See 
<https://builds.apache.org/job/beam_PostCommit_Python_Verify/4477/display/redirect?page=changes>

Changes:

[Pablo] Fixing check for sideinput_io_metrics experiment flag.

[iemejia] Remove testing package-info from main package for GCP IO

[iemejia] Update maven failsafe/surefire plugin to version 2.21.0

[iemejia] [BEAM-3873] Update commons-compress to version 1.16.1 (fix

[iemejia] Remove maven warnings

[tgroh] Add Side Inputs to ExecutableStage

------------------------------------------
[...truncated 1.12 MB...]
 stageStates: []
 steps: []
 tempFiles: []
 type: TypeValueValuesEnum(JOB_TYPE_BATCH, 1)>
root: INFO: Created job with id: [2018-03-21_15_53_16-214525430219642121]
root: INFO: To access the Dataflow monitoring console, please navigate to 
https://console.cloud.google.com/dataflow/jobsDetail/locations/us-central1/jobs/2018-03-21_15_53_16-214525430219642121?project=apache-beam-testing
root: INFO: Job 2018-03-21_15_53_16-214525430219642121 is in state 
JOB_STATE_PENDING
root: INFO: 2018-03-21T22:53:16.074Z: JOB_MESSAGE_WARNING: Job 
2018-03-21_15_53_16-214525430219642121 might autoscale up to 250 workers.
root: INFO: 2018-03-21T22:53:16.111Z: JOB_MESSAGE_DETAILED: Autoscaling is 
enabled for job 2018-03-21_15_53_16-214525430219642121. The number of workers 
will be between 1 and 250.
root: INFO: 2018-03-21T22:53:16.139Z: JOB_MESSAGE_DETAILED: Autoscaling was 
automatically enabled for job 2018-03-21_15_53_16-214525430219642121.
root: INFO: 2018-03-21T22:53:19.047Z: JOB_MESSAGE_DETAILED: Checking required 
Cloud APIs are enabled.
root: INFO: 2018-03-21T22:53:19.158Z: JOB_MESSAGE_DETAILED: Checking 
permissions granted to controller Service Account.
root: INFO: 2018-03-21T22:53:19.459Z: JOB_MESSAGE_DETAILED: Expanding 
CoGroupByKey operations into optimizable parts.
root: INFO: 2018-03-21T22:53:19.475Z: JOB_MESSAGE_DEBUG: Combiner lifting 
skipped for step write/Write/WriteImpl/GroupByKey: GroupByKey not followed by a 
combiner.
root: INFO: 2018-03-21T22:53:19.513Z: JOB_MESSAGE_DEBUG: Combiner lifting 
skipped for step group: GroupByKey not followed by a combiner.
root: INFO: 2018-03-21T22:53:19.549Z: JOB_MESSAGE_DETAILED: Expanding 
GroupByKey operations into optimizable parts.
root: INFO: 2018-03-21T22:53:19.571Z: JOB_MESSAGE_DETAILED: Lifting 
ValueCombiningMappingFns into MergeBucketsMappingFns
root: INFO: 2018-03-21T22:53:19.605Z: JOB_MESSAGE_DEBUG: Annotating graph with 
Autotuner information.
root: INFO: 2018-03-21T22:53:19.649Z: JOB_MESSAGE_DETAILED: Fusing adjacent 
ParDo, Read, Write, and Flatten operations
root: INFO: 2018-03-21T22:53:19.678Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/PreFinalize/MapToVoidKey1 into 
write/Write/WriteImpl/Extract
root: INFO: 2018-03-21T22:53:19.710Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/FinalizeWrite/MapToVoidKey1 into 
write/Write/WriteImpl/Extract
root: INFO: 2018-03-21T22:53:19.732Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/PreFinalize/MapToVoidKey1 into 
write/Write/WriteImpl/Extract
root: INFO: 2018-03-21T22:53:19.756Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/FinalizeWrite/MapToVoidKey1 into 
write/Write/WriteImpl/Extract
root: INFO: 2018-03-21T22:53:19.789Z: JOB_MESSAGE_DETAILED: Fusing consumer 
pair_with_one into split
root: INFO: 2018-03-21T22:53:19.829Z: JOB_MESSAGE_DETAILED: Fusing consumer 
group/Reify into pair_with_one
root: INFO: 2018-03-21T22:53:19.859Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/GroupByKey/Reify into 
write/Write/WriteImpl/WindowInto(WindowIntoFn)
root: INFO: 2018-03-21T22:53:19.889Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/WindowInto(WindowIntoFn) into write/Write/WriteImpl/Pair
root: INFO: 2018-03-21T22:53:19.916Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/WriteBundles/WriteBundles into format
root: INFO: 2018-03-21T22:53:19.948Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/Pair into write/Write/WriteImpl/WriteBundles/WriteBundles
root: INFO: 2018-03-21T22:53:19.972Z: JOB_MESSAGE_DETAILED: Fusing consumer 
split into read/Read
root: INFO: 2018-03-21T22:53:20.009Z: JOB_MESSAGE_DETAILED: Fusing consumer 
