See 
<https://builds.apache.org/job/beam_PreCommit_Python2_PVR_Flink_Cron/236/display/redirect>

Changes:


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[...truncated 24.92 MB...]
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory$WrappedContext.access$200(ReferenceCountingExecutableStageContextFactory.java:184)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory.release(ReferenceCountingExecutableStageContextFactory.java:173)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory.scheduleRelease(ReferenceCountingExecutableStageContextFactory.java:132)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory.access$300(ReferenceCountingExecutableStageContextFactory.java:44)
        at 
org.apache.beam.runners.fnexecution.control.ReferenceCountingExecutableStageContextFactory$WrappedContext.close(ReferenceCountingExecutableStageContextFactory.java:204)
        at 
org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.$closeResource(ExecutableStageDoFnOperator.java:489)
        at 
org.apache.beam.runners.flink.translation.wrappers.streaming.ExecutableStageDoFnOperator.dispose(ExecutableStageDoFnOperator.java:489)
        at 
org.apache.flink.streaming.runtime.tasks.StreamTask.tryDisposeAllOperators(StreamTask.java:562)
        at 
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:443)
        at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:705)
        at org.apache.flink.runtime.taskmanager.Task.run(Task.java:530)
        at java.lang.Thread.run(Thread.java:748)

