See 
<https://builds.apache.org/job/beam_PostCommit_Java_Version_Test/jdk=JDK%201.8%20(latest),label=beam/14/display/redirect>

------------------------------------------
[...truncated 473.52 KB...]
Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.005 sec - in 
org.apache.beam.sdk.util.VarIntTest
Running org.apache.beam.sdk.util.StructsTest
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.003 sec - in 
org.apache.beam.sdk.util.StructsTest
Running org.apache.beam.sdk.util.StreamUtilsTest
Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.005 sec - in 
org.apache.beam.sdk.util.StreamUtilsTest
Running org.apache.beam.sdk.util.PubsubTestClientTest
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.003 sec - in 
org.apache.beam.sdk.util.PubsubTestClientTest
Running org.apache.beam.sdk.util.StringUtilsTest
Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 sec - in 
org.apache.beam.sdk.util.StringUtilsTest
Running org.apache.beam.sdk.util.MutationDetectorsTest
Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.006 sec - in 
org.apache.beam.sdk.util.MutationDetectorsTest
Running org.apache.beam.sdk.util.ValueWithRecordIdTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 sec - in 
org.apache.beam.sdk.util.ValueWithRecordIdTest
Running org.apache.beam.sdk.util.ExposedByteArrayOutputStreamTest
Tests run: 24, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.002 sec - in 
org.apache.beam.sdk.util.ExposedByteArrayOutputStreamTest
Running org.apache.beam.sdk.util.GcsIOChannelFactoryRegistrarTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.GcsIOChannelFactoryRegistrarTest
Running org.apache.beam.sdk.util.GcpProjectUtilTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.05 sec - in 
org.apache.beam.sdk.util.GcpProjectUtilTest
Running org.apache.beam.sdk.util.ZipFilesTest
Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.015 sec - in 
org.apache.beam.sdk.util.ZipFilesTest
Running org.apache.beam.sdk.util.GcsIOChannelFactoryTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.GcsIOChannelFactoryTest
Running org.apache.beam.sdk.util.ApiSurfaceTest
Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.008 sec - in 
org.apache.beam.sdk.util.ApiSurfaceTest
Running org.apache.beam.sdk.util.PubsubClientTest
Tests run: 20, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.012 sec - in 
org.apache.beam.sdk.util.PubsubClientTest
Running org.apache.beam.sdk.util.UnownedInputStreamTest
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.UnownedInputStreamTest
Running org.apache.beam.sdk.util.FileIOChannelFactoryTest
Tests run: 18, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.01 sec - in 
org.apache.beam.sdk.util.FileIOChannelFactoryTest
Running org.apache.beam.sdk.util.ReleaseInfoTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 sec - in 
org.apache.beam.sdk.util.ReleaseInfoTest
Running org.apache.beam.sdk.util.WindowedValueTest
Tests run: 7, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.01 sec - in 
org.apache.beam.sdk.util.WindowedValueTest
Running org.apache.beam.sdk.util.common.ReflectHelpersTest
Tests run: 12, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.01 sec - in 
org.apache.beam.sdk.util.common.ReflectHelpersTest
Running org.apache.beam.sdk.util.PubsubJsonClientTest
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.088 sec - in 
org.apache.beam.sdk.util.PubsubJsonClientTest
Running org.apache.beam.sdk.util.DefaultBucketTest
Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.021 sec - in 
org.apache.beam.sdk.util.DefaultBucketTest
Running org.apache.beam.sdk.util.GcsUtilTest
Tests run: 28, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.122 sec - in 
org.apache.beam.sdk.util.GcsUtilTest
Running org.apache.beam.sdk.util.WindowingStrategiesTest
Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.129 sec - in 
org.apache.beam.sdk.util.WindowingStrategiesTest
Running org.apache.beam.sdk.util.ExposedByteArrayInputStreamTest
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.ExposedByteArrayInputStreamTest
Running org.apache.beam.sdk.util.BufferedElementCountingOutputStreamTest
Tests run: 14, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.24 sec - in 