count into group/GroupByWindow
root: INFO: 2018-03-21T22:53:20.051Z: JOB_MESSAGE_DETAILED: Fusing consumer 
format into count
root: INFO: 2018-03-21T22:53:20.085Z: JOB_MESSAGE_DETAILED: Fusing consumer 
group/Write into group/Reify
root: INFO: 2018-03-21T22:53:20.118Z: JOB_MESSAGE_DETAILED: Fusing consumer 
group/GroupByWindow into group/Read
root: INFO: 2018-03-21T22:53:20.151Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/Extract into 
write/Write/WriteImpl/GroupByKey/GroupByWindow
root: INFO: 2018-03-21T22:53:20.187Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/GroupByKey/Write into 
write/Write/WriteImpl/GroupByKey/Reify
root: INFO: 2018-03-21T22:53:20.220Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/GroupByKey/GroupByWindow into 
write/Write/WriteImpl/GroupByKey/Read
root: INFO: 2018-03-21T22:53:20.248Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/PreFinalize/MapToVoidKey0 into 
write/Write/WriteImpl/InitializeWrite
root: INFO: 2018-03-21T22:53:20.281Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/FinalizeWrite/MapToVoidKey0 into 
write/Write/WriteImpl/InitializeWrite
root: INFO: 2018-03-21T22:53:20.315Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/WriteBundles/MapToVoidKey0 into 
write/Write/WriteImpl/InitializeWrite
root: INFO: 2018-03-21T22:53:20.349Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/PreFinalize/MapToVoidKey0 into 
write/Write/WriteImpl/InitializeWrite
root: INFO: 2018-03-21T22:53:20.380Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/FinalizeWrite/MapToVoidKey0 into 
write/Write/WriteImpl/InitializeWrite
root: INFO: 2018-03-21T22:53:20.415Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/WriteBundles/MapToVoidKey0 into 
write/Write/WriteImpl/InitializeWrite
root: INFO: 2018-03-21T22:53:20.441Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/InitializeWrite into write/Write/WriteImpl/DoOnce/Read
root: INFO: 2018-03-21T22:53:20.468Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/FinalizeWrite/MapToVoidKey2 into 
write/Write/WriteImpl/PreFinalize/PreFinalize
root: INFO: 2018-03-21T22:53:20.498Z: JOB_MESSAGE_DETAILED: Fusing consumer 
write/Write/WriteImpl/FinalizeWrite/MapToVoidKey2 into 
write/Write/WriteImpl/PreFinalize/PreFinalize
root: INFO: 2018-03-21T22:53:20.527Z: JOB_MESSAGE_DEBUG: Workflow config is 
missing a default resource spec.
root: INFO: 2018-03-21T22:53:20.547Z: JOB_MESSAGE_DEBUG: Adding StepResource 
setup and teardown to workflow graph.
root: INFO: 2018-03-21T22:53:20.572Z: JOB_MESSAGE_DEBUG: Adding workflow start 
and stop steps.
root: INFO: 2018-03-21T22:53:20.597Z: JOB_MESSAGE_DEBUG: Assigning stage ids.
root: INFO: 2018-03-21T22:53:20.742Z: JOB_MESSAGE_DEBUG: Executing wait step 
start26
root: INFO: 2018-03-21T22:53:20.794Z: JOB_MESSAGE_BASIC: Executing operation 
write/Write/WriteImpl/DoOnce/Read+write/Write/WriteImpl/InitializeWrite+write/Write/WriteImpl/PreFinalize/MapToVoidKey0+write/Write/WriteImpl/FinalizeWrite/MapToVoidKey0+write/Write/WriteImpl/WriteBundles/MapToVoidKey0+write/Write/WriteImpl/PreFinalize/MapToVoidKey0+write/Write/WriteImpl/FinalizeWrite/MapToVoidKey0+write/Write/WriteImpl/WriteBundles/MapToVoidKey0
root: INFO: 2018-03-21T22:53:20.817Z: JOB_MESSAGE_BASIC: Executing operation 
write/Write/WriteImpl/GroupByKey/Create
root: INFO: 2018-03-21T22:53:20.828Z: JOB_MESSAGE_DEBUG: Starting worker pool 
setup.
root: INFO: 2018-03-21T22:53:20.849Z: JOB_MESSAGE_BASIC: Executing operation 
group/Create
root: INFO: 2018-03-21T22:53:20.864Z: JOB_MESSAGE_BASIC: Starting 1 workers in 
us-central1-f...
root: INFO: Job 2018-03-21_15_53_16-214525430219642121 is in state 
JOB_STATE_RUNNING
root: INFO: 2018-03-21T22:53:28.637Z: JOB_MESSAGE_DETAILED: Autoscaling: Raised 
the number of workers to 0 based on the rate of progress in the currently 
running step(s).
root: INFO: 2018-03-21T22:53:28.696Z: JOB_MESSAGE_DEBUG: Value 
"write/Write/WriteImpl/GroupByKey/Session" materialized.
root: INFO: 2018-03-21T22:53:28.719Z: JOB_MESSAGE_DEBUG: Value "group/Session" 
materialized.
root: INFO: 2018-03-21T22:53:28.779Z: JOB_MESSAGE_BASIC: Executing operation 
read/Read+split+pair_with_one+group/Reify+group/Write