[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(1/2)] INFO org.apache.flink.streaming.runtime.tasks.StreamTask - No state 
backend has been configured, using default (Memory / JobManager) 
MemoryStateBackend (data in heap memory / checkpoints to JobManager) 
(checkpoints: 'null', savepoints: 'null', asynchronous: TRUE, maxStateSize: 
5242880)
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> 
[5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} (1/2) 
(dbbe016c5490b2e2e0c57af4a3e7120d) switched from DEPLOYING to RUNNING.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(2/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> 
[5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} (2/2) 
(be8f79bc940ca2fff5d277f8c7170f4c) switched from CREATED to DEPLOYING.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem 
stream leak safety net for task GroupByKey -> [5]{Map(<lambda at 
fn_api_runner_test.py:589>), assert_that} (2/2) 
(be8f79bc940ca2fff5d277f8c7170f4c) [DEPLOYING]
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for 
task GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(2/2) (be8f79bc940ca2fff5d277f8c7170f4c) [DEPLOYING].
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Registering task at 
network: GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), 
assert_that} (2/2) (be8f79bc940ca2fff5d277f8c7170f4c) [DEPLOYING].
[[3]{Create, Map(<lambda at fn_api_runner_test.py:586>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (1/2)] WARN 
org.apache.flink.metrics.MetricGroup - The operator name [3]{Create, 
Map(<lambda at fn_api_runner_test.py:586>), WindowInto(WindowIntoFn)} exceeded 
the 80 characters length limit and was truncated.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task 
ToKeyedWorkItem (1/2).
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(2/2)] INFO org.apache.flink.runtime.taskmanager.Task - GroupByKey -> 
[5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} (2/2) 
(be8f79bc940ca2fff5d277f8c7170f4c) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupByKey -> 
[5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} (2/2) 
(be8f79bc940ca2fff5d277f8c7170f4c) switched from DEPLOYING to RUNNING.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(2/2)] INFO org.apache.flink.streaming.runtime.tasks.StreamTask - No state 
backend has been configured, using default (Memory / JobManager) 
MemoryStateBackend (data in heap memory / checkpoints to JobManager) 
(checkpoints: 'null', savepoints: 'null', asynchronous: TRUE, maxStateSize: 
5242880)
[ToKeyedWorkItem (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
ToKeyedWorkItem (1/2) (41c5a51cb0fb3766957fdc2e14e42ceb) switched from CREATED 
to DEPLOYING.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:586>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2)] WARN 
org.apache.flink.metrics.MetricGroup - The operator name [3]{Create, 
Map(<lambda at fn_api_runner_test.py:586>), WindowInto(WindowIntoFn)} exceeded 
the 80 characters length limit and was truncated.
[ToKeyedWorkItem (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Creating FileSystem stream leak safety net for task ToKeyedWorkItem (1/2) 
(41c5a51cb0fb3766957fdc2e14e42ceb) [DEPLOYING]
[ToKeyedWorkItem (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Loading JAR files for task ToKeyedWorkItem (1/2) 
(41c5a51cb0fb3766957fdc2e14e42ceb) [DEPLOYING].
[ToKeyedWorkItem (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Registering task at network: ToKeyedWorkItem (1/2) 
(41c5a51cb0fb3766957fdc2e14e42ceb) [DEPLOYING].
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task 
ToKeyedWorkItem (2/2).
[ToKeyedWorkItem (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
ToKeyedWorkItem (1/2) (41c5a51cb0fb3766957fdc2e14e42ceb) switched from 
DEPLOYING to RUNNING.
[ToKeyedWorkItem (1/2)] INFO 
org.apache.flink.streaming.runtime.tasks.StreamTask - No state backend has been 
configured, using default (Memory / JobManager) MemoryStateBackend (data in 
heap memory / checkpoints to JobManager) (checkpoints: 'null', savepoints: 
'null', asynchronous: TRUE, maxStateSize: 5242880)
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (1/2) 
(41c5a51cb0fb3766957fdc2e14e42ceb) switched from DEPLOYING to RUNNING.
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(1/2)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - 
Initializing heap keyed state backend with stream factory.
[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 
46a22a11a978128a1cb24bc3a1ee668e.
[ToKeyedWorkItem (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
ToKeyedWorkItem (2/2) (77f75c0a8f0a54f6d64d6af97f4e114b) switched from CREATED 
to DEPLOYING.
[ToKeyedWorkItem (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Creating FileSystem stream leak safety net for task ToKeyedWorkItem (2/2) 
(77f75c0a8f0a54f6d64d6af97f4e114b) [DEPLOYING]
[ToKeyedWorkItem (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Loading JAR files for task ToKeyedWorkItem (2/2) 
(77f75c0a8f0a54f6d64d6af97f4e114b) [DEPLOYING].
[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 
fe3eaceb54bcba924efcef7116aa022a.
