See 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/5136/display/redirect?page=changes>

Changes:

[robertwb] [maven-release-plugin] prepare branch release-2.4.0

------------------------------------------
[...truncated 154.93 KB...]
2018-03-02T08:03:38.524 [INFO] Running 
org.apache.beam.runners.core.triggers.TriggerStateMachinesTest
2018-03-02T08:03:38.558 [INFO] Tests run: 12, Failures: 0, Errors: 0, Skipped: 
0, Time elapsed: 0.032 s - in 
org.apache.beam.runners.core.triggers.TriggerStateMachinesTest
2018-03-02T08:03:38.559 [INFO] Running 
org.apache.beam.runners.core.triggers.AfterProcessingTimeStateMachineTest
2018-03-02T08:03:38.568 [INFO] Tests run: 7, Failures: 0, Errors: 0, Skipped: 
0, Time elapsed: 0.006 s - in 
org.apache.beam.runners.core.triggers.AfterProcessingTimeStateMachineTest
2018-03-02T08:03:38.568 [INFO] Running 
org.apache.beam.runners.core.metrics.DirtyStateTest
2018-03-02T08:03:38.572 [INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 
0, Time elapsed: 0 s - in org.apache.beam.runners.core.metrics.DirtyStateTest
2018-03-02T08:03:38.572 [INFO] Running org.apache.beam.runners.core.StateTagTest
2018-03-02T08:03:38.586 [INFO] Tests run: 7, Failures: 0, Errors: 0, Skipped: 
0, Time elapsed: 0.011 s - in org.apache.beam.runners.core.StateTagTest
2018-03-02T08:03:38.587 [INFO] Running 
org.apache.beam.runners.core.triggers.ExecutableTriggerStateMachineTest
2018-03-02T08:03:38.590 [INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 
0, Time elapsed: 0 s - in 
org.apache.beam.runners.core.triggers.ExecutableTriggerStateMachineTest
2018-03-02T08:03:38.590 [INFO] Running 
org.apache.beam.runners.core.triggers.AfterFirstStateMachineTest
2018-03-02T08:03:38.594 [INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 
0, Time elapsed: 0.001 s - in 
org.apache.beam.runners.core.triggers.AfterFirstStateMachineTest
2018-03-02T08:03:38.594 [INFO] Running 
org.apache.beam.runners.core.ReduceFnRunnerTest
2018-03-02T08:03:39.057 [INFO] Tests run: 43, Failures: 0, Errors: 0, Skipped: 
0, Time elapsed: 0.461 s - in org.apache.beam.runners.core.ReduceFnRunnerTest
2018-03-02T08:03:39.057 [INFO] Running 
org.apache.beam.runners.core.LateDataUtilsTest
2018-03-02T08:03:39.060 [INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 
0, Time elapsed: 0 s - in org.apache.beam.runners.core.LateDataUtilsTest
2018-03-02T08:03:39.060 [INFO] Running 
org.apache.beam.runners.core.metrics.MetricsTranslationTest
2018-03-02T08:03:39.117 [INFO] Tests run: 3, Failures: 0, Errors: 0, Skipped: 
0, Time elapsed: 0.053 s - in 
org.apache.beam.runners.core.metrics.MetricsTranslationTest
2018-03-02T08:03:39.503 [INFO] 
2018-03-02T08:03:39.503 [INFO] Results:
2018-03-02T08:03:39.503 [INFO] 
2018-03-02T08:03:39.503 [INFO] Tests run: 246, Failures: 0, Errors: 0, Skipped: 0
2018-03-02T08:03:39.503 [INFO] 
[JENKINS] Recording test results
2018-03-02T08:03:40.039 [INFO] 
2018-03-02T08:03:40.040 [INFO] --- 
build-helper-maven-plugin:3.0.0:regex-properties (render-artifact-id) @ 
beam-runners-core-java ---
2018-03-02T08:03:40.153 [INFO] 
2018-03-02T08:03:40.153 [INFO] --- jacoco-maven-plugin:0.7.9:report (report) @ 
beam-runners-core-java ---
2018-03-02T08:03:40.155 [INFO] Loading execution data file 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/core-java/target/jacoco.exec>
2018-03-02T08:03:40.188 [INFO] Analyzed bundle 'Apache Beam :: Runners :: Core 
Java' with 176 classes
2018-03-02T08:03:40.642 [INFO] 
2018-03-02T08:03:40.642 [INFO] --- maven-jar-plugin:3.0.2:jar (default-jar) @ 
beam-runners-core-java ---
2018-03-02T08:03:40.663 [INFO] Building jar: 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/core-java/target/beam-runners-core-java-2.4.0-SNAPSHOT.jar>
2018-03-02T08:03:40.795 [INFO] 
2018-03-02T08:03:40.795 [INFO] --- maven-site-plugin:3.7:attach-descriptor 
(attach-descriptor) @ beam-runners-core-java ---
2018-03-02T08:03:40.796 [INFO] Skipping because packaging 'jar' is not pom.
