FailedConsole Output

Started calculate disk usage of build
Finished Calculation of disk usage of build in 0 seconds
Started calculate disk usage of workspace
Finished Calculation of disk usage of workspace in 0 seconds
[INFO] 
[INFO] --< org.eclipse.microprofile.fault-tolerance:microprofile-fault-tolerance-tck >--
[INFO] Building microprofile-fault-tolerance-tck 2.1-SNAPSHOT             [3/4]
[INFO] --------------------------------[ jar ]---------------------------------
[INFO] 
[INFO] --- apache-rat-plugin:0.12:check (rat-check) @ microprofile-fault-tolerance-tck ---
[INFO] Enabled default license matchers.
[INFO] Will parse SCM ignores for exclusions...
[INFO] Parsing exclusions from /home/hudson/genie.microprofile/.jenkins/jobs/fault-tolerance-prs/workspace/tck/.gitignore
[INFO] Finished adding exclusions from SCM ignore files.
[INFO] 62 implicit excludes (use -debug for more details).
[INFO] Exclude: .travis.yml.*
[INFO] Exclude: bnd.bnd
[INFO] Exclude: *.log
[INFO] Exclude: .checkstyle
[INFO] Exclude: .factorypath
[INFO] Exclude: .editorconfig
[INFO] Exclude: **/META-INF/services/*
[INFO] 320 resources included (use -debug for more details)
[INFO] Rat check: Summary over all files. Unapproved: 0, unknown: 0, generated: 0, approved: 317 licenses.
[INFO] 
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ microprofile-fault-tolerance-tck ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 3 resources
[INFO] 
[INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ microprofile-fault-tolerance-tck ---
[INFO] Changes detected - recompiling the module!
[INFO] Compiling 314 source files to /home/hudson/genie.microprofile/.jenkins/jobs/fault-tolerance-prs/workspace/tck/target/classes
[WARNING] /home/hudson/genie.microprofile/.jenkins/jobs/fault-tolerance-prs/workspace/tck/src/main/java/org/eclipse/microprofile/fault/tolerance/tck/bulkhead/BulkheadFutureTest.java: Some input files use unchecked or unsafe operations.
[WARNING] /home/hudson/genie.microprofile/.jenkins/jobs/fault-tolerance-prs/workspace/tck/src/main/java/org/eclipse/microprofile/fault/tolerance/tck/bulkhead/BulkheadFutureTest.java: Recompile with -Xlint:unchecked for details.
[INFO] 
[INFO] --- maven-checkstyle-plugin:2.17:check (verify-style) @ microprofile-fault-tolerance-tck ---
[INFO] Starting audit...
/jobs/genie.microprofile/fault-tolerance-prs/workspace/tck/src/main/java/org/eclipse/microprofile/fault/tolerance/tck/asynchronous/AsyncClient.java:32:8: error: Unused import - org.eclipse.microprofile.fault.tolerance.tck.util.TCKConfig.
Audit done.