root: INFO: 2018-03-21T22:53:33.908Z: JOB_MESSAGE_BASIC: Autoscaling: Resizing 
worker pool from 1 to 2.
root: INFO: 2018-03-21T22:53:56.213Z: JOB_MESSAGE_DETAILED: Autoscaling: Raised 
the number of workers to 1 based on the rate of progress in the currently 
running step(s).
root: INFO: 2018-03-21T22:53:56.237Z: JOB_MESSAGE_DETAILED: Resized worker pool 
to 1, though goal was 2.  This could be a quota issue.
root: INFO: 2018-03-21T22:54:12.051Z: JOB_MESSAGE_DETAILED: Autoscaling: Raised 
the number of workers to 2 based on the rate of progress in the currently 
running step(s).
root: INFO: 2018-03-21T22:55:37.405Z: JOB_MESSAGE_DETAILED: Workers have 
started successfully.
root: INFO: 2018-03-21T22:58:25.993Z: JOB_MESSAGE_BASIC: Executing operation 
group/Close
root: INFO: 2018-03-21T22:58:31.577Z: JOB_MESSAGE_DEBUG: Value 
"write/Write/WriteImpl/DoOnce/Read.out" materialized.
root: INFO: 2018-03-21T22:58:31.605Z: JOB_MESSAGE_DEBUG: Value 
"write/Write/WriteImpl/PreFinalize/MapToVoidKey0.out" materialized.
root: INFO: 2018-03-21T22:58:31.640Z: JOB_MESSAGE_DEBUG: Value 
"write/Write/WriteImpl/FinalizeWrite/MapToVoidKey0.out" materialized.
root: INFO: 2018-03-21T22:58:31.663Z: JOB_MESSAGE_DEBUG: Value 
"write/Write/WriteImpl/WriteBundles/MapToVoidKey0.out" materialized.
root: INFO: 2018-03-21T22:58:31.700Z: JOB_MESSAGE_BASIC: Executing operation 
write/Write/WriteImpl/PreFinalize/_DataflowIterableSideInput(MapToVoidKey0.out.0)
root: INFO: 2018-03-21T22:58:31.723Z: JOB_MESSAGE_BASIC: Executing operation 
write/Write/WriteImpl/FinalizeWrite/_DataflowIterableSideInput(MapToVoidKey0.out.0)
root: INFO: 2018-03-21T22:58:31.760Z: JOB_MESSAGE_BASIC: Executing operation 
write/Write/WriteImpl/WriteBundles/_DataflowIterableSideInput(MapToVoidKey0.out.0)
root: INFO: 2018-03-21T22:58:31.791Z: JOB_MESSAGE_DEBUG: Value 
"write/Write/WriteImpl/PreFinalize/_DataflowIterableSideInput(MapToVoidKey0.out.0).output"
 materialized.
root: INFO: 2018-03-21T22:58:31.836Z: JOB_MESSAGE_DEBUG: Value 
"write/Write/WriteImpl/FinalizeWrite/_DataflowIterableSideInput(MapToVoidKey0.out.0).output"
 materialized.
root: INFO: 2018-03-21T22:58:31.893Z: JOB_MESSAGE_DEBUG: Value 
"write/Write/WriteImpl/WriteBundles/_DataflowIterableSideInput(MapToVoidKey0.out.0).output"
 materialized.
root: INFO: 2018-03-21T22:58:31.953Z: JOB_MESSAGE_BASIC: Executing operation 
group/Read+group/GroupByWindow+count+format+write/Write/WriteImpl/WriteBundles/WriteBundles+write/Write/WriteImpl/Pair+write/Write/WriteImpl/WindowInto(WindowIntoFn)+write/Write/WriteImpl/GroupByKey/Reify+write/Write/WriteImpl/GroupByKey/Write
root: INFO: 2018-03-21T22:58:34.462Z: JOB_MESSAGE_ERROR: Traceback (most recent 
call last):
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/batchworker.py", 
line 609, in do_work
    work_executor.execute()
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/executor.py", 
line 167, in execute
    op.start()
  File "apache_beam/runners/worker/operations.py", line 339, in 
apache_beam.runners.worker.operations.DoOperation.start
    def start(self):
  File "apache_beam/runners/worker/operations.py", line 340, in 
apache_beam.runners.worker.operations.DoOperation.start
    with self.scoped_start_state:
  File "apache_beam/runners/worker/operations.py", line 372, in 
apache_beam.runners.worker.operations.DoOperation.start
    self.dofn_runner = common.DoFnRunner(
  File "apache_beam/runners/common.py", line 483, in 
apache_beam.runners.common.DoFnRunner.__init__
    self.do_fn_invoker = DoFnInvoker.create_invoker(
  File "apache_beam/runners/common.py", line 203, in 
apache_beam.runners.common.DoFnInvoker.create_invoker
    return PerWindowInvoker(
  File "apache_beam/runners/common.py", line 313, in 
apache_beam.runners.common.PerWindowInvoker.__init__
    input_args, input_kwargs, [si[global_window] for si in side_inputs])
  File 
"/usr/local/lib/python2.7/dist-packages/apache_beam/transforms/sideinputs.py", 
line 62, in __getitem__
    self._cache[window] = self._view_class._from_runtime_iterable(
AttributeError: type object '_DataflowIterableSideInput' has no attribute 
'_from_runtime_iterable'

root: INFO: 2018-03-21T22:58:37.866Z: JOB_MESSAGE_ERROR: Traceback (most recent 
call last):
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/batchworker.py", 
line 609, in do_work
    work_executor.execute()
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/executor.py", 
line 167, in execute
    op.start()
  File "apache_beam/runners/worker/operations.py", line 339, in 
apache_beam.runners.worker.operations.DoOperation.start
    def start(self):
  File "apache_beam/runners/worker/operations.py", line 340, in 
apache_beam.runners.worker.operations.DoOperation.start
    with self.scoped_start_state:
  File "apache_beam/runners/worker/operations.py", line 372, in 
apache_beam.runners.worker.operations.DoOperation.start
    self.dofn_runner = common.DoFnRunner(
  File "apache_beam/runners/common.py", line 483, in 
apache_beam.runners.common.DoFnRunner.__init__
    self.do_fn_invoker = DoFnInvoker.create_invoker(
  File "apache_beam/runners/common.py", line 203, in 
apache_beam.runners.common.DoFnInvoker.create_invoker
    return PerWindowInvoker(
  File "apache_beam/runners/common.py", line 313, in 
apache_beam.runners.common.PerWindowInvoker.__init__
    input_args, input_kwargs, [si[global_window] for si in side_inputs])
  File 
"/usr/local/lib/python2.7/dist-packages/apache_beam/transforms/sideinputs.py", 
line 62, in __getitem__
    self._cache[window] = self._view_class._from_runtime_iterable(
AttributeError: type object '_DataflowIterableSideInput' has no attribute 
'_from_runtime_iterable'

