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[CHAIN MapPartition (MapPartition at 
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org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak 
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(2/2) (1ae16a6504b062677cf344d478ea889e) [DEPLOYING]
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(1ae16a6504b062677cf344d478ea889e) [DEPLOYING].
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(61b9c2463c54f8d877b58350d300cc0b).
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sending final execution state FINISHED to JobManager for task CHAIN 
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61b9c2463c54f8d877b58350d300cc0b.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
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[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition 
(MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(2/2) (1ae16a6504b062677cf344d478ea889e) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (2/2)] WARN org.apache.flink.metrics.MetricGroup - The 
operator name MapPartition (MapPartition at [6]{Map(<lambda at 
external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) 
exceeded the 80 characters length limit and was truncated.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition 
(MapPartition at 
[2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge,
 ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (2/2) 
(61b9c2463c54f8d877b58350d300cc0b) switched from RUNNING to FINISHED.
[jobmanager-future-thread-14] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition 
(MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(1/2) (28a2d6c5d069887aaaec07d8ebe982c8) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition 
(MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(1/2) (28a2d6c5d069887aaaec07d8ebe982c8) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying CHAIN 
MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task CHAIN 
MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN 
MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2) (28a2d6c5d069887aaaec07d8ebe982c8) switched from 
CREATED to DEPLOYING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Creating FileSystem stream leak safety net for task CHAIN MapPartition 
(MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(1/2) (28a2d6c5d069887aaaec07d8ebe982c8) [DEPLOYING]
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Loading JAR files for task CHAIN MapPartition (MapPartition at [6]{Map(<lambda 
at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) 
-> FlatMap (FlatMap at ExtractOutput[0]) (1/2) 
(28a2d6c5d069887aaaec07d8ebe982c8) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Registering task at network: CHAIN MapPartition (MapPartition at 
[6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(1/2) (28a2d6c5d069887aaaec07d8ebe982c8) [DEPLOYING].
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN 
MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2) (28a2d6c5d069887aaaec07d8ebe982c8) switched from 
DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition 
(MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(1/2) (28a2d6c5d069887aaaec07d8ebe982c8) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2)] WARN org.apache.flink.metrics.MetricGroup - The 
operator name MapPartition (MapPartition at [6]{Map(<lambda at 
external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) 
exceeded the 80 characters length limit and was truncated.
[CHAIN MapPartition (MapPartition at 
[2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge,
 ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - CHAIN MapPartition (MapPartition at 
[2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge,
 ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) 
(5c5bae0d3333eb2ac32149c191e0c1cd) switched from RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at 
[2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge,
 ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for CHAIN 
MapPartition (MapPartition at 
[2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge,
 ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) 
(5c5bae0d3333eb2ac32149c191e0c1cd).
[CHAIN MapPartition (MapPartition at 
[2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge,
 ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task CHAIN MapPartition (MapPartition at 
[2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge,
 ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) 
(5c5bae0d3333eb2ac32149c191e0c1cd) [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 CHAIN 
MapPartition (MapPartition at 
[2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge,
 ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) 
5c5bae0d3333eb2ac32149c191e0c1cd.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition 
(MapPartition at 
[2]ExternalTransform(pytest:beam:transforms:count)/Combine.perKey(Count)/{Merge,
 ExtractOutputs}) -> FlatMap (FlatMap at ExtractOutput[0]) (1/2) 
(5c5bae0d3333eb2ac32149c191e0c1cd) switched from RUNNING to FINISHED.
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique 
name set for transform fn/write/ref_PCollection_PCollection_24:0:0 
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique 
name set for transform fn/write/ref_PCollection_PCollection_24:0:0 
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique 
name set for transform fn/read/ref_PCollection_PCollection_14:0 
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique 
name set for transform fn/read/ref_PCollection_PCollection_14:0 
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN 
MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2) (28a2d6c5d069887aaaec07d8ebe982c8) switched from 
RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Freeing task resources for CHAIN MapPartition (MapPartition at [6]{Map(<lambda 
at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) 
-> FlatMap (FlatMap at ExtractOutput[0]) (1/2) 
(28a2d6c5d069887aaaec07d8ebe982c8).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Ensuring all FileSystem streams are closed for task CHAIN MapPartition 
(MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(1/2) (28a2d6c5d069887aaaec07d8ebe982c8) [FINISHED]
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and 
sending final execution state FINISHED to JobManager for task CHAIN 
MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) 28a2d6c5d069887aaaec07d8ebe982c8.
