Established TCP socket on 38559
maven35-agent.jar already up to date
maven35-interceptor.jar already up to date
maven3-interceptor-commons.jar already up to date
<===[JENKINS REMOTING CAPACITY]===>   channel started
Executing Maven:  -B -f /mnt/data/jenkins/workspace/faust-gen/pom.xml -s /tmp/settings3191188020729604248.xml -D clean deploy
[INFO] Scanning for projects...
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[INFO] Detecting the operating system and CPU architecture
[INFO] ------------------------------------------------------------------------
[INFO] os.detected.name: linux
[INFO] os.detected.arch: x86_64
[INFO] os.detected.release: debian
[INFO] os.detected.release.version: 9
[INFO] os.detected.release.like.debian: true
[INFO] os.detected.classifier: linux-x86_64
[INFO] 
[INFO] ------------------------------------------------------------------------
[INFO] Building Faust-Edition Site Generation 0.0.1-SNAPSHOT
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[INFO] 
[INFO] --- exec-maven-plugin:1.4.0:exec (app2xml) @ faust-gen ---
Traceback (most recent call last):
  File "/mnt/data/jenkins/workspace/faust-gen/src/main/xproc/text/app2xml.py", line 9, in <module>
    import regex as re
ImportError: No module named 'regex'
[BFA] Scanning build for known causes...
[BFA] No failure causes found
[BFA] Done. 0s
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
Notifying upstream projects of job completion
Join notifier requires a CauseAction
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
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[INFO] Total time: 3.194 s
[INFO] Finished at: 2018-01-11T18:50:54+01:00
[INFO] Final Memory: 21M/483M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.codehaus.mojo:exec-maven-plugin:1.4.0:exec (app2xml) on project faust-gen: Command execution failed. Process exited with an error: 1 (Exit value: 1) -> [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