See 
<https://builds.apache.org/job/beam_PreCommit_Java_Cron/40/display/redirect?page=changes>

Changes:

[herohde] Do not launch containers with transient semi_persistent_dir. Fails on

[herohde] Go-on-Flink: treat artifact staging EOF error as ok

[herohde] Go-on-Flink: make transform UniqueNames _globally_ unique

[herohde] Go-on-Flink: remove internal java runner class hack

[herohde] Go-on-Flink: fix swapped arguments in artifact staging

[herohde] Go-on-Flink: use clearer error if the artifact retrieval token or

[herohde] Go-on-Flink: fix Go to actually send worker_id gRPC header

[herohde] CR: Don't enforce non-empty control worker_id yet

[amaliujia] Remove unused system.out.println

[kirpichov] Brings back hack for embedded FnApiRunner

------------------------------------------
[...truncated 17.71 MB...]
    INFO: 2018-06-28T23:02:55.010Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Pair
 with random key into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Finalize
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.041Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/ExpandIterable
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/GroupByWindow
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.068Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Values/Values/Map
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/ExpandIterable
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.102Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/ExpandIterable
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/GroupByWindow
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.139Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/Window.Into()/Window.Assign
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Pair
 with random key
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.174Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Write
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Reify
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.205Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Reify
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/Window.Into()/Window.Assign
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.228Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Values/Values/Map
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/ExpandIterable
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.250Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Finalize 
into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Values/Values/Map
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.278Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Add void 
key/AddKeys/Map into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/WriteUnshardedBundles
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.310Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/Window.Into()/Window.Assign
 into WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Add 
void key/AddKeys/Map
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.343Z: Fusing consumer 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey+WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/Combine.GroupedValues/Partial
 into WordCount.CountWords/Count.PerElement/Init/Map
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.373Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/Reify
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/WriteUnshardedBundles
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.406Z: Fusing consumer Window.Into()/Window.Assign 
into ParDo(AddTimestamp)
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.441Z: Fusing consumer 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/Combine.GroupedValues
 into 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey/Read
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.477Z: Fusing consumer 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey/Reify 
into 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey+WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/Combine.GroupedValues/Partial
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.497Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/WriteUnwritten
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/GroupByWindow
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.528Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/Write
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/Reify
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.559Z: Fusing consumer 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey/Write 
into 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey/Reify
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.593Z: Fusing consumer MapElements/Map into 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/Combine.GroupedValues/Extract
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.627Z: Fusing consumer ParDo(AddTimestamp) into 
TextIO.Read/Read
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.660Z: Fusing consumer 
WordCount.CountWords/ParDo(ExtractWords) into Window.Into()/Window.Assign
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.690Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/DropShardNum
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/WriteUnwritten
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.714Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/WriteUnshardedBundles
 into MapElements/Map
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.747Z: Fusing consumer 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/GroupByWindow
 into 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/Read
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.771Z: Fusing consumer 
WordCount.CountWords/Count.PerElement/Init/Map into 
WordCount.CountWords/ParDo(ExtractWords)
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:55.802Z: Fusing consumer 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/Combine.GroupedValues/Extract
 into 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/Combine.GroupedValues
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:56.139Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/Create
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:56.173Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/GroupByKey/Create
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:56.203Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Create
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:56.215Z: Starting 1 workers in us-central1-f...
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:56.234Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Create
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:56.262Z: Executing operation 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey/Create
    Jun 28, 2018 11:02:56 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:02:56.499Z: Executing operation 
TextIO.Read/Read+ParDo(AddTimestamp)+Window.Into()/Window.Assign+WordCount.CountWords/ParDo(ExtractWords)+WordCount.CountWords/Count.PerElement/Init/Map+WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey+WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/Combine.GroupedValues/Partial+WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey/Reify+WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey/Write
    Jun 28, 2018 11:03:05 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:03:04.912Z: Autoscaling: Raised the number of workers 
to 0 based on the rate of progress in the currently running step(s).
    Jun 28, 2018 11:03:17 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:03:15.345Z: Autoscaling: Raised the number of workers 
to 1 based on the rate of progress in the currently running step(s).
    Jun 28, 2018 11:03:17 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:03:15.376Z: Autoscaling: Would further reduce the 
number of workers but reached the minimum number allowed for the job.
    Jun 28, 2018 11:03:30 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:03:30.034Z: Workers have started successfully.
    Jun 28, 2018 11:03:50 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:03:50.686Z: Executing operation 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey/Close
    Jun 28, 2018 11:03:52 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:03:50.773Z: Executing operation 
WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/GroupByKey/Read+WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/Combine.GroupedValues+WordCount.CountWords/Count.PerElement/Combine.perKey(Count)/Combine.GroupedValues/Extract+MapElements/Map+WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/WriteUnshardedBundles+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Add
 void 
key/AddKeys/Map+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/Window.Into()/Window.Assign+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/GroupByKey/Reify+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/GroupByKey/Write+WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/Reify+WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/Write
    Jun 28, 2018 11:04:01 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:01.280Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/Close
    Jun 28, 2018 11:04:01 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:01.359Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/Read+WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/GroupUnwritten/GroupByWindow+WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/WriteUnwritten+WriteOneFilePerWindow/TextIO.Write/WriteFiles/WriteUnshardedBundlesToTempFiles/DropShardNum+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Add
 void 
key/AddKeys/Map+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/Window.Into()/Window.Assign+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/GroupByKey/Reify+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/GroupByKey/Write
    Jun 28, 2018 11:04:03 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:03.498Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/GroupByKey/Close
    Jun 28, 2018 11:04:03 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:03.565Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/GroupByKey/Read+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/GroupByKey/GroupByWindow+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle/ExpandIterable+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Drop
 