2018-03-02T08:03:41.218 [INFO] 
2018-03-02T08:03:41.218 [INFO] --- maven-jar-plugin:3.0.2:test-jar 
(default-test-jar) @ beam-runners-core-java ---
2018-03-02T08:03:41.230 [INFO] Building jar: 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/core-java/target/beam-runners-core-java-2.4.0-SNAPSHOT-tests.jar>
2018-03-02T08:03:41.356 [INFO] 
2018-03-02T08:03:41.356 [INFO] --- maven-shade-plugin:3.1.0:shade 
(bundle-and-repackage) @ beam-runners-core-java ---
2018-03-02T08:03:41.359 [INFO] Excluding 
org.apache.beam:beam-model-pipeline:jar:2.4.0-SNAPSHOT from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding 
com.google.protobuf:protobuf-java:jar:3.2.0 from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding 
org.apache.beam:beam-model-fn-execution:jar:2.4.0-SNAPSHOT from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding io.grpc:grpc-core:jar:1.2.0 from the 
shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding 
com.google.errorprone:error_prone_annotations:jar:2.0.15 from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding io.grpc:grpc-context:jar:1.2.0 from 
the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding 
com.google.instrumentation:instrumentation-api:jar:0.3.0 from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding io.grpc:grpc-protobuf:jar:1.2.0 from 
the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding io.grpc:grpc-protobuf-lite:jar:1.2.0 
from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding io.grpc:grpc-stub:jar:1.2.0 from the 
shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding 
org.apache.beam:beam-sdks-java-core:jar:2.4.0-SNAPSHOT from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding 
com.fasterxml.jackson.core:jackson-core:jar:2.8.9 from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding 
com.fasterxml.jackson.core:jackson-annotations:jar:2.8.9 from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding 
com.fasterxml.jackson.core:jackson-databind:jar:2.8.9 from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding org.slf4j:slf4j-api:jar:1.7.25 from 
the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding net.bytebuddy:byte-buddy:jar:1.7.10 
from the shaded jar.
2018-03-02T08:03:41.359 [INFO] Excluding org.apache.avro:avro:jar:1.8.2 from 
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2018-03-02T08:03:41.360 [INFO] Excluding 
org.codehaus.jackson:jackson-core-asl:jar:1.9.13 from the shaded jar.
2018-03-02T08:03:41.360 [INFO] Excluding 
org.codehaus.jackson:jackson-mapper-asl:jar:1.9.13 from the shaded jar.
2018-03-02T08:03:41.360 [INFO] Excluding 
com.thoughtworks.paranamer:paranamer:jar:2.7 from the shaded jar.
2018-03-02T08:03:41.360 [INFO] Excluding org.tukaani:xz:jar:1.5 from the shaded 
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2018-03-02T08:03:41.360 [INFO] Excluding 
org.xerial.snappy:snappy-java:jar:1.1.4 from the shaded jar.
2018-03-02T08:03:41.360 [INFO] Excluding 
org.apache.commons:commons-compress:jar:1.14 from the shaded jar.
2018-03-02T08:03:41.360 [INFO] Excluding 
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2018-03-02T08:03:41.360 [INFO] Excluding 
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2018-03-02T08:03:41.360 [INFO] Excluding 
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jar.
2018-03-02T08:03:41.360 [INFO] Excluding 
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2018-03-02T08:03:41.360 [INFO] Excluding com.google.code.gson:gson:jar:2.7 from 
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2018-03-02T08:03:41.360 [INFO] Excluding 
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2018-03-02T08:03:41.360 [INFO] Excluding 
com.google.code.findbugs:jsr305:jar:3.0.1 from the shaded jar.
2018-03-02T08:03:41.360 [INFO] Including com.google.guava:guava:jar:20.0 in the 
shaded jar.
