Build failed in Jenkins: java-shib-idp2 » Shibboleth Identity Provider #2

[Shibboleth Jenkins]

See <https://build.shibboleth.net/jenkins/job/java-shib-idp2/edu.internet2.middleware$shibboleth-identityprovider/2/>

------------------------------------------
<===[JENKINS REMOTING CAPACITY]===>   channel started
Executing Maven:  -B -f <https://build.shibboleth.net/jenkins/job/java-shib-idp2/edu.internet2.middleware$shibboleth-identityprovider/ws/pom.xml> clean -Prelease install
[INFO] Scanning for projects...
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Building Shibboleth Identity Provider 2.4.5-SNAPSHOT
[INFO] ------------------------------------------------------------------------
Downloading: https://build.shibboleth.net/nexus/content/groups/public/net/shibboleth/tool/ant-extensions/1.1.0/ant-extensions-1.1.0.pom
Downloading: http://repo1.maven.org/maven2/net/shibboleth/tool/ant-extensions/1.1.0/ant-extensions-1.1.0.pom
[JENKINS] Archiving disabled