root: INFO: 2018-03-21T22:58:41.271Z: JOB_MESSAGE_ERROR: Traceback (most recent 
call last):
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/batchworker.py", 
line 609, in do_work
    work_executor.execute()
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/executor.py", 
line 167, in execute
    op.start()
  File "apache_beam/runners/worker/operations.py", line 339, in 
apache_beam.runners.worker.operations.DoOperation.start
    def start(self):
  File "apache_beam/runners/worker/operations.py", line 340, in 
apache_beam.runners.worker.operations.DoOperation.start
    with self.scoped_start_state:
  File "apache_beam/runners/worker/operations.py", line 372, in 
apache_beam.runners.worker.operations.DoOperation.start
    self.dofn_runner = common.DoFnRunner(
  File "apache_beam/runners/common.py", line 483, in 
apache_beam.runners.common.DoFnRunner.__init__
    self.do_fn_invoker = DoFnInvoker.create_invoker(
  File "apache_beam/runners/common.py", line 203, in 
apache_beam.runners.common.DoFnInvoker.create_invoker
    return PerWindowInvoker(
  File "apache_beam/runners/common.py", line 313, in 
apache_beam.runners.common.PerWindowInvoker.__init__
    input_args, input_kwargs, [si[global_window] for si in side_inputs])
  File 
"/usr/local/lib/python2.7/dist-packages/apache_beam/transforms/sideinputs.py", 
line 62, in __getitem__
    self._cache[window] = self._view_class._from_runtime_iterable(
AttributeError: type object '_DataflowIterableSideInput' has no attribute 
'_from_runtime_iterable'

root: INFO: 2018-03-21T22:58:44.338Z: JOB_MESSAGE_ERROR: Traceback (most recent 
call last):
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/batchworker.py", 
line 609, in do_work
    work_executor.execute()
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/executor.py", 
line 167, in execute
    op.start()
  File "apache_beam/runners/worker/operations.py", line 339, in 
apache_beam.runners.worker.operations.DoOperation.start
    def start(self):
  File "apache_beam/runners/worker/operations.py", line 340, in 
apache_beam.runners.worker.operations.DoOperation.start
    with self.scoped_start_state:
  File "apache_beam/runners/worker/operations.py", line 372, in 
apache_beam.runners.worker.operations.DoOperation.start
    self.dofn_runner = common.DoFnRunner(
  File "apache_beam/runners/common.py", line 483, in 
apache_beam.runners.common.DoFnRunner.__init__
    self.do_fn_invoker = DoFnInvoker.create_invoker(
  File "apache_beam/runners/common.py", line 203, in 
apache_beam.runners.common.DoFnInvoker.create_invoker
    return PerWindowInvoker(
  File "apache_beam/runners/common.py", line 313, in 
apache_beam.runners.common.PerWindowInvoker.__init__
    input_args, input_kwargs, [si[global_window] for si in side_inputs])
  File 
"/usr/local/lib/python2.7/dist-packages/apache_beam/transforms/sideinputs.py", 
line 62, in __getitem__
    self._cache[window] = self._view_class._from_runtime_iterable(
AttributeError: type object '_DataflowIterableSideInput' has no attribute 
'_from_runtime_iterable'