org.apache.beam.sdk.util.BufferedElementCountingOutputStreamTest
Running org.apache.beam.sdk.util.FluentBackoffTest
Tests run: 11, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.004 sec - in 
org.apache.beam.sdk.util.FluentBackoffTest
Running org.apache.beam.sdk.util.IntervalBoundedExponentialBackOffTest
Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.002 sec - in 
org.apache.beam.sdk.util.IntervalBoundedExponentialBackOffTest
Running org.apache.beam.sdk.util.AvroUtilsTest
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.477 sec - in 
org.apache.beam.sdk.util.AvroUtilsTest
Running org.apache.beam.sdk.util.CoderUtilsTest
Tests run: 11, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.008 sec - in 
org.apache.beam.sdk.util.CoderUtilsTest
Running org.apache.beam.sdk.util.InstanceBuilderTest
Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 sec - in 
org.apache.beam.sdk.util.InstanceBuilderTest
Running org.apache.beam.sdk.util.PubsubGrpcClientTest
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.281 sec - in 
org.apache.beam.sdk.util.PubsubGrpcClientTest
Running org.apache.beam.sdk.util.AttemptAndTimeBoundedExponentialBackOffTest
Tests run: 12, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.002 sec - in 
org.apache.beam.sdk.util.AttemptAndTimeBoundedExponentialBackOffTest
Running org.apache.beam.sdk.util.SerializableUtilsTest
Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.011 sec - in 
org.apache.beam.sdk.util.SerializableUtilsTest
Running org.apache.beam.sdk.util.RetryHttpRequestInitializerTest
Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.056 sec - in 
org.apache.beam.sdk.util.RetryHttpRequestInitializerTest
Running org.apache.beam.sdk.util.GcsPathValidatorTest
Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.003 sec - in 
org.apache.beam.sdk.util.GcsPathValidatorTest
Running org.apache.beam.sdk.util.UploadIdResponseInterceptorTest
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.UploadIdResponseInterceptorTest
Running org.apache.beam.sdk.util.NumberedShardedFileTest
Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.025 sec - in 
org.apache.beam.sdk.util.NumberedShardedFileTest
Running org.apache.beam.sdk.util.FileIOChannelFactoryRegistrarTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.FileIOChannelFactoryRegistrarTest
Running org.apache.beam.sdk.util.PTupleTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.PTupleTest
Running org.apache.beam.sdk.util.UnownedOutputStreamTest
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 sec - in 
org.apache.beam.sdk.util.UnownedOutputStreamTest
Running org.apache.beam.sdk.util.gcsfs.GcsPathTest
Tests run: 22, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.006 sec - in 
org.apache.beam.sdk.util.gcsfs.GcsPathTest
Running org.apache.beam.sdk.util.CombineFnUtilTest
Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.009 sec - in 
org.apache.beam.sdk.util.CombineFnUtilTest
Running org.apache.beam.sdk.util.ReshuffleTriggerTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.ReshuffleTriggerTest
Running org.apache.beam.sdk.util.BucketingFunctionTest
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.BucketingFunctionTest
Running org.apache.beam.sdk.util.NameUtilsTest
Tests run: 11, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.004 sec - in 
org.apache.beam.sdk.util.NameUtilsTest
Running org.apache.beam.sdk.util.UserCodeExceptionTest
Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.003 sec - in 
org.apache.beam.sdk.util.UserCodeExceptionTest
Running org.apache.beam.sdk.util.SerializerTest
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.015 sec - in 
org.apache.beam.sdk.util.SerializerTest
Running org.apache.beam.sdk.util.MovingFunctionTest
Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0 sec - in 
org.apache.beam.sdk.util.MovingFunctionTest
Running org.apache.beam.sdk.util.AttemptBoundedExponentialBackOffTest
Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.001 sec - in 
org.apache.beam.sdk.util.AttemptBoundedExponentialBackOffTest
Running org.apache.beam.sdk.util.IOChannelUtilsTest
Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.01 sec - in 
org.apache.beam.sdk.util.IOChannelUtilsTest

