagedChannelFactory.forDescriptor(ManagedChannelFactory.java:44)
	at org.apache.beam.runners.fnexecution.environment.ExternalEnvironmentFactory.createEnvironment(ExternalEnvironmentFactory.java:108)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.lambda$new$0(DefaultJobBundleFactory.java:104)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:149)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:145)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3628)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2336)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2295)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2208)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.get(LocalCache.java:4053)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4057)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4986)
	at org.apache.beam.vendor.guava.v20_0.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4992)
	at org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:157)
	at org.apache.beam.runners.flink.translation.functions.FlinkDefaultExecutableStageContext.getStageBundleFactory(FlinkDefaultExecutableStageContext.java:70)
	at org.apache.beam.runners.flink.translation.functions.ReferenceCountingFlinkExecutableStageContextFactory$WrappedContext.getStageBundleFactory(ReferenceCountingFlinkExecutableStageContextFactory.java:203)
	at org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.open(ExecutableStageDoFnOperator.java:184)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:420)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:296)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:712)
	at java.lang.Thread.run(Thread.java:748)

INFO:root:Creating insecure control channel for localhost:40375.
INFO:root:Control channel established.
INFO:root:Initializing SDKHarness with 12 workers.
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - Beam Fn Control client connected with id 1
INFO:root:Creating insecure state channel for localhost:35339.
INFO:root:State channel established.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:0:0
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_2:0
INFO:root:Creating channel for localhost:37011
[grpc-default-executor-0] INFO org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client connected.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_1:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [1]Create/FlatMap(<lambda at core.py:2049>), 0]
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_17:0
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [4]assert_that/{Create, Group}, 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [4]assert_that/{Create, Group}, 0]
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_12:0
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (e9f38a76df108448e1ae1950e6fa1b11) switched from RUNNING to FINISHED.
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (e9f38a76df108448e1ae1950e6fa1b11).
[Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (e9f38a76df108448e1ae1950e6fa1b11) [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 Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) e9f38a76df108448e1ae1950e6fa1b11.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [1]Create/FlatMap(<lambda at core.py:2049>) (1/1) (e9f38a76df108448e1ae1950e6fa1b11) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_9:0
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn), 0]
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (974e125327c81f2ac176914c0b4e60a4) switched from RUNNING to FINISHED.
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (974e125327c81f2ac176914c0b4e60a4).
[Source: Impulse -> [4]assert_that/{Create, Group} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (974e125327c81f2ac176914c0b4e60a4) [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 Source: Impulse -> [4]assert_that/{Create, Group} 974e125327c81f2ac176914c0b4e60a4.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse -> [4]assert_that/{Create, Group} (1/1) (974e125327c81f2ac176914c0b4e60a4) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (349db80be9df11a2f7b4456d4abf49bd) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (349db80be9df11a2f7b4456d4abf49bd).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1)] 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:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (349db80be9df11a2f7b4456d4abf49bd) [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 [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem 349db80be9df11a2f7b4456d4abf49bd.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - [3]{Create, Map(<lambda at fn_api_runner_test.py:402>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/1) (349db80be9df11a2f7b4456d4abf49bd) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/write/ref_PCollection_PCollection_24:1:0
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_15:0
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that}, 0]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (4616a35776dd64fbba249caa0f519a9f) switched from RUNNING to FINISHED.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (4616a35776dd64fbba249caa0f519a9f).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1)] 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:405>), assert_that} (1/1) (4616a35776dd64fbba249caa0f519a9f) [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 GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} 4616a35776dd64fbba249caa0f519a9f.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - ToKeyedWorkItem (1/1) (164eb08f1f6064557b267d37f6d45f85) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for ToKeyedWorkItem (1/1) (164eb08f1f6064557b267d37f6d45f85).
[ToKeyedWorkItem (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task ToKeyedWorkItem (1/1) (164eb08f1f6064557b267d37f6d45f85) [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 ToKeyedWorkItem 164eb08f1f6064557b267d37f6d45f85.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:405>), assert_that} (1/1) (4616a35776dd64fbba249caa0f519a9f) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/1) (164eb08f1f6064557b267d37f6d45f85) switched from RUNNING to FINISHED.
WARNING:root:No unique name set for transform fn/read/ref_PCollection_PCollection_27:0
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:start_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:process_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:ptransform_execution_time:total_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:element_count:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.flink.metrics.MetricGroup - Name collision: Group already contains a Metric with the name 'beam.metric:pardo_execution_time:finish_bundle_msecs:v1'. Metric will not be reported.[localhost, taskmanager, 644db081-161f-4a48-a48d-832b0a8b4d26, test_windowing_1547985948.41, [3]assert_that/{Group, Unkey, Match}, 0]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] WARN org.apache.beam.sdk.fn.data.BeamFnDataGrpcMultiplexer - Hanged up for unknown endpoint.
INFO:root:No more requests from control plane
INFO:root:SDK Harness waiting for in-flight requests to complete
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (80948460b3af2e5156faf1232e074d09) switched from RUNNING to FINISHED.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (80948460b3af2e5156faf1232e074d09).
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are closed for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (80948460b3af2e5156faf1232e074d09) [FINISHED]
ERROR:root:Failed to read inputs in the data plane
Traceback (most recent call last):
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1547985949.463344525","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>
[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 assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} 80948460b3af2e5156faf1232e074d09.
Exception in thread read_grpc_client_inputs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/threading.py", line 801, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.7/threading.py", line 754, in run
    self.__target(*self.__args, **self.__kwargs)
  File "apache_beam/runners/worker/data_plane.py", line 282, in <lambda>
    target=lambda: self._read_inputs(elements_iterator),
  File "apache_beam/runners/worker/data_plane.py", line 269, in _read_inputs
    for elements in elements_iterator:
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 367, in next
    return self._next()
  File "<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/build/gradleenv/1327086738/local/lib/python2.7/site-packages/grpc/_channel.py",> line 358, in _next
    raise self
_Rendezvous: <_Rendezvous of RPC that terminated with:
	status = StatusCode.CANCELLED
	details = "Multiplexer hanging up"
	debug_error_string = "{"created":"@1547985949.463344525","description":"Error received from peer","file":"src/core/lib/surface/call.cc","file_line":1036,"grpc_message":"Multiplexer hanging up","grpc_status":1}"
>