[jobmanager-future-thread-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (1/2) 
(c315c3ddc2e0a138dc9e6734e4b0d163) switched from CREATED to SCHEDULED.
[jobmanager-future-thread-6] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (2/2) 
(b781172fab34665b6756c02b15c9e6ae) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (2/2) 
(b781172fab34665b6756c02b15c9e6ae) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (1/2) 
(c315c3ddc2e0a138dc9e6734e4b0d163) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (2/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (2/2).
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition 
(MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(1/2) (28a2d6c5d069887aaaec07d8ebe982c8) switched from RUNNING to FINISHED.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at 
assert_that/Group/GroupByKey) (2/2) (b781172fab34665b6756c02b15c9e6ae) switched 
from CREATED to DEPLOYING.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak 
safety net for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) 
(2/2) (b781172fab34665b6756c02b15c9e6ae) [DEPLOYING]
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task 
GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) 
(b781172fab34665b6756c02b15c9e6ae) [DEPLOYING].
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) 
(b781172fab34665b6756c02b15c9e6ae) [DEPLOYING].
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (1/2).
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at 
assert_that/Group/GroupByKey) (2/2) (b781172fab34665b6756c02b15c9e6ae) switched 
from DEPLOYING to RUNNING.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at 
assert_that/Group/GroupByKey) (1/2) (c315c3ddc2e0a138dc9e6734e4b0d163) switched 
from CREATED to DEPLOYING.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak 
safety net for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) 
(1/2) (c315c3ddc2e0a138dc9e6734e4b0d163) [DEPLOYING]
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task 
GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) 
(c315c3ddc2e0a138dc9e6734e4b0d163) [DEPLOYING].
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (2/2) 
(b781172fab34665b6756c02b15c9e6ae) switched from DEPLOYING to RUNNING.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) 
(c315c3ddc2e0a138dc9e6734e4b0d163) [DEPLOYING].
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at 
assert_that/Group/GroupByKey) (1/2) (c315c3ddc2e0a138dc9e6734e4b0d163) switched 
from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (1/2) 
(c315c3ddc2e0a138dc9e6734e4b0d163) switched from DEPLOYING to RUNNING.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN 
MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (2/2) (1ae16a6504b062677cf344d478ea889e) switched from 
RUNNING to FINISHED.
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Freeing task resources for CHAIN MapPartition (MapPartition at [6]{Map(<lambda 
at external_test.py:212>), Map(<lambda at external_test.py:213>), assert_that}) 
-> FlatMap (FlatMap at ExtractOutput[0]) (2/2) 
(1ae16a6504b062677cf344d478ea889e).
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine 
(GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key 
Extractor) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN Filter 
(UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at 
GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2) 
(924f13bd94df856dd4980f2400d95dbb) switched from RUNNING to FINISHED.
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine 
(GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key 
Extractor) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task 
resources for CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> 
GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> 
Map (Key Extractor) (1/2) (924f13bd94df856dd4980f2400d95dbb).
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine 
(GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key 
Extractor) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - CHAIN Filter 
(UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at 
GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2) 
(65ce35afa7a1014ca2bdab8c5ccffe60) switched from RUNNING to FINISHED.
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine 
(GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key 
Extractor) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Freeing task 
resources for CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> 
GroupCombine (GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> 
Map (Key Extractor) (2/2) (65ce35afa7a1014ca2bdab8c5ccffe60).