key/Values/Map+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Gather
 
bundles+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Pair
 with random 
key+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/Window.Into()/Window.Assign+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Reify+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Write
    Jun 28, 2018 11:04:11 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:10.171Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Close
    Jun 28, 2018 11:04:11 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:10.252Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Read+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/GroupByWindow+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Reshuffle/ExpandIterable+WriteOneFilePerWindow/TextIO.Write/WriteFiles/GatherTempFileResults/Reshuffle.ViaRandomKey/Values/Values/Map+WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Finalize+WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Pair
 with random 
key+WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/Window.Into()/Window.Assign+WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Reify+WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Write
    Jun 28, 2018 11:04:20 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:19.656Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Close
    Jun 28, 2018 11:04:20 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:19.733Z: Executing operation 
WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/Read+WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/GroupByKey/GroupByWindow+WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Reshuffle/ExpandIterable+WriteOneFilePerWindow/TextIO.Write/WriteFiles/FinalizeTempFileBundles/Reshuffle.ViaRandomKey/Values/Values/Map
    Jun 28, 2018 11:04:23 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:23.004Z: Cleaning up.
    Jun 28, 2018 11:04:23 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:04:23.089Z: Stopping worker pool...
    Jun 28, 2018 11:05:57 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:05:56.336Z: Autoscaling: Resized worker pool from 1 to 
0.
    Jun 28, 2018 11:05:57 PM 
org.apache.beam.runners.dataflow.util.MonitoringUtil$LoggingHandler process
    INFO: 2018-06-28T23:05:56.375Z: Autoscaling: Would further reduce the 
number of workers but reached the minimum number allowed for the job.
    Jun 28, 2018 11:06:04 PM 
org.apache.beam.runners.dataflow.DataflowPipelineJob waitUntilFinish
    INFO: Job 2018-06-28_16_02_46-774982100602547660 finished with status DONE.
    Jun 28, 2018 11:06:05 PM 
org.apache.beam.runners.dataflow.TestDataflowRunner checkForPAssertSuccess
    INFO: Success result for Dataflow job 
2018-06-28_16_02_46-774982100602547660. Found 0 success, 0 failures out of 0 
expected assertions.
    Jun 28, 2018 11:06:07 PM 
org.apache.beam.runners.dataflow.DataflowPipelineJob waitUntilFinish
    INFO: Job 2018-06-28_16_02_46-774982100602547660 finished with status DONE.

Gradle Test Executor 105 finished executing tests.