2018-03-02T08:03:41.360 [INFO] Excluding joda-time:joda-time:jar:2.4 from the 
shaded jar.
2018-03-02T08:03:43.372 [INFO] Replacing original artifact with shaded artifact.
2018-03-02T08:03:43.372 [INFO] Replacing 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/core-java/target/beam-runners-core-java-2.4.0-SNAPSHOT.jar>
 with 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/core-java/target/beam-runners-core-java-2.4.0-SNAPSHOT-shaded.jar>
2018-03-02T08:03:43.372 [INFO] Replacing original test artifact with shaded 
test artifact.
2018-03-02T08:03:43.372 [INFO] Replacing 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/core-java/target/beam-runners-core-java-2.4.0-SNAPSHOT-tests.jar>
 with 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/core-java/target/beam-runners-core-java-2.4.0-SNAPSHOT-shaded-tests.jar>
2018-03-02T08:03:43.373 [INFO] Dependency-reduced POM written at: 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/core-java/dependency-reduced-pom.xml>
2018-03-02T08:03:43.585 [INFO] 
2018-03-02T08:03:43.585 [INFO] --- maven-dependency-plugin:3.0.2:analyze-only 
(default) @ beam-runners-core-java ---
2018-03-02T08:03:43.677 [INFO] No dependency problems found
[JENKINS] Archiving disabled
2018-03-02T08:03:45.143 [INFO] 
2018-03-02T08:03:45.143 [INFO] 
------------------------------------------------------------------------
2018-03-02T08:03:45.143 [INFO] Building Apache Beam :: Runners :: Flink 
2.4.0-SNAPSHOT
2018-03-02T08:03:45.143 [INFO] 
------------------------------------------------------------------------
2018-03-02T08:03:45.841 [INFO] 
2018-03-02T08:03:45.841 [INFO] --- maven-clean-plugin:3.0.0:clean 
(default-clean) @ beam-runners-flink_2.11 ---
2018-03-02T08:03:45.843 [INFO] Deleting 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink>
 (includes = [**/*.pyc, **/*.egg-info/, **/sdks/python/LICENSE, 
**/sdks/python/NOTICE, **/sdks/python/README.md, 
**/sdks/python/apache_beam/portability/api/*pb2*.*, 
**/sdks/python/apache_beam/portability/common_urns.py, **/sdks/python/**/*.c, 
**/sdks/python/**/*.so, **/sdks/python/**/*.egg], excludes = [])
2018-03-02T08:03:45.955 [INFO] 
2018-03-02T08:03:45.955 [INFO] --- maven-enforcer-plugin:3.0.0-M1:enforce 
(enforce-maven-version) @ beam-runners-flink_2.11 ---
2018-03-02T08:03:48.963 [INFO] 
2018-03-02T08:03:48.963 [INFO] --- maven-enforcer-plugin:3.0.0-M1:enforce 
(enforce) @ beam-runners-flink_2.11 ---
2018-03-02T08:03:50.075 [INFO] Adding ignore: module-info
2018-03-02T08:03:51.040 [INFO] 
2018-03-02T08:03:51.040 [INFO] --- maven-enforcer-plugin:3.0.0-M1:enforce 
(enforce-banned-dependencies) @ beam-runners-flink_2.11 ---
2018-03-02T08:03:51.163 [INFO] 
2018-03-02T08:03:51.163 [INFO] --- maven-remote-resources-plugin:1.5:process 
(process-resource-bundles) @ beam-runners-flink_2.11 ---
2018-03-02T08:03:52.393 [INFO] 
2018-03-02T08:03:52.394 [INFO] --- maven-resources-plugin:3.0.2:resources 
(default-resources) @ beam-runners-flink_2.11 ---
2018-03-02T08:03:52.397 [INFO] Using 'UTF-8' encoding to copy filtered 
resources.
2018-03-02T08:03:52.398 [INFO] Copying 1 resource
2018-03-02T08:03:52.421 [INFO] Copying 3 resources
2018-03-02T08:03:52.528 [INFO] 
2018-03-02T08:03:52.528 [INFO] --- maven-compiler-plugin:3.7.0:compile 
(default-compile) @ beam-runners-flink_2.11 ---
2018-03-02T08:03:52.542 [INFO] Changes detected - recompiling the module!
2018-03-02T08:03:52.543 [INFO] Compiling 75 source files to 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink/target/classes>
2018-03-02T08:03:53.779 [INFO] 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/io/DedupingOperator.java>:
 Some input files use or override a deprecated API.
