15:00:03 [ERROR] Failed to execute goal org.eclipse.tycho:tycho-packaging-plugin:0.26.0:build-qualifier (default-build-qualifier) on project org.jboss.tools.central.test: Working tree is dirty.
15:00:03 [ERROR] git status central/tests/org.jboss.tools.central.test:
15:00:03 [ERROR] 
15:00:03 [ERROR] Untracked files:
15:00:03 [ERROR] central/tests/org.jboss.tools.central.test/hs_err_pid29878.log
15:00:03 [ERROR] 
15:00:03 [ERROR] You are trying to use tycho-buildtimestamp-jgit on a directory that has uncommitted changes (see details above).
15:00:03 [ERROR] Either commit all changes/add files to .gitignore, or enable fallback to default timestamp provider by configuring
15:00:03 [ERROR] jgit.dirtyWorkingTree=warning for tycho-packaging-plugin