[CHAIN MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - 
Ensuring all FileSystem streams are closed for task CHAIN MapPartition 
(MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(2/2) (1ae16a6504b062677cf344d478ea889e) [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 CHAIN 
MapPartition (MapPartition at [6]{Map(<lambda at external_test.py:212>), 
Map(<lambda at external_test.py:213>), assert_that}) -> FlatMap (FlatMap at 
ExtractOutput[0]) 1ae16a6504b062677cf344d478ea889e.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN MapPartition 
(MapPartition at [6]{Map(<lambda at external_test.py:212>), Map(<lambda at 
external_test.py:213>), assert_that}) -> FlatMap (FlatMap at ExtractOutput[0]) 
(2/2) (1ae16a6504b062677cf344d478ea889e) switched from RUNNING to FINISHED.
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine 
(GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key 
Extractor) (2/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all 
FileSystem streams are closed for task CHAIN Filter (UnionFixFilter) -> Map 
(Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: 
assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2) 
(65ce35afa7a1014ca2bdab8c5ccffe60) [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 CHAIN Filter 
(UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at 
GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) 
65ce35afa7a1014ca2bdab8c5ccffe60.
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN Filter 
(UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at 
GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (2/2) 
(65ce35afa7a1014ca2bdab8c5ccffe60) switched from RUNNING to FINISHED.
[CHAIN Filter (UnionFixFilter) -> Map (Key Extractor) -> GroupCombine 
(GroupCombine at GroupCombine: assert_that/Group/GroupByKey) -> Map (Key 
Extractor) (1/2)] INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all 
FileSystem streams are closed for task CHAIN Filter (UnionFixFilter) -> Map 
(Key Extractor) -> GroupCombine (GroupCombine at GroupCombine: 
assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2) 
(924f13bd94df856dd4980f2400d95dbb) [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 CHAIN Filter 
(UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at 
GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) 
924f13bd94df856dd4980f2400d95dbb.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - CHAIN Filter 
(UnionFixFilter) -> Map (Key Extractor) -> GroupCombine (GroupCombine at 
GroupCombine: assert_that/Group/GroupByKey) -> Map (Key Extractor) (1/2) 
(924f13bd94df856dd4980f2400d95dbb) switched from RUNNING to FINISHED.
[jobmanager-future-thread-8] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) 
(4731d62db48201aaadc819a210b60c24) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) 
(4731d62db48201aaadc819a210b60c24) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) (attempt #0) to 
localhost
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at 
assert_that/Group/GroupByKey) (1/2) (c315c3ddc2e0a138dc9e6734e4b0d163) switched 
from RUNNING to FINISHED.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) 
(c315c3ddc2e0a138dc9e6734e4b0d163).
[jobmanager-future-thread-13] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) 
(1e55d25048e9d2503d7d1dddfa3185bd) switched from CREATED to SCHEDULED.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) 
(1e55d25048e9d2503d7d1dddfa3185bd) switched from SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2).
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) (attempt #0) to 
localhost
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at 
[3]assert_that/{Group, Unkey, Match}) (2/2) (4731d62db48201aaadc819a210b60c24) 
switched from CREATED to DEPLOYING.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream 
leak safety net for task MapPartition (MapPartition at [3]assert_that/{Group, 
Unkey, Match}) (2/2) (4731d62db48201aaadc819a210b60c24) [DEPLOYING]
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task 
MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) 
(4731d62db48201aaadc819a210b60c24) [DEPLOYING].
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) 
(4731d62db48201aaadc819a210b60c24) [DEPLOYING].
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2).
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at 
[3]assert_that/{Group, Unkey, Match}) (2/2) (4731d62db48201aaadc819a210b60c24) 
switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) 
(4731d62db48201aaadc819a210b60c24) switched from DEPLOYING to RUNNING.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at 
[3]assert_that/{Group, Unkey, Match}) (1/2) (1e55d25048e9d2503d7d1dddfa3185bd) 
switched from CREATED to DEPLOYING.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream 
leak safety net for task MapPartition (MapPartition at [3]assert_that/{Group, 
Unkey, Match}) (1/2) (1e55d25048e9d2503d7d1dddfa3185bd) [DEPLOYING]
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task 
MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) 
(1e55d25048e9d2503d7d1dddfa3185bd) [DEPLOYING].
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) 
(1e55d25048e9d2503d7d1dddfa3185bd) [DEPLOYING].