2018-03-02T08:03:53.779 [INFO] 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/io/DedupingOperator.java>:
 Recompile with -Xlint:deprecation for details.
2018-03-02T08:03:53.779 [INFO] 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink/src/main/java/org/apache/beam/runners/flink/FlinkStreamingPipelineTranslator.java>:
 Some input files use unchecked or unsafe operations.
2018-03-02T08:03:53.779 [INFO] 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink/src/main/java/org/apache/beam/runners/flink/FlinkStreamingPipelineTranslator.java>:
 Recompile with -Xlint:unchecked for details.
2018-03-02T08:03:53.779 [INFO] 
-------------------------------------------------------------
2018-03-02T08:03:53.779 [ERROR] COMPILATION ERROR : 
2018-03-02T08:03:53.779 [INFO] 
-------------------------------------------------------------
2018-03-02T08:03:53.779 [ERROR] 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/DoFnOperator.java>:[359,11]
 cannot infer type arguments for org.apache.beam.runners.core.ProcessFnRunner<>
  reason: cannot infer type-variable(s) InputT,OutputT,RestrictionT
    (argument mismatch; org.apache.beam.runners.core.DoFnRunner cannot be 
converted to 
org.apache.beam.runners.core.SimpleDoFnRunner<org.apache.beam.runners.core.KeyedWorkItem<java.lang.String,org.apache.beam.sdk.values.KV<InputT,RestrictionT>>,OutputT>)
2018-03-02T08:03:53.779 [INFO] 1 error
2018-03-02T08:03:53.779 [INFO] 
-------------------------------------------------------------
[JENKINS] Archiving disabled
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2018-03-02T08:04:02.464 [INFO] 
------------------------------------------------------------------------
2018-03-02T08:04:02.465 [INFO] Reactor Summary:
2018-03-02T08:04:02.465 [INFO] 
2018-03-02T08:04:02.465 [INFO] Apache Beam :: Parent 
.............................. SUCCESS [ 14.741 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: SDKs :: Java :: Build Tools 
......... SUCCESS [ 10.581 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: Model 
............................... SUCCESS [  1.697 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: Model :: Pipeline 
................... SUCCESS [ 10.737 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: Model :: Job Management 
............. SUCCESS [  7.549 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: Model :: Fn Execution 
............... SUCCESS [  8.713 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: SDKs 
................................ SUCCESS [  2.044 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: SDKs :: Java 
........................ SUCCESS [  1.945 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: SDKs :: Java :: Core 
................ SUCCESS [02:23 min]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: Runners 
............................. SUCCESS [  2.409 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: Runners :: Core Construction Java 
... SUCCESS [ 16.378 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: Runners :: Core Java 
................ SUCCESS [ 29.653 s]
2018-03-02T08:04:02.465 [INFO] Apache Beam :: Runners :: Flink 
.................... FAILURE [  9.119 s]
2018-03-02T08:04:02.465 [INFO] 
------------------------------------------------------------------------
2018-03-02T08:04:02.465 [INFO] BUILD FAILURE
2018-03-02T08:04:02.465 [INFO] 
------------------------------------------------------------------------
2018-03-02T08:04:02.466 [INFO] Total time: 05:39 min
2018-03-02T08:04:02.466 [INFO] Finished at: 2018-03-02T08:04:02Z
2018-03-02T08:04:03.057 [INFO] Final Memory: 128M/1682M
2018-03-02T08:04:03.057 [INFO] 
------------------------------------------------------------------------
Waiting for Jenkins to finish collecting data
2018-03-02T08:04:03.765 [ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-compiler-plugin:3.7.0:compile (default-compile) 
on project beam-runners-flink_2.11: Compilation failure
2018-03-02T08:04:03.765 [ERROR] 
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/DoFnOperator.java>:[359,11]
 cannot infer type arguments for org.apache.beam.runners.core.ProcessFnRunner<>
2018-03-02T08:04:03.765 [ERROR] reason: cannot infer type-variable(s) 
InputT,OutputT,RestrictionT
2018-03-02T08:04:03.765 [ERROR] (argument mismatch; 
org.apache.beam.runners.core.DoFnRunner cannot be converted to 
org.apache.beam.runners.core.SimpleDoFnRunner<org.apache.beam.runners.core.KeyedWorkItem<java.lang.String,org.apache.beam.sdk.values.KV<InputT,RestrictionT>>,OutputT>)
2018-03-02T08:04:03.765 [ERROR] -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal 
org.apache.maven.plugins:maven-compiler-plugin:3.7.0:compile (default-compile) 
on project beam-runners-flink_2.11: Compilation failure
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/DoFnOperator.java>:[359,11]