[ToKeyedWorkItem (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Registering task at network: ToKeyedWorkItem (2/2) 
(77f75c0a8f0a54f6d64d6af97f4e114b) [DEPLOYING].
[GroupByKey -> [5]{Map(<lambda at fn_api_runner_test.py:589>), assert_that} 
(2/2)] INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - 
Initializing heap keyed state backend with stream factory.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse (1/1) 
(46a22a11a978128a1cb24bc3a1ee668e) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Source: Impulse (1/1) 
(fe3eaceb54bcba924efcef7116aa022a) switched from RUNNING to FINISHED.
[ToKeyedWorkItem (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
ToKeyedWorkItem (2/2) (77f75c0a8f0a54f6d64d6af97f4e114b) switched from 
DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2).
[ToKeyedWorkItem (2/2)] INFO 
org.apache.flink.streaming.runtime.tasks.StreamTask - No state backend has been 
configured, using default (Memory / JobManager) MemoryStateBackend (data in 
heap memory / checkpoints to JobManager) (checkpoints: 'null', savepoints: 
'null', asynchronous: TRUE, maxStateSize: 5242880)
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - ToKeyedWorkItem (2/2) 
(77f75c0a8f0a54f6d64d6af97f4e114b) switched from DEPLOYING to RUNNING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> [3]assert_that/{Group, Unkey, Match} (1/2) 
(0d2d2b1932c6a0e1341ee68953cf0055) switched from CREATED to DEPLOYING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream 
leak safety net for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, 
Unkey, Match} (1/2) (0d2d2b1932c6a0e1341ee68953cf0055) [DEPLOYING]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2) 
(0d2d2b1932c6a0e1341ee68953cf0055) [DEPLOYING].
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.taskexecutor.slot.TaskSlotTable - Activate slot 
c50504a0c6db58eb6e20041845c7cf57.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2) 
(0d2d2b1932c6a0e1341ee68953cf0055) [DEPLOYING].
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> [3]assert_that/{Group, Unkey, Match} (1/2) 
(0d2d2b1932c6a0e1341ee68953cf0055) switched from DEPLOYING to RUNNING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.streaming.runtime.tasks.StreamTask - No state backend has 
been configured, using default (Memory / JobManager) MemoryStateBackend (data 
in heap memory / checkpoints to JobManager) (checkpoints: 'null', savepoints: 
'null', asynchronous: TRUE, maxStateSize: 5242880)
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2) 
(0d2d2b1932c6a0e1341ee68953cf0055) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2).
INFO:apache_beam.runners.worker.statecache:Creating state cache with size 0
INFO:apache_beam.runners.worker.sdk_worker:Creating insecure control channel 
for localhost:45803.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> [3]assert_that/{Group, Unkey, Match} (2/2) 
(b64d1bca20a3200566672420af1bf162) switched from CREATED to DEPLOYING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream 
leak safety net for task assert_that/Group/GroupByKey -> [3]assert_that/{Group, 
Unkey, Match} (2/2) (b64d1bca20a3200566672420af1bf162) [DEPLOYING]
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2) 
(b64d1bca20a3200566672420af1bf162) [DEPLOYING].
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2) 
(b64d1bca20a3200566672420af1bf162) [DEPLOYING].
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - assert_that/Group/GroupByKey 
-> [3]assert_that/{Group, Unkey, Match} (2/2) 
(b64d1bca20a3200566672420af1bf162) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2) 
(b64d1bca20a3200566672420af1bf162) switched from DEPLOYING to RUNNING.
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.streaming.runtime.tasks.StreamTask - No state backend has 
been configured, using default (Memory / JobManager) MemoryStateBackend (data 
in heap memory / checkpoints to JobManager) (checkpoints: 'null', savepoints: 
'null', asynchronous: TRUE, maxStateSize: 5242880)
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (1/2)] 
INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing 
heap keyed state backend with stream factory.
INFO:apache_beam.runners.worker.sdk_worker:Control channel established.
INFO:apache_beam.runners.worker.sdk_worker:Initializing SDKHarness with 
unbounded number of workers.
[grpc-default-executor-1] INFO 
org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService - 
Beam Fn Control client connected with id 31-1
[assert_that/Group/GroupByKey -> [3]assert_that/{Group, Unkey, Match} (2/2)] 
INFO org.apache.flink.runtime.state.heap.HeapKeyedStateBackend - Initializing 
heap keyed state backend with stream factory.
[[1]Create/FlatMap(<lambda at core.py:2532>) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [1]Create/FlatMap(<lambda at 
core.py:2532>) (1/2) (4cb27f9c0f6c9c9c9098f0af14e67369) switched from RUNNING 
to FINISHED.
[[1]Create/FlatMap(<lambda at core.py:2532>) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[1]Create/FlatMap(<lambda at core.py:2532>) (1/2) 
(4cb27f9c0f6c9c9c9098f0af14e67369).
[[1]Create/FlatMap(<lambda at core.py:2532>) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [1]Create/FlatMap(<lambda at core.py:2532>) (1/2) 