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at 
[3]assert_that/{Group, Unkey, Match}) (1/2) (1e55d25048e9d2503d7d1dddfa3185bd) 
switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) 
(1e55d25048e9d2503d7d1dddfa3185bd) switched from DEPLOYING to RUNNING.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - GroupReduce (GroupReduce at 
assert_that/Group/GroupByKey) (2/2) (b781172fab34665b6756c02b15c9e6ae) switched 
from RUNNING to FINISHED.
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (1/2) 
(c315c3ddc2e0a138dc9e6734e4b0d163) [FINISHED]
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) 
(b781172fab34665b6756c02b15c9e6ae).
[GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task GroupReduce (GroupReduce at assert_that/Group/GroupByKey) (2/2) 
(b781172fab34665b6756c02b15c9e6ae) [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 GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) c315c3ddc2e0a138dc9e6734e4b0d163.
[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 GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) b781172fab34665b6756c02b15c9e6ae.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (1/2) 
(c315c3ddc2e0a138dc9e6734e4b0d163) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - GroupReduce 
(GroupReduce at assert_that/Group/GroupByKey) (2/2) 
(b781172fab34665b6756c02b15c9e6ae) switched from RUNNING to FINISHED.
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique 
name set for transform fn/read/ref_PCollection_PCollection_27:0 
[grpc-default-executor-1] WARN bundle_processor.create_operation - No unique 
name set for transform fn/read/ref_PCollection_PCollection_27:0 
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at 
[3]assert_that/{Group, Unkey, Match}) (1/2) (1e55d25048e9d2503d7d1dddfa3185bd) 
switched from RUNNING to FINISHED.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) 
(1e55d25048e9d2503d7d1dddfa3185bd).
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem 
streams are closed for task MapPartition (MapPartition at 
[3]assert_that/{Group, Unkey, Match}) (1/2) (1e55d25048e9d2503d7d1dddfa3185bd) 
[FINISHED]
[jobmanager-future-thread-15] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink 
(DiscardingOutput) (1/2) (e84fbe3d57fac599a4a51dec59c2a62d) switched from 
CREATED to SCHEDULED.
[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 MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) 
1e55d25048e9d2503d7d1dddfa3185bd.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink 
(DiscardingOutput) (1/2) (e84fbe3d57fac599a4a51dec59c2a62d) switched from 
SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying DataSink 
(DiscardingOutput) (1/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task DataSink 
(DiscardingOutput) (1/2).
[DataSink (DiscardingOutput) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (1/2) 
(e84fbe3d57fac599a4a51dec59c2a62d) switched from CREATED to DEPLOYING.
[DataSink (DiscardingOutput) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak 
safety net for task DataSink (DiscardingOutput) (1/2) 
(e84fbe3d57fac599a4a51dec59c2a62d) [DEPLOYING]
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (1/2) 
(1e55d25048e9d2503d7d1dddfa3185bd) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task DataSink 
(DiscardingOutput) (1/2) (e84fbe3d57fac599a4a51dec59c2a62d) [DEPLOYING].
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - MapPartition (MapPartition at 
[3]assert_that/{Group, Unkey, Match}) (2/2) (4731d62db48201aaadc819a210b60c24) 
switched from RUNNING to FINISHED.
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Freeing task resources for 
MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) 
(4731d62db48201aaadc819a210b60c24).
[MapPartition (MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2)] 
INFO org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem 
streams are closed for task MapPartition (MapPartition at 
[3]assert_that/{Group, Unkey, Match}) (2/2) (4731d62db48201aaadc819a210b60c24) 
[FINISHED]
[jobmanager-future-thread-10] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink 
(DiscardingOutput) (2/2) (8b93467d3ba6966bb005572ed67b1c07) switched from 
CREATED to SCHEDULED.
[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 MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) 
4731d62db48201aaadc819a210b60c24.
[DataSink (DiscardingOutput) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
DataSink (DiscardingOutput) (1/2) (e84fbe3d57fac599a4a51dec59c2a62d) 
[DEPLOYING].
