[jbosstools-builds] Build failed in Jenkins: jbosstools-build-sites.aggregate.child-sites_master » openjdk-1.8,rhel7-devstudio-releng,central #6674

[dev-platform-jenkins at redhat.com]

See <https://dev-platform-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/job/jbosstools-build-sites.aggregate.child-sites_master/jdk=openjdk-1.8,label_exp=rhel7-devstudio-releng,projectName=central/6674/display/redirect>

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Started by upstream project "jbosstools-build-sites.aggregate.child-sites_master" build number 6674
originally caused by:
 Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on rhel7-devstudio-releng-584 (rhel7-devstudio-releng upshift) in workspace <https://dev-platform-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/job/jbosstools-build-sites.aggregate.child-sites_master/jdk=openjdk-1.8,label_exp=rhel7-devstudio-releng,projectName=central/ws/>
Cloning the remote Git repository
Cloning repository git://github.com/jbosstools/jbosstools-build-sites.git
 > git init <https://dev-platform-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/job/jbosstools-build-sites.aggregate.child-sites_master/jdk=openjdk-1.8,label_exp=rhel7-devstudio-releng,projectName=central/ws/sources> # timeout=10
Fetching upstream changes from git://github.com/jbosstools/jbosstools-build-sites.git
 > git --version # timeout=10
 > git fetch --tags --progress git://github.com/jbosstools/jbosstools-build-sites.git +refs/heads/*:refs/remotes/origin/*
 > git config remote.origin.url git://github.com/jbosstools/jbosstools-build-sites.git # timeout=10
 > git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
 > git config remote.origin.url git://github.com/jbosstools/jbosstools-build-sites.git # timeout=10
Fetching upstream changes from git://github.com/jbosstools/jbosstools-build-sites.git
 > git fetch --tags --progress git://github.com/jbosstools/jbosstools-build-sites.git +refs/heads/*:refs/remotes/origin/*
Checking out Revision a67b814e6457a1d59be9ef540979fc1e0959377e (refs/remotes/origin/master)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f a67b814e6457a1d59be9ef540979fc1e0959377e
Commit message: "Migrating issues.jboss.org --> issues.redhat.com (#272)"
 > git rev-list --no-walk a67b814e6457a1d59be9ef540979fc1e0959377e # timeout=10
Starting xvnc
[central] $ /usr/bin/vncserver :78 -geometry 1280x720

New 'rhel7-devstudio-releng-584:78 (hudson)' desktop is rhel7-devstudio-releng-584:78

Creating default config /home/hudson/.vnc/config
Starting applications specified in /home/hudson/.vnc/xstartup
Log file is /home/hudson/.vnc/rhel7-devstudio-releng-584:78.log

Unpacking https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.5.2/apache-maven-3.5.2-bin.zip to /mnt/hudson_workspace/tools/hudson.tasks.Maven_MavenInstallation/maven-3.5.2 on rhel7-devstudio-releng-584
[central] $ /mnt/hudson_workspace/tools/hudson.tasks.Maven_MavenInstallation/maven-3.5.2/bin/mvn -Djdk=openjdk-1.8 -Dstream_jbt=master "-Dupdate.site.description=Nightly Build" -DskipRevisionCheckWhenPublishing=false -Dlabel_exp=rhel7-devstudio-releng -DprojectName=central "-DMAVEN_FLAGS=-B -U -fae -e -P maximum,hudson,unified.target,pack200 -Djbosstools_site_suffix=latest/all/repo" -DtrimVersion=true -Dmdep.stripClassifier=true -Dartifact=org.jboss.tools.releng:jbosstools-releng-publish:4.9.0-SNAPSHOT:tar.gz -DoutputDirectory=<https://dev-platform-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/job/jbosstools-build-sites.aggregate.child-sites_master/jdk=openjdk-1.8,label_exp=rhel7-devstudio-releng,projectName=central/ws/sources> -DoverWrite=true -Dmdep.stripVersion=true -Dmaven.repo.local=<https://dev-platform-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/job/jbosstools-build-sites.aggregate.child-sites_master/jdk=openjdk-1.8,label_exp=rhel7-devstudio-releng,projectName=central/ws/.repository> -U -e org.apache.maven.plugins:maven-dependency-plugin:2.9:unpack
The JAVA_HOME environment variable is not defined correctly
This environment variable is needed to run this program
NB: JAVA_HOME should point to a JDK not a JRE
Build step 'Invoke top-level Maven targets' marked build as failure
Terminating xvnc.
$ /usr/bin/vncserver -kill :78
Killing Xvnc process ID 9419
[description-setter] Description set: