See 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/4204/display/redirect>

------------------------------------------
[...truncated 3.43 MB...]
2017-06-24T01:05:15.428 [INFO] 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/DoFnOperator.java>:
 Some input files use unchecked or unsafe operations.
2017-06-24T01:05:15.428 [INFO] 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/runners/flink/src/main/java/org/apache/beam/runners/flink/translation/wrappers/streaming/DoFnOperator.java>:
 Recompile with -Xlint:unchecked for details.
[WARNING] Cannot calculate digest of mojo class, because mojo wasn't loaded 
from a jar, but from: 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/maven/plugins/maven-compiler-plugin/3.6.1/maven-compiler-plugin-3.6.1.jar>
2017-06-24T01:05:15.521 [INFO] 
2017-06-24T01:05:15.521 [INFO] --- maven-resources-plugin:3.0.2:testResources 
(default-testResources) @ beam-runners-flink_2.10 ---
2017-06-24T01:05:15.522 [INFO] Using 'UTF-8' encoding to copy filtered 
resources.
2017-06-24T01:05:15.522 [INFO] Copying 1 resource
2017-06-24T01:05:15.523 [INFO] Copying 3 resources
[WARNING] Cannot calculate digest of mojo class, because mojo wasn't loaded 
from a jar, but from: 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/maven/plugins/maven-resources-plugin/3.0.2/maven-resources-plugin-3.0.2.jar>
2017-06-24T01:05:15.613 [INFO] 
2017-06-24T01:05:15.613 [INFO] --- maven-compiler-plugin:3.6.1:testCompile 
(default-testCompile) @ beam-runners-flink_2.10 ---
2017-06-24T01:05:15.623 [INFO] Changes detected - recompiling the module!
2017-06-24T01:05:15.624 [INFO] Compiling 17 source files to 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/runners/flink/target/test-classes>
2017-06-24T01:05:16.117 [INFO] 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/runners/flink/src/test/java/org/apache/beam/runners/flink/streaming/DoFnOperatorTest.java>:
 Some input files use unchecked or unsafe operations.
2017-06-24T01:05:16.117 [INFO] 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/runners/flink/src/test/java/org/apache/beam/runners/flink/streaming/DoFnOperatorTest.java>:
 Recompile with -Xlint:unchecked for details.
[WARNING] Cannot calculate digest of mojo class, because mojo wasn't loaded 
from a jar, but from: 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/maven/plugins/maven-compiler-plugin/3.6.1/maven-compiler-plugin-3.6.1.jar>
2017-06-24T01:05:16.210 [INFO] 
2017-06-24T01:05:16.210 [INFO] --- maven-checkstyle-plugin:2.17:check (default) 
@ beam-runners-flink_2.10 ---
2017-06-24T01:05:17.436 [INFO] Starting audit...
Audit done.
[WARNING] Cannot calculate digest of mojo class, because mojo wasn't loaded 
from a jar, but from: 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/maven/plugins/maven-checkstyle-plugin/2.17/maven-checkstyle-plugin-2.17.jar>
2017-06-24T01:05:17.528 [INFO] 
2017-06-24T01:05:17.529 [INFO] >>> findbugs-maven-plugin:3.0.4:check (default) 
> :findbugs @ beam-runners-flink_2.10 >>>
2017-06-24T01:05:17.545 [INFO] 
2017-06-24T01:05:17.545 [INFO] --- findbugs-maven-plugin:3.0.4:findbugs 
(findbugs) @ beam-runners-flink_2.10 ---
2017-06-24T01:05:17.550 [INFO] Fork Value is true
[WARNING] Cannot calculate digest of mojo class, because mojo wasn't loaded 
from a jar, but from: 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/codehaus/mojo/findbugs-maven-plugin/3.0.4/findbugs-maven-plugin-3.0.4.jar>
[WARNING] Cannot calculate digest of mojo class, because mojo wasn't loaded 
from a jar, but from: 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/codehaus/mojo/findbugs-maven-plugin/3.0.4/findbugs-maven-plugin-3.0.4.jar>
[WARNING] Cannot calculate digest of mojo class, because mojo wasn't loaded 
from a jar, but from: 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/codehaus/mojo/findbugs-maven-plugin/3.0.4/findbugs-maven-plugin-3.0.4.jar>
[JENKINS] Archiving disabled
2017-06-24T01:05:18.568 [INFO]                                                  
                       
2017-06-24T01:05:18.568 [INFO] 
------------------------------------------------------------------------
2017-06-24T01:05:18.568 [INFO] Skipping Apache Beam :: Parent
2017-06-24T01:05:18.568 [INFO] This project has been banned from the build due 
to previous failures.
