Build failed in Jenkins: sling-org-apache-sling-pipes-1.8 #6765

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See <https://builds.apache.org/job/sling-org-apache-sling-pipes-1.8/6765/display/redirect>

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Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on H31 (ubuntu xenial) in workspace <https://builds.apache.org/job/sling-org-apache-sling-pipes-1.8/ws/>
 > git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > git config remote.origin.url https://github.com/apache/sling-org-apache-sling-pipes.git # timeout=10
Fetching upstream changes from https://github.com/apache/sling-org-apache-sling-pipes.git
 > git --version # timeout=10
 > git fetch --tags --progress https://github.com/apache/sling-org-apache-sling-pipes.git +refs/heads/*:refs/remotes/origin/*
 > git rev-parse origin/master^{commit} # timeout=10
Checking out Revision 40a414803cb5daf4c21974dd8fed1dcca89b9f9d (origin/master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 40a414803cb5daf4c21974dd8fed1dcca89b9f9d
Commit message: "SLING-7533 set creds as null if no service user is configured"
 > git rev-list --no-walk 40a414803cb5daf4c21974dd8fed1dcca89b9f9d # timeout=10
Parsing POMs
Established TCP socket on 37430
maven33-agent.jar already up to date
maven33-interceptor.jar already up to date
maven3-interceptor-commons.jar already up to date
[sling-org-apache-sling-pipes-1.8] $ /home/jenkins/tools/java/latest1.8/bin/java -Xmx2g -Xms256m -cp /home/jenkins/jenkins-slave/maven33-agent.jar:/home/jenkins/tools/maven/apache-maven-3.3.9/boot/plexus-classworlds-2.5.2.jar:/home/jenkins/tools/maven/apache-maven-3.3.9/conf/logging jenkins.maven3.agent.Maven33Main /home/jenkins/tools/maven/apache-maven-3.3.9 /home/jenkins/jenkins-slave/slave.jar /home/jenkins/jenkins-slave/maven33-interceptor.jar /home/jenkins/jenkins-slave/maven3-interceptor-commons.jar 37430
<===[JENKINS REMOTING CAPACITY]===>   channel started
Executing Maven:  -B -f <https://builds.apache.org/job/sling-org-apache-sling-pipes-1.8/ws/pom.xml> -Dmaven.repo.local=/home/jenkins/jenkins-slave/maven-repositories/1 -U clean deploy
[INFO] Scanning for projects...
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[INFO] ------------------------------------------------------------------------
[INFO] Building Apache Sling Pipes 2.0.3-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:3.0.0:clean (default-clean) @ org.apache.sling.pipes ---
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M1:enforce (enforce-property-values) @ org.apache.sling.pipes ---
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M1:enforce (enforce-java) @ org.apache.sling.pipes ---
[INFO] 
[INFO] --- maven-enforcer-plugin:3.0.0-M1:enforce (ban-maven-scr-plugin) @ org.apache.sling.pipes ---
[INFO] 
[INFO] --- maven-remote-resources-plugin:1.5:process (process-resource-bundles) @ org.apache.sling.pipes ---
[JENKINS] Archiving disabled
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 22.976 s
[INFO] Finished at: 2018-04-09T05:17:59+00:00
[INFO] Final Memory: 21M/408M
[INFO] ------------------------------------------------------------------------
Waiting for Jenkins to finish collecting data
[ERROR] unable to create new native thread -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/OutOfMemoryError
channel stopped
Recording test results