Build failed in Jenkins: java-identity-provider-v4 » Shibboleth IdP :: Session API #331

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See <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/331/display/redirect>

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[INFO] 
[INFO] -----------------< net.shibboleth.idp:idp-session-api >-----------------
[INFO] Building Shibboleth IdP :: Session API 4.0.0-SNAPSHOT            [10/33]
[INFO] --------------------------------[ jar ]---------------------------------
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[INFO] --- maven-clean-plugin:3.0.0:clean (default-clean) @ idp-session-api ---
[INFO] Deleting <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/target>
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[INFO] --- maven-enforcer-plugin:3.0.0-M2:enforce (maven-version) @ idp-session-api ---
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[INFO] --- maven-resources-plugin:3.0.2:resources (default-resources) @ idp-session-api ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 1 resource
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[INFO] --- maven-compiler-plugin:3.7.0:compile (default-compile) @ idp-session-api ---
[INFO] Changes detected - recompiling the module!
[INFO] Compiling 26 source files to <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/target/classes>
[INFO] <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/src/main/java/net/shibboleth/idp/session/AbstractIdPSession.java>: <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/src/main/java/net/shibboleth/idp/session/AbstractIdPSession.java> uses unchecked or unsafe operations.
[INFO] <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/src/main/java/net/shibboleth/idp/session/AbstractIdPSession.java>: Recompile with -Xlint:unchecked for details.
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[INFO] --- maven-resources-plugin:3.0.2:testResources (default-testResources) @ idp-session-api ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 1 resource
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[INFO] --- maven-compiler-plugin:3.7.0:testCompile (default-testCompile) @ idp-session-api ---
[INFO] Changes detected - recompiling the module!
[INFO] Compiling 2 source files to <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/target/test-classes>
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[INFO] --- maven-surefire-plugin:2.22.1:test (default-test) @ idp-session-api ---
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[INFO] -------------------------------------------------------
[INFO]  T E S T S
[INFO] -------------------------------------------------------
[INFO] Running TestSuite
[INFO] Tests run: 7, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.601 s - in TestSuite
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[INFO] Results:
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[INFO] Tests run: 7, Failures: 0, Errors: 0, Skipped: 0
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[JENKINS] Recording test results
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[INFO] --- maven-jar-plugin:3.0.2:jar (default-jar) @ idp-session-api ---
[INFO] Building jar: <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/target/idp-session-api-4.0.0-SNAPSHOT.jar>
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[INFO] --- maven-site-plugin:3.7:attach-descriptor (attach-descriptor) @ idp-session-api ---
[INFO] Skipping because packaging 'jar' is not pom.
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[INFO] --- maven-jar-plugin:3.0.2:test-jar (default) @ idp-session-api ---
[INFO] Building jar: <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/target/idp-session-api-4.0.0-SNAPSHOT-tests.jar>
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[INFO] --- maven-assembly-plugin:3.1.0:single (make-assembly) @ idp-session-api ---
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[INFO] --- maven-javadoc-plugin:3.0.1:jar (attach-javadocs) @ idp-session-api ---
[ERROR] Error fetching link: /var/lib/jenkins/jobs/java-identity-provider-v4/workspace/idp-authn-api/target/apidocs/package-list. Ignored it.
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1 warning
[WARNING] Javadoc Warnings
[WARNING] <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/src/main/java/net/shibboleth/idp/session/AbstractIdPSession.java>:154: warning - Tag @link: reference not found: #setLastActivityInstant(long)
[INFO] Building jar: <http://127.0.0.1:1583/jenkins/job/java-identity-provider-v4/net.shibboleth.idp$idp-session-api/ws/target/idp-session-api-4.0.0-SNAPSHOT-javadoc.jar>
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[INFO] --- maven-javadoc-plugin:3.0.1:test-jar (attach-javadocs) @ idp-session-api ---
[ERROR] Error fetching link: /var/lib/jenkins/jobs/java-identity-provider-v4/workspace/idp-authn-api/target/testapidocs/package-list. Ignored it.
[INFO] 
1 error
[JENKINS] Archiving disabled