> Task :runners:google-cloud-dataflow-java:examples:preCommit
Finished generating test XML results (0.004 secs) into: 
<https://builds.apache.org/job/beam_PreCommit_Java_Cron/ws/src/runners/google-cloud-dataflow-java/examples/build/test-results/preCommit>
Generating HTML test report...
Finished generating test html results (0.004 secs) into: 
<https://builds.apache.org/job/beam_PreCommit_Java_Cron/ws/src/runners/google-cloud-dataflow-java/examples/build/reports/tests/preCommit>
Packing task ':runners:google-cloud-dataflow-java:examples:preCommit'
:runners:google-cloud-dataflow-java:examples:preCommit (Thread[Task worker for 
':' Thread 3,5,main]) completed. Took 12 mins 8.733 secs.
:beam-examples-java:preCommit (Thread[Task worker for ':' Thread 3,5,main]) 
started.
:runners:google-cloud-dataflow-java:examples:test (Thread[Task worker for ':' 
Thread 12,5,main]) started.

> Task :beam-examples-java:preCommit
Skipping task ':beam-examples-java:preCommit' as it has no actions.
:beam-examples-java:preCommit (Thread[Task worker for ':' Thread 3,5,main]) 
completed. Took 0.0 secs.

> Task :runners:google-cloud-dataflow-java:examples:test NO-SOURCE
Skipping task ':runners:google-cloud-dataflow-java:examples:test' as it has no 
source files and no previous output files.
:runners:google-cloud-dataflow-java:examples:test (Thread[Task worker for ':' 
Thread 12,5,main]) completed. Took 0.001 secs.
:runners:google-cloud-dataflow-java:examples:check (Thread[Task worker for ':' 
Thread 12,5,main]) started.

> Task :runners:google-cloud-dataflow-java:examples:check
Skipping task ':runners:google-cloud-dataflow-java:examples:check' as it has no 
actions.
:runners:google-cloud-dataflow-java:examples:check (Thread[Task worker for ':' 
Thread 12,5,main]) completed. Took 0.0 secs.
:runners:google-cloud-dataflow-java:examples:build (Thread[Task worker for ':' 
Thread 12,5,main]) started.

> Task :runners:google-cloud-dataflow-java:examples:build
Skipping task ':runners:google-cloud-dataflow-java:examples:build' as it has no 
actions.
:runners:google-cloud-dataflow-java:examples:build (Thread[Task worker for ':' 
Thread 12,5,main]) completed. Took 0.0 secs.
:runners:google-cloud-dataflow-java:examples:buildDependents (Thread[Task 
worker for ':' Thread 3,5,main]) started.

> Task :runners:google-cloud-dataflow-java:examples:buildDependents
Caching disabled for task 
':runners:google-cloud-dataflow-java:examples:buildDependents': Caching has not 
been enabled for the task
Task ':runners:google-cloud-dataflow-java:examples:buildDependents' is not 
up-to-date because:
  Task has not declared any outputs despite executing actions.
:runners:google-cloud-dataflow-java:examples:buildDependents (Thread[Task 
worker for ':' Thread 3,5,main]) completed. Took 0.0 secs.
:beam-examples-java:buildDependents (Thread[Task worker for ':' Thread 
3,5,main]) started.
:beam-runners-google-cloud-dataflow-java:buildDependents (Thread[Task worker 
for ':' Thread 8,5,main]) started.

> Task :beam-examples-java:buildDependents
Caching disabled for task ':beam-examples-java:buildDependents': Caching has 
not been enabled for the task
Task ':beam-examples-java:buildDependents' is not up-to-date because:
  Task has not declared any outputs despite executing actions.
:beam-examples-java:buildDependents (Thread[Task worker for ':' Thread 
3,5,main]) completed. Took 0.0 secs.

> Task :beam-runners-google-cloud-dataflow-java:buildDependents
Caching disabled for task 
':beam-runners-google-cloud-dataflow-java:buildDependents': Caching has not 
been enabled for the task
Task ':beam-runners-google-cloud-dataflow-java:buildDependents' is not 
up-to-date because:
  Task has not declared any outputs despite executing actions.
:beam-runners-google-cloud-dataflow-java:buildDependents (Thread[Task worker 
for ':' Thread 8,5,main]) completed. Took 0.0 secs.
:beam-sdks-java-io-google-cloud-platform:buildDependents (Thread[Task worker 
for ':' Thread 4,5,main]) started.