2017-06-24T01:05:18.568 [INFO] 
------------------------------------------------------------------------
[JENKINS] Archiving disabled
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2017-06-24T01:05:40.368 [INFO] 
------------------------------------------------------------------------
2017-06-24T01:05:40.368 [INFO] Reactor Summary:
2017-06-24T01:05:40.368 [INFO] 
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Parent 
.............................. SUCCESS [ 52.011 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Build Tools 
......... SUCCESS [  9.206 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs 
................................ SUCCESS [  4.536 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Common 
...................... SUCCESS [  1.547 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Common :: Runner API 
........ SUCCESS [ 15.882 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Common :: Fn API 
............ SUCCESS [ 25.118 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java 
........................ SUCCESS [  2.372 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Core 
................ SUCCESS [02:56 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Runners 
............................. SUCCESS [  2.419 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Runners :: Core Construction Java 
... SUCCESS [ 44.789 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Runners :: Core Java 
................ SUCCESS [01:00 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Runners :: Direct Java 
.............. SUCCESS [04:29 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO 
.................. SUCCESS [  2.072 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Common 
........ SUCCESS [  6.893 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Cassandra 
..... SUCCESS [ 35.693 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: 
Elasticsearch . SUCCESS [ 50.707 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Extensions 
.......... SUCCESS [  2.345 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Extensions :: 
Google Cloud Platform Core SUCCESS [ 53.139 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Extensions :: 
Protobuf SUCCESS [ 23.485 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Google 
Cloud Platform SUCCESS [01:29 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Hadoop 
Common . SUCCESS [ 23.575 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Hadoop File 
System SUCCESS [ 48.464 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Hadoop 
........ SUCCESS [  4.654 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Hadoop :: 
input-format SUCCESS [ 25.909 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Runners :: Google Cloud Dataflow 
.... SUCCESS [05:21 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Hadoop :: 
jdk1.8-tests SUCCESS [01:37 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: HBase 
......... SUCCESS [01:15 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: HCatalog 
...... SUCCESS [01:18 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: JDBC 
.......... SUCCESS [ 33.277 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: JMS 
........... SUCCESS [ 32.867 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Kafka 
......... SUCCESS [ 31.596 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: Kinesis 
....... SUCCESS [ 31.374 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: MongoDB 
....... SUCCESS [ 49.223 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: MQTT 
.......... SUCCESS [ 29.702 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: IO :: XML 
........... SUCCESS [ 30.814 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Maven Archetypes 
.... SUCCESS [  3.304 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Maven Archetypes 
:: Starter SUCCESS [ 16.223 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Examples 
............................ SUCCESS [  1.638 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Examples :: Java 
.................... SUCCESS [06:53 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Maven Archetypes 