Results :

Failed tests: 
  SdkCoreApiSurfaceTest.testSdkApiSurface:59 
Expected: API surface to include only:
        Classes in package "org.apache.beam"
        Classes in package "com.google.api.client"
        Classes in package "com.google.api.services.bigquery"
        Classes in package "com.google.api.services.cloudresourcemanager"
        Classes in package "com.google.api.services.pubsub"
        Classes in package "com.google.api.services.storage"
        Classes in package "com.google.auth"
        Classes in package "com.google.protobuf"
        Classes in package "com.fasterxml.jackson.annotation"
        Classes in package "com.fasterxml.jackson.core"
        Classes in package "com.fasterxml.jackson.databind"
        Classes in package "org.apache.avro"
        Classes in package "org.hamcrest"
        Classes in package "org.codehaus.jackson"
        Classes in package "org.joda.time"
        Classes in package "org.junit"
        
     but: The following white-listed scopes did not have matching classes on 
the API surface:
        No Classes in package "com.fasterxml.jackson.annotation"
        No Classes in package "com.fasterxml.jackson.core"
        No Classes in package "com.fasterxml.jackson.databind"
        No Classes in package "com.google.api.client"
        No Classes in package "com.google.api.services.bigquery"
        No Classes in package "com.google.api.services.cloudresourcemanager"
        No Classes in package "com.google.api.services.pubsub"
        No Classes in package "com.google.api.services.storage"
        No Classes in package "com.google.auth"
        No Classes in package "com.google.protobuf"
        No Classes in package "org.apache.avro"
        No Classes in package "org.apache.beam"
        No Classes in package "org.codehaus.jackson"
        No Classes in package "org.hamcrest"
        No Classes in package "org.joda.time"
        No Classes in package "org.junit"

Tests run: 2649, Failures: 1, Errors: 0, Skipped: 3

2017-03-09\T\22:07:02.515 [INFO]                                                
                         
2017-03-09\T\22:07:02.515 [INFO] 
------------------------------------------------------------------------
2017-03-09\T\22:07:02.515 [INFO] Skipping Apache Beam :: Parent
2017-03-09\T\22:07:02.515 [INFO] This project has been banned from the build 
due to previous failures.
2017-03-09\T\22:07:02.515 [INFO] 
------------------------------------------------------------------------
2017-03-09\T\22:07:02.515 [INFO] 
------------------------------------------------------------------------
2017-03-09\T\22:07:02.515 [INFO] Reactor Summary:
2017-03-09\T\22:07:02.515 [INFO] 
2017-03-09\T\22:07:02.515 [INFO] Apache Beam :: Parent 
.............................. SUCCESS [ 17.796 s]
2017-03-09\T\22:07:02.515 [INFO] Apache Beam :: SDKs :: Java :: Build Tools 
......... SUCCESS [  1.826 s]
2017-03-09\T\22:07:02.515 [INFO] Apache Beam :: SDKs 
................................ SUCCESS [  4.941 s]
2017-03-09\T\22:07:02.515 [INFO] Apache Beam :: SDKs :: Common 
...................... SUCCESS [  0.505 s]
2017-03-09\T\22:07:02.515 [INFO] Apache Beam :: SDKs :: Common :: Fn API 
............ SUCCESS [ 11.575 s]
2017-03-09\T\22:07:02.515 [INFO] Apache Beam :: SDKs :: Common :: Runner API 
........ SUCCESS [  8.746 s]
2017-03-09\T\22:07:02.515 [INFO] Apache Beam :: SDKs :: Java 
........................ SUCCESS [  0.772 s]
2017-03-09\T\22:07:02.515 [INFO] Apache Beam :: SDKs :: Java :: Core 
................ FAILURE [02:11 min]
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners 
............................. SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners :: Core Java 
Construction ... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners :: Core Java 
................ SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners :: Direct Java 
.............. SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO 
.................. SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: 
Elasticsearch . SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners :: Google Cloud 
Dataflow .... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: Google 
Cloud Platform SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: Hadoop 
Common . SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: HBase 
......... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: HDFS 
.......... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: JDBC 
.......... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: JMS 
........... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: Kafka 
......... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: Kinesis 
....... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: MongoDB 
....... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: IO :: MQTT 
.......... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Maven 
Archetypes .... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Maven 
Archetypes :: Starter SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Maven 
Archetypes :: Examples SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Maven 
Archetypes :: Examples - Java 8 SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Extensions 
.......... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Extensions :: 
Jackson SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Extensions :: 
Join library SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Extensions :: 
Sorter  SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Harness 
............. SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Java 8 Tests 
........ SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Python 
...................... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners :: Flink 
.................... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners :: Flink :: Core 
............ SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners :: Flink :: Examples 
........ SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners :: Spark 
.................... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Runners :: Apex 
..................... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Examples 
............................ SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Examples :: Java 
.................... SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: Examples :: Java 8 
.................. SKIPPED
2017-03-09\T\22:07:02.516 [INFO] Apache Beam :: SDKs :: Java :: Aggregated 
Javadoc .. SKIPPED
2017-03-09\T\22:07:02.516 [INFO] 
------------------------------------------------------------------------
2017-03-09\T\22:07:02.516 [INFO] BUILD FAILURE
2017-03-09\T\22:07:02.516 [INFO] 
------------------------------------------------------------------------
2017-03-09\T\22:07:02.516 [INFO] Total time: 03:07 min
2017-03-09\T\22:07:02.517 [INFO] Finished at: 2017-03-09T22:07:02+00:00
2017-03-09\T\22:07:03.038 [INFO] Final Memory: 111M/1458M
2017-03-09\T\22:07:03.038 [INFO] 
------------------------------------------------------------------------
2017-03-09\T\22:07:03.040 [ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-surefire-plugin:2.19.1:test (default-test) on 
project beam-sdks-java-core: There are test failures.
2017-03-09\T\22:07:03.040 [ERROR] 
2017-03-09\T\22:07:03.040 [ERROR] Please refer to 
<https://builds.apache.org/job/beam_PostCommit_Java_Version_Test/jdk=JDK%201.8%20(latest),label=beam/ws/sdks/java/core/target/surefire-reports>
 for the individual test results.
2017-03-09\T\22:07:03.040 [ERROR] -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal 
org.apache.maven.plugins:maven-surefire-plugin:2.19.1:test (default-test) on 
project beam-sdks-java-core: There are test failures.