(4cb27f9c0f6c9c9c9098f0af14e67369) [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 
[1]Create/FlatMap(<lambda at core.py:2532>) 4cb27f9c0f6c9c9c9098f0af14e67369.
[[4]assert_that/{Create, Group} (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [4]assert_that/{Create, Group} 
(2/2) (ca1822eed6a506a180cc937065911f8c) switched from RUNNING to FINISHED.
[[4]assert_that/{Create, Group} (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[4]assert_that/{Create, Group} (2/2) (ca1822eed6a506a180cc937065911f8c).
[[4]assert_that/{Create, Group} (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [4]assert_that/{Create, Group} (2/2) 
(ca1822eed6a506a180cc937065911f8c) [FINISHED]
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
[1]Create/FlatMap(<lambda at core.py:2532>) (1/2) 
(4cb27f9c0f6c9c9c9098f0af14e67369) switched from RUNNING to 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 
[4]assert_that/{Create, Group} ca1822eed6a506a180cc937065911f8c.
[flink-akka.actor.default-dispatcher-3] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
[4]assert_that/{Create, Group} (2/2) (ca1822eed6a506a180cc937065911f8c) 
switched from RUNNING to FINISHED.
INFO:apache_beam.runners.worker.sdk_worker:Creating insecure state channel for 
localhost:40479.
INFO:apache_beam.runners.worker.sdk_worker:State channel established.
INFO:apache_beam.runners.worker.data_plane:Creating client data channel for 
localhost:44777
[grpc-default-executor-1] INFO 
org.apache.beam.runners.fnexecution.data.GrpcDataService - Beam Fn Data client 
connected.
[[1]Create/FlatMap(<lambda at core.py:2532>) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [1]Create/FlatMap(<lambda at 
core.py:2532>) (2/2) (d4eeced80560b6c92943c485a9a8d6e9) switched from RUNNING 
to FINISHED.
[[1]Create/FlatMap(<lambda at core.py:2532>) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[1]Create/FlatMap(<lambda at core.py:2532>) (2/2) 
(d4eeced80560b6c92943c485a9a8d6e9).
[[1]Create/FlatMap(<lambda at core.py:2532>) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [1]Create/FlatMap(<lambda at core.py:2532>) (2/2) 
(d4eeced80560b6c92943c485a9a8d6e9) [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 
[1]Create/FlatMap(<lambda at core.py:2532>) d4eeced80560b6c92943c485a9a8d6e9.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
[1]Create/FlatMap(<lambda at core.py:2532>) (2/2) 
(d4eeced80560b6c92943c485a9a8d6e9) switched from RUNNING to FINISHED.
[[4]assert_that/{Create, Group} (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [4]assert_that/{Create, Group} 
(1/2) (136d4e6b59a8802fee5d013dec656be9) switched from RUNNING to FINISHED.
[[4]assert_that/{Create, Group} (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[4]assert_that/{Create, Group} (1/2) (136d4e6b59a8802fee5d013dec656be9).
[[4]assert_that/{Create, Group} (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [4]assert_that/{Create, Group} (1/2) 
(136d4e6b59a8802fee5d013dec656be9) [FINISHED]
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and 
sending final execution state FINISHED to JobManager for task 
[4]assert_that/{Create, Group} 136d4e6b59a8802fee5d013dec656be9.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - 
[4]assert_that/{Create, Group} (1/2) (136d4e6b59a8802fee5d013dec656be9) 
switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:586>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - [3]{Create, Map(<lambda at 
fn_api_runner_test.py:586>), WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2) 
(2dc1c3ee842a9722f52245a36de7aee0) switched from RUNNING to FINISHED.
[[3]{Create, Map(<lambda at fn_api_runner_test.py:586>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
[3]{Create, Map(<lambda at fn_api_runner_test.py:586>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2) 
(2dc1c3ee842a9722f52245a36de7aee0).
[[3]{Create, Map(<lambda at fn_api_runner_test.py:586>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task [3]{Create, Map(<lambda at fn_api_runner_test.py:586>), 
WindowInto(WindowIntoFn)} -> ToKeyedWorkItem (2/2) 
(2dc1c3ee842a9722f52245a36de7aee0) [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:586>), WindowInto(WindowIntoFn)} -> 
ToKeyedWorkItem 2dc1c3ee842a9722f52245a36de7aee0.
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MetricQueryResults(Counters(26assert_that/Create/Impulse.None/beam:env:external:v1:0:beam:metric:ptransform_execution_time:total_msecs:v1
 {PTRANSFORM=ref_AppliedPTransform_assert_that/Group/pair_with_0_33}: 0, 
48Create/MaybeReshuffle/Reshuffle/RemoveRandomKeys.None/beam:env:external:v1:0:beam:metric:ptransform_execution_time:total_msecs:v1
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24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:ptransform_execution_time:total_msecs:v1
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48Create/MaybeReshuffle/Reshuffle/RemoveRandomKeys.None/beam:env:external:v1:0:beam:metric:pardo_execution_time:start_bundle_msecs:v1
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42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:ptransform_execution_time:total_msecs:v1
 