root: INFO: 2018-03-21T22:58:44.657Z: JOB_MESSAGE_ERROR: Traceback (most recent 
call last):
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/batchworker.py", 
line 609, in do_work
    work_executor.execute()
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/executor.py", 
line 167, in execute
    op.start()
  File "apache_beam/runners/worker/operations.py", line 339, in 
apache_beam.runners.worker.operations.DoOperation.start
    def start(self):
  File "apache_beam/runners/worker/operations.py", line 340, in 
apache_beam.runners.worker.operations.DoOperation.start
    with self.scoped_start_state:
  File "apache_beam/runners/worker/operations.py", line 372, in 
apache_beam.runners.worker.operations.DoOperation.start
    self.dofn_runner = common.DoFnRunner(
  File "apache_beam/runners/common.py", line 483, in 
apache_beam.runners.common.DoFnRunner.__init__
    self.do_fn_invoker = DoFnInvoker.create_invoker(
  File "apache_beam/runners/common.py", line 203, in 
apache_beam.runners.common.DoFnInvoker.create_invoker
    return PerWindowInvoker(
  File "apache_beam/runners/common.py", line 313, in 
apache_beam.runners.common.PerWindowInvoker.__init__
    input_args, input_kwargs, [si[global_window] for si in side_inputs])
  File 
"/usr/local/lib/python2.7/dist-packages/apache_beam/transforms/sideinputs.py", 
line 62, in __getitem__
    self._cache[window] = self._view_class._from_runtime_iterable(
AttributeError: type object '_DataflowIterableSideInput' has no attribute 
'_from_runtime_iterable'

root: INFO: 2018-03-21T22:58:45.729Z: JOB_MESSAGE_ERROR: Traceback (most recent 
call last):
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/batchworker.py", 
line 609, in do_work
    work_executor.execute()
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/executor.py", 
line 167, in execute
    op.start()
  File "apache_beam/runners/worker/operations.py", line 339, in 
apache_beam.runners.worker.operations.DoOperation.start
    def start(self):
  File "apache_beam/runners/worker/operations.py", line 340, in 
apache_beam.runners.worker.operations.DoOperation.start
    with self.scoped_start_state:
  File "apache_beam/runners/worker/operations.py", line 372, in 
apache_beam.runners.worker.operations.DoOperation.start
    self.dofn_runner = common.DoFnRunner(
  File "apache_beam/runners/common.py", line 483, in 
apache_beam.runners.common.DoFnRunner.__init__
    self.do_fn_invoker = DoFnInvoker.create_invoker(
  File "apache_beam/runners/common.py", line 203, in 
apache_beam.runners.common.DoFnInvoker.create_invoker
    return PerWindowInvoker(
  File "apache_beam/runners/common.py", line 313, in 
apache_beam.runners.common.PerWindowInvoker.__init__
    input_args, input_kwargs, [si[global_window] for si in side_inputs])
  File 
"/usr/local/lib/python2.7/dist-packages/apache_beam/transforms/sideinputs.py", 
line 62, in __getitem__
    self._cache[window] = self._view_class._from_runtime_iterable(
AttributeError: type object '_DataflowIterableSideInput' has no attribute 
'_from_runtime_iterable'