:: Examples SUCCESS [ 42.998 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Examples :: Java 8 
.................. SUCCESS [ 29.358 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Maven Archetypes 
:: Examples - Java 8 SUCCESS [ 43.844 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Extensions :: 
Jackson SUCCESS [ 22.109 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Extensions :: 
Join library SUCCESS [ 23.442 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Extensions :: 
Sorter  SUCCESS [ 49.025 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Harness 
............. SUCCESS [ 42.339 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Java 8 Tests 
........ SUCCESS [ 15.414 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Python 
...................... SUCCESS [20:22 min]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Runners :: Flink 
.................... FAILURE [ 13.727 s]
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Runners :: Spark 
.................... SKIPPED
2017-06-24T01:05:40.369 [INFO] Apache Beam :: Runners :: Apex 
..................... SKIPPED
2017-06-24T01:05:40.369 [INFO] Apache Beam :: SDKs :: Java :: Aggregated 
Javadoc .. SKIPPED
2017-06-24T01:05:40.369 [INFO] 
------------------------------------------------------------------------
2017-06-24T01:05:40.369 [INFO] BUILD FAILURE
2017-06-24T01:05:40.369 [INFO] 
------------------------------------------------------------------------
2017-06-24T01:05:40.370 [INFO] Total time: 01:04 h
2017-06-24T01:05:40.370 [INFO] Finished at: 2017-06-24T01:05:40+00:00
2017-06-24T01:05:41.090 [INFO] Final Memory: 302M/2042M
2017-06-24T01:05:41.090 [INFO] 
------------------------------------------------------------------------
Waiting for Jenkins to finish collecting data
2017-06-24T01:06:25.341 [ERROR] Failed to execute goal 
org.codehaus.mojo:findbugs-maven-plugin:3.0.4:findbugs (findbugs) on project 
beam-runners-flink_2.10: Execution findbugs of goal 
org.codehaus.mojo:findbugs-maven-plugin:3.0.4:findbugs failed: The following 
error occurred while executing this line:
2017-06-24T01:06:25.342 [ERROR] Unable to find 
jar:<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/ant/ant/1.9.4/ant-1.9.4.jar!/org/apache/tools/ant/antlib.xml>:
 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/ant/ant/1.9.4/ant-1.9.4.jar>
 (No such file or directory)
2017-06-24T01:06:25.342 [ERROR] -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal 
org.codehaus.mojo:findbugs-maven-plugin:3.0.4:findbugs (findbugs) on project 
beam-runners-flink_2.10: Execution findbugs of goal 
org.codehaus.mojo:findbugs-maven-plugin:3.0.4:findbugs failed: The following 
error occurred while executing this line:
Unable to find 
jar:<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/ant/ant/1.9.4/ant-1.9.4.jar!/org/apache/tools/ant/antlib.xml>
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:224)
        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.MojoExecutor.executeForkedExecutions(MojoExecutor.java:364)
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:198)
        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.jvnet.hudson.maven3.launcher.Maven33Launcher.main(Maven33Launcher.java:129)
        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.launchStandard(Launcher.java:330)
        at 
org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:238)
        at jenkins.maven3.agent.Maven33Main.launch(Maven33Main.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:153)
        at hudson.remoting.UserRequest.perform(UserRequest.java:50)
        at hudson.remoting.Request$2.run(Request.java:336)
        at 
hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.maven.plugin.PluginExecutionException: Execution findbugs 
of goal org.codehaus.mojo:findbugs-maven-plugin:3.0.4:findbugs failed: The 
following error occurred while executing this line:
Unable to find 
jar:<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/ant/ant/1.9.4/ant-1.9.4.jar!/org/apache/tools/ant/antlib.xml>
        at 
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:145)
        at 
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
        ... 35 more
