Restoring workspace from build #1606 of project ug-build-debug
hudson.util.IOException2: remote file operation failed: /home/jenkins_slave/work/workspace/ug-test at hudson.remoting.Channel@55f56157:tales
	at hudson.FilePath.act(FilePath.java:835)
	at hudson.FilePath.act(FilePath.java:821)
	at hudson.FilePath.unzip(FilePath.java:439)
	at hudson.plugins.cloneworkspace.CloneWorkspacePublisher$WorkspaceSnapshotZip.restoreTo(CloneWorkspacePublisher.java:250)
	at hudson.plugins.cloneworkspace.CloneWorkspaceSCM$Snapshot.restoreTo(CloneWorkspaceSCM.java:383)
	at hudson.plugins.cloneworkspace.CloneWorkspaceSCM.checkout(CloneWorkspaceSCM.java:149)
	at hudson.model.AbstractProject.checkout(AbstractProject.java:1226)
	at hudson.model.AbstractBuild$AbstractRunner.checkout(AbstractBuild.java:586)
	at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:475)
	at hudson.model.Run.run(Run.java:1438)
	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
	at hudson.model.ResourceController.execute(ResourceController.java:88)
	at hudson.model.Executor.run(Executor.java:239)
Caused by: java.util.zip.ZipException: archive is not a ZIP archive
	at org.apache.tools.zip.ZipFile.positionAtCentralDirectory(ZipFile.java:481)
	at org.apache.tools.zip.ZipFile.populateFromCentralDirectory(ZipFile.java:320)
	at org.apache.tools.zip.ZipFile.<init>(ZipFile.java:186)
	at org.apache.tools.zip.ZipFile.<init>(ZipFile.java:163)
	at org.apache.tools.zip.ZipFile.<init>(ZipFile.java:124)
	at hudson.FilePath.unzip(FilePath.java:504)
	at hudson.FilePath.unzip(FilePath.java:495)
	at hudson.FilePath.access$000(FilePath.java:166)
	at hudson.FilePath$2.invoke(FilePath.java:443)
	at hudson.FilePath$2.invoke(FilePath.java:439)
	at hudson.FilePath$FileCallableWrapper.call(FilePath.java:2193)
	at hudson.remoting.UserRequest.perform(UserRequest.java:118)
	at hudson.remoting.UserRequest.perform(UserRequest.java:48)
	at hudson.remoting.Request$2.run(Request.java:326)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
	at java.util.concurrent.FutureTask.run(FutureTask.java:166)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:679)