> Task :beam-sdks-java-io-google-cloud-platform:buildDependents
Caching disabled for task 
':beam-sdks-java-io-google-cloud-platform:buildDependents': Caching has not 
been enabled for the task
Task ':beam-sdks-java-io-google-cloud-platform:buildDependents' is not 
up-to-date because:
  Task has not declared any outputs despite executing actions.
:beam-sdks-java-io-google-cloud-platform:buildDependents (Thread[Task worker 
for ':' Thread 4,5,main]) completed. Took 0.0 secs.
:beam-runners-direct-java:buildDependents (Thread[Task worker for ':' Thread 
4,5,main]) started.
:beam-sdks-java-extensions-protobuf:buildDependents (Thread[Task worker for ':' 
Thread 3,5,main]) started.

> Task :beam-runners-direct-java:buildDependents
Caching disabled for task ':beam-runners-direct-java:buildDependents': Caching 
has not been enabled for the task
Task ':beam-runners-direct-java:buildDependents' is not up-to-date because:
  Task has not declared any outputs despite executing actions.
:beam-runners-direct-java:buildDependents (Thread[Task worker for ':' Thread 
4,5,main]) completed. Took 0.0 secs.

> Task :beam-sdks-java-extensions-protobuf:buildDependents
Caching disabled for task 
':beam-sdks-java-extensions-protobuf:buildDependents': Caching has not been 
enabled for the task
Task ':beam-sdks-java-extensions-protobuf:buildDependents' is not up-to-date 
because:
  Task has not declared any outputs despite executing actions.
:beam-sdks-java-extensions-protobuf:buildDependents (Thread[Task worker for ':' 
Thread 3,5,main]) completed. Took 0.0 secs.
:beam-runners-local-java-core:buildDependents (Thread[Task worker for ':' 
Thread 4,5,main]) started.

> Task :beam-runners-local-java-core:buildDependents
Caching disabled for task ':beam-runners-local-java-core:buildDependents': 
Caching has not been enabled for the task
Task ':beam-runners-local-java-core:buildDependents' is not up-to-date because:
  Task has not declared any outputs despite executing actions.
:beam-runners-local-java-core:buildDependents (Thread[Task worker for ':' 
Thread 4,5,main]) completed. Took 0.0 secs.

FAILURE: Build completed with 2 failures.

1: Task failed with an exception.
-----------
* What went wrong:
Execution failed for task ':beam-runners-java-fn-execution:spotlessJava'.
> The following files had format violations:
      
runners/java-fn-execution/src/main/java/org/apache/beam/runners/fnexecution/control/FnApiControlClientPoolService.java
          @@ -20,8 +20,6 @@
           import·static·com.google.common.base.Preconditions.checkState;
           
           import·com.google.common.base.Strings;
          -import·io.grpc.Status;
          -import·io.grpc.StatusRuntimeException;
           import·io.grpc.stub.StreamObserver;
           import·java.util.ArrayList;
           import·java.util.Collection;
      
runners/java-fn-execution/src/main/java/org/apache/beam/runners/fnexecution/artifact/BeamFileSystemArtifactRetrievalService.java
          @@ -74,7 +74,7 @@
           ····final·String·token·=·request.getRetrievalToken();
           ····if·(Strings.isNullOrEmpty(token))·{
           ······throw·new·StatusRuntimeException(
          
-··············Status.INVALID_ARGUMENT.withDescription("Empty·artifact·token"));
          
+··········Status.INVALID_ARGUMENT.withDescription("Empty·artifact·token"));
           ····}
           
           ····LOG.info("GetManifest·for·{}",·token);
  Run 'gradlew spotlessApply' to fix these violations.

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

2: Task failed with an exception.
-----------
* What went wrong:
Execution failed for task ':beam-runners-java-fn-execution:checkstyleMain'.
> Checkstyle rule violations were found. See the report at: 
> file://<https://builds.apache.org/job/beam_PreCommit_Java_Cron/ws/src/runners/java-fn-execution/build/reports/checkstyle/main.html>
  Checkstyle files with violations: 1
  Checkstyle violations by severity: [error:2]


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

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

Deprecated Gradle features were used in this build, making it incompatible with 
Gradle 5.0.
See 
https://docs.gradle.org/4.8/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 20m 24s
642 actionable tasks: 637 executed, 5 from cache

Publishing build scan...
https://gradle.com/s/yjfkbkbll4wuw

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