Build failed in Jenkins: java-parent-project-v7-nightly #1323

[Shibboleth Jenkins]

See <https://build.shibboleth.net/jenkins/job/java-parent-project-v7-nightly/1323/display/redirect>

------------------------------------------
Started by upstream project "trigger-nightly-v7" build number 1321
originally caused by:
 Started by timer
Building on master in workspace <https://build.shibboleth.net/jenkins/job/java-parent-project-v7-nightly/ws/>
 > git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > git config remote.origin.url git://git.shibboleth.net/java-parent-project # timeout=10
Fetching upstream changes from git://git.shibboleth.net/java-parent-project
 > git --version # timeout=10
 > git fetch --tags --progress git://git.shibboleth.net/java-parent-project +refs/heads/*:refs/remotes/origin/*
 > git rev-parse refs/remotes/origin/maint-7^{commit} # timeout=10
 > git rev-parse refs/remotes/origin/origin/maint-7^{commit} # timeout=10
Checking out Revision 06f22ca6798ce46f44f11a1c266b41c85ae297e0 (refs/remotes/origin/maint-7)
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 06f22ca6798ce46f44f11a1c266b41c85ae297e0
Commit message: "Bump version after release"
 > git rev-list --no-walk 06f22ca6798ce46f44f11a1c266b41c85ae297e0 # timeout=10
[workspace] $ /opt/maven/bin/mvn -Dmaven.repo.local=<https://build.shibboleth.net/jenkins/job/java-parent-project-v7-nightly/ws/.repository> clean -Prelease,central-disabled -U deploy
[INFO] Scanning for projects...
[WARNING] The project net.shibboleth:parent:pom:7.11.1-SNAPSHOT uses prerequisites which is only intended for maven-plugin projects but not for non maven-plugin projects. For such purposes you should use the maven-enforcer-plugin. See https://maven.apache.org/enforcer/enforcer-rules/requireMavenVersion.html
[INFO] 
[INFO] -----------------------< net.shibboleth:parent >------------------------
[INFO] Building Shibboleth Project V3 Super POM 7.11.1-SNAPSHOT
[INFO] --------------------------------[ pom ]---------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:3.0.0:clean (default-clean) @ parent ---
[INFO] 
[INFO] --- maven-jar-plugin:3.0.2:test-jar (default) @ parent ---
[INFO] Skipping packaging of the test-jar
[INFO] 
[INFO] --- maven-assembly-plugin:3.1.0:single (make-assembly) @ parent ---
[INFO] 
[INFO] --- maven-javadoc-plugin:3.0.0:jar (attach-javadocs) @ parent ---
[INFO] Not executing Javadoc as the project is not a Java classpath-capable package
[INFO] 
[INFO] --- maven-javadoc-plugin:3.0.0:test-jar (attach-javadocs) @ parent ---
[INFO] Not executing Javadoc as the project is not a Java classpath-capable package
[INFO] 
[INFO] >>> maven-source-plugin:3.0.1:jar (attach-sources) > generate-sources @ parent >>>
[INFO] 
[INFO] <<< maven-source-plugin:3.0.1:jar (attach-sources) < generate-sources @ parent <<<
[INFO] 
[INFO] 
[INFO] --- maven-source-plugin:3.0.1:jar (attach-sources) @ parent ---
[INFO] 
[INFO] --- maven-install-plugin:2.5.2:install (default-install) @ parent ---
[INFO] Installing <https://build.shibboleth.net/jenkins/job/java-parent-project-v7-nightly/ws/pom.xml> to <https://build.shibboleth.net/jenkins/job/java-parent-project-v7-nightly/ws/.repository/net/shibboleth/parent/7.11.1-SNAPSHOT/parent-7.11.1-SNAPSHOT.pom>
[INFO] 
[INFO] --- maven-deploy-plugin:2.8.2:deploy (default-deploy) @ parent ---
Downloading from snapshot: https://build.shibboleth.net/nexus/content/repositories/snapshots/net/shibboleth/parent/7.11.1-SNAPSHOT/maven-metadata.xml
[WARNING] Could not transfer metadata net.shibboleth:parent:7.11.1-SNAPSHOT/maven-metadata.xml from/to snapshot (https://build.shibboleth.net/nexus/content/repositories/snapshots): sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  15.172 s
[INFO] Finished at: 2018-12-08T20:00:51-05:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-deploy-plugin:2.8.2:deploy (default-deploy) on project parent: Failed to retrieve remote metadata net.shibboleth:parent:7.11.1-SNAPSHOT/maven-metadata.xml: Could not transfer metadata net.shibboleth:parent:7.11.1-SNAPSHOT/maven-metadata.xml from/to snapshot (https://build.shibboleth.net/nexus/content/repositories/snapshots): sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target -> [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/MojoExecutionException
Build step 'Invoke top-level Maven targets' marked build as failure