[DataSink (DiscardingOutput) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (1/2) 
(e84fbe3d57fac599a4a51dec59c2a62d) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - MapPartition 
(MapPartition at [3]assert_that/{Group, Unkey, Match}) (2/2) 
(4731d62db48201aaadc819a210b60c24) switched from RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink 
(DiscardingOutput) (1/2) (e84fbe3d57fac599a4a51dec59c2a62d) switched from 
DEPLOYING to RUNNING.
[DataSink (DiscardingOutput) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (1/2) 
(e84fbe3d57fac599a4a51dec59c2a62d) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for DataSink 
(DiscardingOutput) (1/2) (e84fbe3d57fac599a4a51dec59c2a62d).
[DataSink (DiscardingOutput) (1/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task DataSink (DiscardingOutput) (1/2) 
(e84fbe3d57fac599a4a51dec59c2a62d) [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 DataSink 
(DiscardingOutput) e84fbe3d57fac599a4a51dec59c2a62d.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink 
(DiscardingOutput) (2/2) (8b93467d3ba6966bb005572ed67b1c07) switched from 
SCHEDULED to DEPLOYING.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Deploying DataSink 
(DiscardingOutput) (2/2) (attempt #0) to localhost
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink 
(DiscardingOutput) (1/2) (e84fbe3d57fac599a4a51dec59c2a62d) switched from 
RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Received task DataSink 
(DiscardingOutput) (2/2).
[DataSink (DiscardingOutput) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (2/2) 
(8b93467d3ba6966bb005572ed67b1c07) switched from CREATED to DEPLOYING.
[DataSink (DiscardingOutput) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Creating FileSystem stream leak 
safety net for task DataSink (DiscardingOutput) (2/2) 
(8b93467d3ba6966bb005572ed67b1c07) [DEPLOYING]
[DataSink (DiscardingOutput) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Loading JAR files for task DataSink 
(DiscardingOutput) (2/2) (8b93467d3ba6966bb005572ed67b1c07) [DEPLOYING].
[DataSink (DiscardingOutput) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Registering task at network: 
DataSink (DiscardingOutput) (2/2) (8b93467d3ba6966bb005572ed67b1c07) 
[DEPLOYING].
[DataSink (DiscardingOutput) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (2/2) 
(8b93467d3ba6966bb005572ed67b1c07) switched from DEPLOYING to RUNNING.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink 
(DiscardingOutput) (2/2) (8b93467d3ba6966bb005572ed67b1c07) switched from 
DEPLOYING to RUNNING.
[DataSink (DiscardingOutput) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - DataSink (DiscardingOutput) (2/2) 
(8b93467d3ba6966bb005572ed67b1c07) switched from RUNNING to FINISHED.
[DataSink (DiscardingOutput) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Freeing task resources for DataSink 
(DiscardingOutput) (2/2) (8b93467d3ba6966bb005572ed67b1c07).
[DataSink (DiscardingOutput) (2/2)] INFO 
org.apache.flink.runtime.taskmanager.Task - Ensuring all FileSystem streams are 
closed for task DataSink (DiscardingOutput) (2/2) 
(8b93467d3ba6966bb005572ed67b1c07) [FINISHED]
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Un-registering task and 
sending final execution state FINISHED to JobManager for task DataSink 
(DiscardingOutput) 8b93467d3ba6966bb005572ed67b1c07.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - DataSink 
(DiscardingOutput) (2/2) (8b93467d3ba6966bb005572ed67b1c07) switched from 
RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.executiongraph.ExecutionGraph - Job 
BeamApp-root-0703130246-14c96fa7 (9d7bf68ba5ac310abc96ace6af6ebd50) switched 
from state RUNNING to FINISHED.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Job 
9d7bf68ba5ac310abc96ace6af6ebd50 reached globally terminal state FINISHED.
[flink-akka.actor.default-dispatcher-4] INFO 
org.apache.flink.runtime.jobmaster.JobMaster - Stopping the JobMaster for job 
BeamApp-root-0703130246-14c96fa7(9d7bf68ba5ac310abc96ace6af6ebd50).