root: INFO: 2018-03-21T22:58:48.038Z: JOB_MESSAGE_ERROR: Traceback (most recent 
call last):
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/batchworker.py", 
line 609, in do_work
    work_executor.execute()
  File "/usr/local/lib/python2.7/dist-packages/dataflow_worker/executor.py", 
line 167, in execute
    op.start()
  File "apache_beam/runners/worker/operations.py", line 339, in 
apache_beam.runners.worker.operations.DoOperation.start
    def start(self):
  File "apache_beam/runners/worker/operations.py", line 340, in 
apache_beam.runners.worker.operations.DoOperation.start
    with self.scoped_start_state:
  File "apache_beam/runners/worker/operations.py", line 372, in 
apache_beam.runners.worker.operations.DoOperation.start
    self.dofn_runner = common.DoFnRunner(
  File "apache_beam/runners/common.py", line 483, in 
apache_beam.runners.common.DoFnRunner.__init__
    self.do_fn_invoker = DoFnInvoker.create_invoker(
  File "apache_beam/runners/common.py", line 203, in 
apache_beam.runners.common.DoFnInvoker.create_invoker
    return PerWindowInvoker(
  File "apache_beam/runners/common.py", line 313, in 
apache_beam.runners.common.PerWindowInvoker.__init__
    input_args, input_kwargs, [si[global_window] for si in side_inputs])
  File 
"/usr/local/lib/python2.7/dist-packages/apache_beam/transforms/sideinputs.py", 
line 62, in __getitem__
    self._cache[window] = self._view_class._from_runtime_iterable(
AttributeError: type object '_DataflowIterableSideInput' has no attribute 
'_from_runtime_iterable'

root: INFO: 2018-03-21T22:58:48.087Z: JOB_MESSAGE_DEBUG: Executing failure step 
failure25
root: INFO: 2018-03-21T22:58:48.109Z: JOB_MESSAGE_ERROR: Workflow failed. 
Causes: 
S08:group/Read+group/GroupByWindow+count+format+write/Write/WriteImpl/WriteBundles/WriteBundles+write/Write/WriteImpl/Pair+write/Write/WriteImpl/WindowInto(WindowIntoFn)+write/Write/WriteImpl/GroupByKey/Reify+write/Write/WriteImpl/GroupByKey/Write
 failed., A work item was attempted 4 times without success. Each time the 
worker eventually lost contact with the service. The work item was attempted 
on: 
  beamapp-jenkins-032122531-03211553-9d33-harness-8sg5,
  beamapp-jenkins-032122531-03211553-9d33-harness-8sg5,
  beamapp-jenkins-032122531-03211553-9d33-harness-8sg5,
  beamapp-jenkins-032122531-03211553-9d33-harness-8sg5
root: INFO: 2018-03-21T22:58:48.231Z: JOB_MESSAGE_DETAILED: Cleaning up.
root: INFO: 2018-03-21T22:58:48.279Z: JOB_MESSAGE_DEBUG: Starting worker pool 
teardown.
root: INFO: 2018-03-21T22:58:48.312Z: JOB_MESSAGE_BASIC: Stopping worker pool...
root: INFO: 2018-03-21T23:00:20.567Z: JOB_MESSAGE_DETAILED: Autoscaling: 
Reduced the number of workers to 0 based on the rate of progress in the 
currently running step(s).
root: INFO: 2018-03-21T23:00:20.897Z: JOB_MESSAGE_DEBUG: Tearing down pending 
resources...
root: INFO: Job 2018-03-21_15_53_16-214525430219642121 is in state 
JOB_STATE_FAILED
--------------------- >> end captured logging << ---------------------

----------------------------------------------------------------------
Ran 3 tests in 488.818s

FAILED (errors=1)
Found: 
https://console.cloud.google.com/dataflow/jobsDetail/locations/us-central1/jobs/2018-03-21_15_53_15-7902778553015328114?project=apache-beam-testing
Found: 
https://console.cloud.google.com/dataflow/jobsDetail/locations/us-central1/jobs/2018-03-21_15_53_14-15407973245667696338?project=apache-beam-testing
Found: 
https://console.cloud.google.com/dataflow/jobsDetail/locations/us-central1/jobs/2018-03-21_15_53_16-214525430219642121?project=apache-beam-testing
Build step 'Execute shell' marked build as failure
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