 cannot infer type arguments for org.apache.beam.runners.core.ProcessFnRunner<>
  reason: cannot infer type-variable(s) InputT,OutputT,RestrictionT
    (argument mismatch; org.apache.beam.runners.core.DoFnRunner cannot be 
converted to 
org.apache.beam.runners.core.SimpleDoFnRunner<org.apache.beam.runners.core.KeyedWorkItem<java.lang.String,org.apache.beam.sdk.values.KV<InputT,RestrictionT>>,OutputT>)

    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:213)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:154)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:146)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:117)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:81)
    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:309)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:194)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:107)
    at org.jvnet.hudson.maven3.launcher.Maven35Launcher.main 
(Maven35Launcher.java:130)
    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 jenkins.maven3.agent.Maven35Main.launch (Maven35Main.java:176)
    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 hudson.maven.Maven3Builder.call (Maven3Builder.java:139)
    at hudson.maven.Maven3Builder.call (Maven3Builder.java:70)
    at hudson.remoting.UserRequest.perform (UserRequest.java:207)
    at hudson.remoting.UserRequest.perform (UserRequest.java:53)
    at hudson.remoting.Request$2.run (Request.java:358)
    at hudson.remoting.InterceptingExecutorService$1.call 
(InterceptingExecutorService.java:72)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker 
(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run 
(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
Caused by: org.apache.maven.plugin.compiler.CompilationFailureException: 
Compilation failure
<https://builds.apache.org/job/beam_PostCommit_Java_ValidatesRunner_Flink/ws/src/runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/DoFnOperator.java>:[359,11]
 cannot infer type arguments for org.apache.beam.runners.core.ProcessFnRunner<>
  reason: cannot infer type-variable(s) InputT,OutputT,RestrictionT
    (argument mismatch; org.apache.beam.runners.core.DoFnRunner cannot be 
converted to 
org.apache.beam.runners.core.SimpleDoFnRunner<org.apache.beam.runners.core.KeyedWorkItem<java.lang.String,org.apache.beam.sdk.values.KV<InputT,RestrictionT>>,OutputT>)

    at org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute 
(AbstractCompilerMojo.java:1161)
    at org.apache.maven.plugin.compiler.CompilerMojo.execute 
(CompilerMojo.java:168)
    at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo 
(DefaultBuildPluginManager.java:134)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:208)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:154)
    at org.apache.maven.lifecycle.internal.MojoExecutor.execute 
(MojoExecutor.java:146)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:117)
    at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject 
(LifecycleModuleBuilder.java:81)
    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:309)
    at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:194)
    at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:107)
    at org.jvnet.hudson.maven3.launcher.Maven35Launcher.main 
(Maven35Launcher.java:130)
    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 jenkins.maven3.agent.Maven35Main.launch (Maven35Main.java:176)
    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 hudson.maven.Maven3Builder.call (Maven3Builder.java:139)
    at hudson.maven.Maven3Builder.call (Maven3Builder.java:70)
    at hudson.remoting.UserRequest.perform (UserRequest.java:207)
    at hudson.remoting.UserRequest.perform (UserRequest.java:53)
    at hudson.remoting.Request$2.run (Request.java:358)
    at hudson.remoting.InterceptingExecutorService$1.call 
(InterceptingExecutorService.java:72)
    at java.util.concurrent.FutureTask.run (FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker 
(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run 
(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run (Thread.java:748)
2018-03-02T08:04:03.767 [ERROR] 
2018-03-02T08:04:03.767 [ERROR] Re-run Maven using the -X switch to enable full 
debug logging.
2018-03-02T08:04:03.767 [ERROR] 
2018-03-02T08:04:03.767 [ERROR] For more information about the errors and 
possible solutions, please read the following articles:
2018-03-02T08:04:03.767 [ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
2018-03-02T08:04:03.767 [ERROR] 
2018-03-02T08:04:03.767 [ERROR] After correcting the problems, you can resume 
the build with the command
2018-03-02T08:04:03.768 [ERROR]   mvn <goals> -rf :beam-runners-flink_2.11
channel stopped
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