[flink-runner-job-invoker] INFO 
org.apache.flink.runtime.minicluster.MiniCluster - Shutting down Flink Mini 
Cluster
[flink-runner-job-invoker] INFO 
org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint - Shutting down rest 
endpoint.
[flink-akka.actor.default-dispatcher-5] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - Stopping TaskExecutor 
akka://flink/user/taskmanager_0.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping dispatcher 
akka://flink/user/dispatcher326fa7e1-5d63-424f-89e2-9293ac494911.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopping all 
currently running jobs of dispatcher 
akka://flink/user/dispatcher326fa7e1-5d63-424f-89e2-9293ac494911.
[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.jobmaster.JobMaster - Close ResourceManager connection 
55cfe20de171a6cb3c03464300d4e3fa: JobManager is shutting down..
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Suspending SlotPool.
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.jobmaster.slotpool.SlotPool - Stopping SlotPool.
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager - Disconnect 
job manager a641440c6fcd43166be4353535a84e78@akka://flink/user/jobmanager_1 for 
job 9d7bf68ba5ac310abc96ace6af6ebd50 from the resource manager.
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.taskexecutor.TaskExecutor - JobManager for job 
9d7bf68ba5ac310abc96ace6af6ebd50 with leader id 
a641440c6fcd43166be4353535a84e78 lost leadership.
[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-8ae8d694-d261-4d2d-abf7-bb4617f3901e
[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-7] INFO 
org.apache.flink.runtime.rest.handler.legacy.backpressure.StackTraceSampleCoordinator
 - Shutting down stack trace sample coordinator.
[flink-akka.actor.default-dispatcher-7] INFO 
org.apache.flink.runtime.dispatcher.StandaloneDispatcher - Stopped dispatcher 
akka://flink/user/dispatcher326fa7e1-5d63-424f-89e2-9293ac494911.
[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.
[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.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_0.
[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 0.0.0.0:39957
[flink-akka.actor.default-dispatcher-2] INFO 
org.apache.flink.runtime.rpc.akka.AkkaRpcService - Stopped Akka RPC service.
[flink-runner-job-invoker] INFO org.apache.beam.runners.flink.FlinkRunner - 
Execution finished in 15387 msecs
[flink-runner-job-invoker] INFO org.apache.beam.runners.flink.FlinkRunner - 
Final accumulator values:
[flink-runner-job-invoker] INFO org.apache.beam.runners.flink.FlinkRunner - 
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{PCOLLECTION=ref_PCollection_PCollection_12}: 12, 
ref_PCollection_PCollection_9:beam:metric:element_count:v1 
{PCOLLECTION=ref_PCollection_PCollection_10}: 12, 
ref_PCollection_PCollection_27:beam:metric:ptransform_execution_time:total_msecs:v1
 
{PTRANSFORM=ref_AppliedPTransform_assert_that/Group/Map(_merge_tagged_vals_under_key)_39}:
 0, 
ref_PCollection_PCollection_1:beam:metric:pardo_execution_time:start_bundle_msecs:v1
 {PTRANSFORM=fn/write/ref_PCollection_PCollection_2:0}: 0, 
ref_PCollection_PCollection_14:beam:metric:ptransform_execution_time:total_msecs:v1
 {PTRANSFORM=ref_AppliedPTransform_assert_that/WindowInto(WindowIntoFn)_29}: 0, 
ref_PCollection_PCollection_12:beam:metric:pardo_execution_time:finish_bundle_msecs:v1
 {PTRANSFORM=external_1root/ParDo(Anonymous)/ParMultiDo(Anonymous)}: 0, 
ref_PCollection_PCollection_17:beam:metric:pardo_execution_time:process_bundle_msecs:v1
 {PTRANSFORM=fn/read/ref_PCollection_PCollection_17:0}: 0, 
ref_PCollection_PCollection_12:beam:metric:pardo_execution_time:process_bundle_msecs:v1
 {PTRANSFORM=external_1root/ParDo(Anonymous)/ParMultiDo(Anonymous)}: 0, 
ref_PCollection_PCollection_12:beam:metric:pardo_execution_time:start_bundle_msecs:v1
 {PTRANSFORM=external_1root/ParDo(Anonymous)/ParMultiDo(Anonymous)}: 0, 
ref_PCollection_PCollection_9:beam:metric:pardo_execution_time:start_bundle_msecs:v1
 {PTRANSFORM=ref_AppliedPTransform_Create/Map(decode)_16}: 0, 