[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/1) (80948460b3af2e5156faf1232e074d09) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph - Job test_windowing_1547985948.41 (1384ea1808cce969bed3338b5f1eb0a0) switched from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job 1384ea1808cce969bed3338b5f1eb0a0.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.checkpoint.StandaloneCompletedCheckpointStore - Shutting down
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 1384ea1808cce969bed3338b5f1eb0a0 reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job test_windowing_1547985948.41(1384ea1808cce969bed3338b5f1eb0a0).
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 1384ea1808cce969bed3338b5f1eb0a0.
INFO:root:Closing all cached grpc data channels.
INFO:root:Closing all cached gRPC state handlers.
INFO:root:Done consuming work.
[flink-runner-job-server] INFO org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini Cluster
[flink-runner-job-server] INFO org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest endpoint.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher akka://flink/user/dispatcher02e7f03e-31b8-4cc3-959f-b194fc7cb292.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all currently running jobs of dispatcher akka://flink/user/dispatcher02e7f03e-31b8-4cc3-959f-b194fc7cb292.
[flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.jobmaster.JobMaster - Close ResourceManager connection 7e3a09af5a0c42395a74535c2a86422c: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-4] 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{483ac2ba0afbd7c3402611cc0af38d9d}, jobId: 1384ea1808cce969bed3338b5f1eb0a0).
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Remove job 1384ea1808cce969bed3338b5f1eb0a0 from job leader monitoring.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Close JobManager connection for job 1384ea1808cce969bed3338b5f1eb0a0.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect job manager a3c041dea43b812ef122a923ff6b4224@akka://flink/user/jobmanager_45 for job 1384ea1808cce969bed3338b5f1eb0a0 from the resource manager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.state.TaskExecutorLocalStateStoresManager - Shutting down TaskExecutorLocalStateStoresManager.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Closing the SlotManager.
[flink-akka.actor.default-dispatcher-5] INFO org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager - Suspending the SlotManager.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.io.disk.iomanager.IOManager - I/O manager removed spill file directory /tmp/flink-io-1c0dd901-0c55-40cf-a475-ac0ec6bc950a
[flink-akka.actor.default-dispatcher-4] 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.rest.handler.legacy.backpressure.StackTraceSampleCoordinator - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher akka://flink/user/dispatcher02e7f03e-31b8-4cc3-959f-b194fc7cb292.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.taskexecutor.JobLeaderService - Stop job leader service.
[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-4] INFO org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopped TaskExecutor akka://flink/user/taskmanager_44.
[flink-akka.actor.default-dispatcher-4] INFO org.apache.beam.runners.flink.metrics.FileReporter - wrote metrics to /tmp/flinktest-confdkcZ6k/test-metrics.txt
[flink-akka.actor.default-dispatcher-4] INFO org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopping Akka RPC service.
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.PermanentBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.TransientBlobCache - Shutting down BLOB cache
[flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.blob.BlobServer - Stopped BLOB server at 0.0.0.0:43259
[flink-akka.actor.default-dispatcher-3] 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 351 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@d96ae896
INFO:root:Job state changed to DONE
.INFO:root:removing conf dir: /tmp/flinktest-confdkcZ6k

======================================================================
ERROR: test_flattened_side_input (__main__.FlinkRunnerTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "apache_beam/runners/portability/fn_api_runner_test.py", line 205, in test_flattened_side_input
    label='CheckFlattenOfSideInput')
  File "apache_beam/pipeline.py", line 425, in __exit__
    self.run().wait_until_finish()
  File "apache_beam/runners/portability/portable_runner.py", line 349, in wait_until_finish
    self._job_id, self._state, self._last_error_message()))
RuntimeError: Pipeline test_flattened_side_input_1547985921.01_d4d8d753-56e4-4a63-9295-ee41964b05d4 failed in state FAILED: java.lang.IllegalArgumentException: PCollectionNodes [PCollectionNode{id=ref_PCollection_PCollection_12, PCollection=unique_name: "17side3/Map(decode).None"
coder_id: "ref_Coder_BytesCoder_1"
is_bounded: BOUNDED
windowing_strategy_id: "ref_Windowing_Windowing_1"
}] were consumed but never produced

----------------------------------------------------------------------
Ran 28 tests in 39.088s

FAILED (errors=1, skipped=6)

> Task :beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK FAILED

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 347

* What went wrong:
Execution failed for task ':beam-sdks-python: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.
==============================================================================

2: Task failed with an exception.
-----------
* Where:
Build file '<https://builds.apache.org/job/beam_PostCommit_Python_VR_Flink/ws/src/sdks/python/build.gradle'> line: 347

* What went wrong:
Execution failed for task ':beam-sdks-python:flinkCompatibilityMatrixStreamingLOOPBACK'.
> 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 5.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/4.10.3/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 5m 40s
45 actionable tasks: 40 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/ontx5tgxhd7te

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

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