{PTRANSFORM=ref_AppliedPTransform_assert_that/Group/Map(_merge_tagged_vals_under_key)_40}:
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24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:pardo_execution_time:start_bundle_msecs:v1
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42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:pardo_execution_time:finish_bundle_msecs:v1
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26assert_that/Create/Impulse.None/beam:env:external:v1:0:beam:metric:ptransform_execution_time:total_msecs:v1
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24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:ptransform_execution_time:total_msecs:v1
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24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:pardo_execution_time:finish_bundle_msecs:v1
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 {PCOLLECTION=ref_PCollection_PCollection_11}: DistributionResult{sum=100, 
count=5, min=20, max=20}, 
24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_24:0}: DistributionResult{sum=60, 
count=2, min=29, max=31}, 
48Create/MaybeReshuffle/Reshuffle/RemoveRandomKeys.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_12}: DistributionResult{sum=140, 
count=5, min=28, max=28}, 
48Create/MaybeReshuffle/Reshuffle/RemoveRandomKeys.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_9}: DistributionResult{sum=80, 
count=5, min=16, max=16}, 
26assert_that/Create/Impulse.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_24:1}: DistributionResult{sum=19, 
count=1, min=19, max=19}, 
14Create/Impulse.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_2}: DistributionResult{sum=75, 
count=5, min=15, max=15}, 
26assert_that/Create/Impulse.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_19}: DistributionResult{sum=15, 
count=1, min=15, max=15}, 
24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_15}: DistributionResult{sum=75, 
count=2, min=36, max=39}, 
26assert_that/Create/Impulse.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_18}: DistributionResult{sum=16, 
count=1, min=16, max=16}, 
24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_16}: DistributionResult{sum=66, 
count=2, min=32, max=34}, 
26assert_that/Create/Impulse.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_17}: DistributionResult{sum=13, 
count=1, min=13, max=13}, 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_30}: DistributionResult{sum=14, 
count=1, min=14, max=14}, 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_28}: DistributionResult{sum=47, 
count=1, min=47, max=47}, 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_29}: DistributionResult{sum=39, 
count=1, min=39, max=39}, 
26assert_that/Create/Impulse.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_22}: DistributionResult{sum=17, 
count=1, min=17, max=17}, 
24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_20}: DistributionResult{sum=46, 
count=2, min=22, max=24}, 
24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_21}: DistributionResult{sum=48, 
count=2, min=23, max=25}, 
24GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_23}: DistributionResult{sum=52, 
count=2, min=25, max=27}, 
42assert_that/Group/GroupByKey/GroupByWindow.None/beam:env:external:v1:0:beam:metric:sampled_byte_size:v1
 {PCOLLECTION=ref_PCollection_PCollection_27}: DistributionResult{sum=59, 
count=1, min=59, max=59}))
[flink-runner-job-invoker] ERROR 
org.apache.beam.runners.fnexecution.jobsubmission.InMemoryJobService - Failed 
to remove job staging directory for token 
{"sessionId":"job_4e0fb246-4be1-4536-8b6c-d4adaf54e338","basePath":"/tmp/flinktest2ULK1I"}:
 {}
java.io.FileNotFoundException: 
/tmp/flinktest2ULK1I/job_4e0fb246-4be1-4536-8b6c-d4adaf54e338/MANIFEST (No such 
file or directory)
        at java.io.FileInputStream.open0(Native Method)
        at java.io.FileInputStream.open(FileInputStream.java:195)
        at java.io.FileInputStream.<init>(FileInputStream.java:138)
        at org.apache.beam.sdk.io.LocalFileSystem.open(LocalFileSystem.java:118)
        at org.apache.beam.sdk.io.LocalFileSystem.open(LocalFileSystem.java:82)
        at org.apache.beam.sdk.io.FileSystems.open(FileSystems.java:252)
        at 
org.apache.beam.runners.fnexecution.artifact.BeamFileSystemArtifactRetrievalService.loadManifest(BeamFileSystemArtifactRetrievalService.java:88)
        at 
org.apache.beam.runners.fnexecution.artifact.BeamFileSystemArtifactStagingService.removeArtifacts(BeamFileSystemArtifactStagingService.java:92)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobServerDriver.lambda$createJobService$0(JobServerDriver.java:63)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.InMemoryJobService.lambda$run$0(InMemoryJobService.java:201)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobInvocation.setState(JobInvocation.java:226)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobInvocation.access$200(JobInvocation.java:46)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobInvocation$1.onSuccess(JobInvocation.java:107)
        at 
org.apache.beam.runners.fnexecution.jobsubmission.JobInvocation$1.onSuccess(JobInvocation.java:93)
        at 
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1058)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
INFO:apache_beam.runners.portability.portable_runner:Job state changed to DONE
.INFO:__main__:removing conf dir: /tmp/flinktest-confKyWQJY

----------------------------------------------------------------------
Ran 76 tests in 186.766s

OK (skipped=14)

FAILURE: Build failed with an exception.

* Where:
Script 
'<https://builds.apache.org/job/beam_PreCommit_Python2_PVR_Flink_Cron/ws/src/sdks/python/test-suites/portable/common.gradle'>
 line: 55

* What went wrong:
Execution failed for task 
':sdks:python:test-suites:portable:py2:flinkCompatibilityMatrixBatchLOOPBACK'.
> Process 'command 'sh'' finished with non-zero exit value 1

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug 
option to get more log output. Run with --scan to get full insights.

* Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with 
Gradle 6.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See 
https://docs.gradle.org/5.2.1/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 40m 51s
72 actionable tasks: 54 executed, 17 from cache, 1 up-to-date

Publishing build scan...
https://scans.gradle.com/s/oxqyfyglwrfs2

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

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