Failed: ZOOKEEPER-[[ Exception while replacing ENV. Please report this as a bug. ]]

[Apache Jenkins Server]

{{ java.lang.NullPointerException }} PreCommit Build #853
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Jira: https://issues.apache.org/jira/browse/ZOOKEEPER-[[ Exception while 
replacing ENV. Please report this as a bug. ]]
{{ java.lang.NullPointerException }}
Build: https://builds.apache.org/job/PreCommit-ZOOKEEPER-Build/853/

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########################## LAST 60 LINES OF THE CONSOLE 
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[...truncated 50500 lines...]
        at 
hudson.model.AbstractBuild$AbstractRunner.perform(AbstractBuild.java:693)
        at hudson.model.Build$RunnerImpl.build(Build.java:178)
        at hudson.model.Build$RunnerImpl.doRun(Build.java:139)
        at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:459)
        at hudson.model.Run.run(Run.java:1376)
        at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
        at hudson.model.ResourceController.execute(ResourceController.java:88)
        at hudson.model.Executor.run(Executor.java:230)
Caused by: hudson.remoting.ChannelClosedException: channel is already closed
        at hudson.remoting.Channel.send(Channel.java:499)
        at hudson.remoting.Request.call(Request.java:110)
        at hudson.remoting.Channel.call(Channel.java:681)
        at hudson.FilePath.act(FilePath.java:747)
        ... 13 more
Caused by: hudson.remoting.Channel$OrderlyShutdown
        at hudson.remoting.Channel$CloseCommand.execute(Channel.java:826)
        at hudson.remoting.Channel$ReaderThread.run(Channel.java:1106)
Caused by: Command close created at
        at hudson.remoting.Command.<init>(Command.java:62)
        at hudson.remoting.Command.<init>(Command.java:47)
        at hudson.remoting.Channel$CloseCommand.<init>(Channel.java:822)
        at hudson.remoting.Channel$CloseCommand.<init>(Channel.java:822)
        at hudson.remoting.Channel.close(Channel.java:867)
        at hudson.remoting.Channel$CloseCommand.execute(Channel.java:825)
        ... 1 more
FATAL: hudson.remoting.RequestAbortedException: 
hudson.remoting.Channel$OrderlyShutdown
hudson.remoting.RequestAbortedException: 
hudson.remoting.RequestAbortedException: hudson.remoting.Channel$OrderlyShutdown
        at hudson.remoting.Request.call(Request.java:149)
        at hudson.remoting.Channel.call(Channel.java:681)
        at 
hudson.remoting.RemoteInvocationHandler.invoke(RemoteInvocationHandler.java:158)
        at $Proxy23.join(Unknown Source)
        at hudson.Launcher$RemoteLauncher$ProcImpl.join(Launcher.java:850)
        at hudson.Launcher$ProcStarter.join(Launcher.java:336)
        at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:82)
        at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:58)
        at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:19)
        at 
hudson.model.AbstractBuild$AbstractRunner.perform(AbstractBuild.java:693)
        at hudson.model.Build$RunnerImpl.build(Build.java:178)
        at hudson.model.Build$RunnerImpl.doRun(Build.java:139)
        at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:459)
        at hudson.model.Run.run(Run.java:1376)
        at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
        at hudson.model.ResourceController.execute(ResourceController.java:88)
        at hudson.model.Executor.run(Executor.java:230)
Caused by: hudson.remoting.RequestAbortedException: 
hudson.remoting.Channel$OrderlyShutdown
        at hudson.remoting.Request.abort(Request.java:273)
        at hudson.remoting.Channel.terminate(Channel.java:732)
        at hudson.remoting.Channel$CloseCommand.execute(Channel.java:826)
        at hudson.remoting.Channel$ReaderThread.run(Channel.java:1106)
Caused by: hudson.remoting.Channel$OrderlyShutdown
        ... 2 more
Caused by: Command close created at
        at hudson.remoting.Command.<init>(Command.java:62)
        at hudson.remoting.Command.<init>(Command.java:47)
        at hudson.remoting.Channel$CloseCommand.<init>(Channel.java:822)
        at hudson.remoting.Channel$CloseCommand.<init>(Channel.java:822)
        at hudson.remoting.Channel.close(Channel.java:867)
        at hudson.remoting.Channel$CloseCommand.execute(Channel.java:825)
        ... 1 more



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############################## FAILED TESTS (if any) 
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No tests ran.