ref_PCollection_PCollection_17:beam:metric:pardo_execution_time:process_bundle_msecs:v1
 {PTRANSFORM=fn/write/ref_PCollection_PCollection_24:1:0}: 
0)Distributions(ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_16}: DistributionResult{sum=54, 
count=3, min=18, max=18}, 
ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_15}: DistributionResult{sum=51, 
count=3, min=17, max=17}, 
ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_14}: DistributionResult{sum=45, 
count=3, min=15, max=15}, 
ref_PCollection_PCollection_27:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_30}: DistributionResult{sum=14, 
count=1, min=14, max=14}, 
ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_24:1}: DistributionResult{sum=19, 
count=1, min=19, max=19}, 
ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_17}: DistributionResult{sum=13, 
count=1, min=13, max=13}, 
ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_18}: DistributionResult{sum=16, 
count=1, min=16, max=16}, 
ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_24:0}: DistributionResult{sum=72, 
count=3, min=24, max=24}, 
ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_19}: DistributionResult{sum=15, 
count=1, min=15, max=15}, 
ref_PCollection_PCollection_9:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_9}: DistributionResult{sum=192, 
count=12, min=16, max=16}, 
ref_PCollection_PCollection_17:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_22}: DistributionResult{sum=17, 
count=1, min=17, max=17}, 
ref_PCollection_PCollection_9:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_10}: DistributionResult{sum=168, 
count=12, min=14, max=14}, 
ref_PCollection_PCollection_9:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_12}: DistributionResult{sum=168, 
count=12, min=14, max=14}, 
ref_PCollection_PCollection_9:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_11}: DistributionResult{sum=168, 
count=12, min=14, max=14}, 
ref_PCollection_PCollection_1:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_1}: DistributionResult{sum=13, 
count=1, min=13, max=13}, 
ref_PCollection_PCollection_27:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_27}: DistributionResult{sum=58, 
count=1, min=58, max=58}, 
ref_PCollection_PCollection_27:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_28}: DistributionResult{sum=41, 
count=1, min=41, max=41}, 
ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_23}: DistributionResult{sum=63, 
count=3, min=21, max=21}, 
ref_PCollection_PCollection_27:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_29}: DistributionResult{sum=33, 
count=1, min=33, max=33}, 
ref_PCollection_PCollection_1:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_2}: DistributionResult{sum=180, 
count=12, min=15, max=15}, 
ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_21}: DistributionResult{sum=57, 
count=3, min=19, max=19}, 
ref_PCollection_PCollection_14:beam:metric:sampled_byte_size:v1 
{PCOLLECTION=ref_PCollection_PCollection_20}: DistributionResult{sum=54, 
count=3, min=18, max=18}))
[flink-runner-job-invoker] INFO 
org.apache.beam.runners.fnexecution.artifact.BeamFileSystemArtifactRetrievalService
 - Manifest at 
/tmp/beam-artifact-staging/job_52140f93-2047-43b0-af1c-3c8d065ef30b/MANIFEST 
has 0 artifact locations
[flink-runner-job-invoker] INFO 
org.apache.beam.runners.fnexecution.artifact.BeamFileSystemArtifactStagingService
 - Removed dir 
/tmp/beam-artifact-staging/job_52140f93-2047-43b0-af1c-3c8d065ef30b/

> Task :sdks:python:crossLanguageTests

FAILURE: Build failed with an exception.

* Where:
Build file 
'<https://builds.apache.org/job/beam_PostCommit_Python_Verify/ws/src/sdks/python/build.gradle'>
 line: 181

* What went wrong:
Execution failed for task ':sdks:python:postCommitIT'.
> 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 1h 1m 41s
105 actionable tasks: 81 executed, 21 from cache, 3 up-to-date

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

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

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