Hello

We are seeing the following issue:

ERROR: Build step failed with exception
java.lang.NullPointerException: no workspace from node io.jenkins.docker.DockerTransientNode[1604-JDK8-00001uywz3thf] which is computer DockerComputer{name=1604-JDK8-00001uywz3thf, slave=io.jenkins.docker.DockerTransientNode[1604-JDK8-00001uywz3thf]} and has channel null
at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:88)
at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:66)
at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20)
at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:744)
at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.build(MavenModuleSetBuild.java:945)
at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:896)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:504)
at hudson.model.Run.execute(Run.java:1815)
at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:543)
at hudson.model.ResourceController.execute(ResourceController.java:97)
at hudson.model.Executor.run(Executor.java:429)
Build step 'Execute shell' marked build as failure
ERROR: Failed to parse POMs
java.io.IOException: Backing channel '1604-JDK8-00001uywz3thf' is disconnected.
at hudson.remoting.RemoteInvocationHandler.channelOrFail(RemoteInvocationHandler.java:214)
at hudson.remoting.RemoteInvocationHandler.invoke(RemoteInvocationHandler.java:283)
at com.sun.proxy.$Proxy73.isAlive(Unknown Source)
at hudson.Launcher$RemoteLauncher$ProcImpl.isAlive(Launcher.java:1143)
at hudson.maven.ProcessCache$MavenProcess.call(ProcessCache.java:166)
at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:879)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:504)
at hudson.model.Run.execute(Run.java:1815)
at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:543)
at hudson.model.ResourceController.execute(ResourceController.java:97)
at hudson.model.Executor.run(Executor.java:429)
Caused by: java.io.IOException: Expected 8 bytes application/vnd.docker.raw-stream header, got 2
at io.jenkins.docker.client.DockerMultiplexedInputStream.readInternal(DockerMultiplexedInputStream.java:45)
at io.jenkins.docker.client.DockerMultiplexedInputStream.read(DockerMultiplexedInputStream.java:25)
at hudson.remoting.FlightRecorderInputStream.read(FlightRecorderInputStream.java:91)
at hudson.remoting.ChunkedInputStream.readHeader(ChunkedInputStream.java:72)
at hudson.remoting.ChunkedInputStream.readUntilBreak(ChunkedInputStream.java:103)
at hudson.remoting.ChunkedCommandTransport.readBlock(ChunkedCommandTransport.java:39)
at hudson.remoting.AbstractSynchronousByteArrayCommandTransport.read(AbstractSynchronousByteArrayCommandTransport.java:35)
at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:63)