Please refer to 
<https://builds.apache.org/job/beam_PostCommit_Java_Version_Test/jdk=JDK%201.8%20(latest),label=beam/ws/sdks/java/core/target/surefire-reports>
 for the individual test results.
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:212)
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
        at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
        at 
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
        at 
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
        at 
org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
        at org.apache.maven.cli.MavenCli.execute(MavenCli.java:862)
        at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:197)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at 
org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
        at 
org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
        at 
org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
        at 
org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
Caused by: org.apache.maven.plugin.MojoFailureException: There are test 
failures.

Please refer to 
<https://builds.apache.org/job/beam_PostCommit_Java_Version_Test/jdk=JDK%201.8%20(latest),label=beam/ws/sdks/java/core/target/surefire-reports>
 for the individual test results.
        at 
org.apache.maven.plugin.surefire.SurefireHelper.reportExecution(SurefireHelper.java:91)
        at 
org.apache.maven.plugin.surefire.SurefirePlugin.handleSummary(SurefirePlugin.java:320)
        at 
org.apache.maven.plugin.surefire.AbstractSurefireMojo.executeAfterPreconditionsChecked(AbstractSurefireMojo.java:892)
        at 
org.apache.maven.plugin.surefire.AbstractSurefireMojo.execute(AbstractSurefireMojo.java:755)
        at 
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
        ... 20 more
2017-03-09\T\22:07:03.041 [ERROR] 
2017-03-09\T\22:07:03.041 [ERROR] Re-run Maven using the -X switch to enable 
full debug logging.
2017-03-09\T\22:07:03.041 [ERROR] 
2017-03-09\T\22:07:03.041 [ERROR] For more information about the errors and 
possible solutions, please read the following articles:
2017-03-09\T\22:07:03.042 [ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
2017-03-09\T\22:07:03.042 [ERROR] 
2017-03-09\T\22:07:03.042 [ERROR] After correcting the problems, you can resume 
the build with the command
2017-03-09\T\22:07:03.042 [ERROR]   mvn <goals> -rf :beam-sdks-java-core
Build step 'Invoke top-level Maven targets' marked build as failure

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