Caused by: : The following error occurred while executing this line:
Unable to find 
jar:<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/ant/ant/1.9.4/ant-1.9.4.jar!/org/apache/tools/ant/antlib.xml>
        at 
org.apache.tools.ant.ProjectHelper.addLocationToBuildException(ProjectHelper.java:568)
        at org.apache.tools.ant.taskdefs.Definer.loadAntlib(Definer.java:430)
        at org.apache.tools.ant.taskdefs.Definer.execute(Definer.java:277)
        at 
org.apache.tools.ant.ComponentHelper.checkNamespace(ComponentHelper.java:874)
        at 
org.apache.tools.ant.ComponentHelper.getDefinition(ComponentHelper.java:307)
        at 
org.apache.tools.ant.ComponentHelper.createComponent(ComponentHelper.java:284)
        at 
org.apache.tools.ant.ComponentHelper.createComponent(ComponentHelper.java:263)
        at 
org.apache.tools.ant.UnknownElement.makeObject(UnknownElement.java:429)
        at 
org.apache.tools.ant.UnknownElement.maybeConfigure(UnknownElement.java:163)
        at groovy.util.AntBuilder.performTask(AntBuilder.java:322)
        at groovy.util.AntBuilder.nodeCompleted(AntBuilder.java:272)
        at groovy.util.BuilderSupport.doInvokeMethod(BuilderSupport.java:154)
        at groovy.util.AntBuilder.doInvokeMethod(AntBuilder.java:207)
        at groovy.util.BuilderSupport.invokeMethod(BuilderSupport.java:67)
        at 
org.codehaus.groovy.runtime.callsite.PogoMetaClassSite.call(PogoMetaClassSite.java:48)
        at 
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:133)
        at 
org.codehaus.mojo.findbugs.FindBugsMojo.executeFindbugs(FindBugsMojo.groovy:1049)
        at sun.reflect.GeneratedMethodAccessor478.invoke(Unknown Source)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at 
org.codehaus.groovy.runtime.callsite.PogoMetaMethodSite$PogoCachedMethodSiteNoUnwrapNoCoerce.invoke(PogoMetaMethodSite.java:210)
        at 
org.codehaus.groovy.runtime.callsite.PogoMetaMethodSite.callCurrent(PogoMetaMethodSite.java:59)
        at 
org.codehaus.groovy.runtime.callsite.AbstractCallSite.callCurrent(AbstractCallSite.java:166)
        at 
org.codehaus.mojo.findbugs.FindBugsMojo.canGenerateReport(FindBugsMojo.groovy:562)
        at 
org.codehaus.mojo.findbugs.FindBugsMojo.execute(FindBugsMojo.groovy:701)
        at 
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
        ... 36 more
Caused by: Unable to find 
jar:<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/ant/ant/1.9.4/ant-1.9.4.jar!/org/apache/tools/ant/antlib.xml>
        at org.apache.tools.ant.taskdefs.Antlib.createAntlib(Antlib.java:71)
        at org.apache.tools.ant.taskdefs.Definer.loadAntlib(Definer.java:425)
        ... 60 more
Caused by: java.io.FileNotFoundException: 
<https://builds.apache.org/job/beam_PostCommit_Java_MavenInstall/ws/.repository/org/apache/ant/ant/1.9.4/ant-1.9.4.jar>
 (No such file or directory)
        at java.util.zip.ZipFile.open(Native Method)
        at java.util.zip.ZipFile.<init>(ZipFile.java:219)
        at java.util.zip.ZipFile.<init>(ZipFile.java:149)
        at java.util.jar.JarFile.<init>(JarFile.java:166)
        at java.util.jar.JarFile.<init>(JarFile.java:103)
        at sun.net.www.protocol.jar.URLJarFile.<init>(URLJarFile.java:93)
        at sun.net.www.protocol.jar.URLJarFile.getJarFile(URLJarFile.java:69)
        at sun.net.www.protocol.jar.JarFileFactory.get(JarFileFactory.java:99)
        at 
sun.net.www.protocol.jar.JarURLConnection.connect(JarURLConnection.java:122)
        at org.apache.tools.ant.taskdefs.Antlib.createAntlib(Antlib.java:69)
        ... 61 more
2017-06-24T01:06:25.343 [ERROR] 
2017-06-24T01:06:25.343 [ERROR] Re-run Maven using the -X switch to enable full 
debug logging.
2017-06-24T01:06:25.343 [ERROR] 
2017-06-24T01:06:25.343 [ERROR] For more information about the errors and 
possible solutions, please read the following articles:
2017-06-24T01:06:25.343 [ERROR] [Help 1] 
http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException
2017-06-24T01:06:25.343 [ERROR] 
2017-06-24T01:06:25.344 [ERROR] After correcting the problems, you can resume 
the build with the command
2017-06-24T01:06:25.344 [ERROR]   mvn <goals> -rf :beam-runners-flink_2.10
channel stopped
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