Started by user unknown or anonymous
Running as SYSTEM
Building remotely on Agent C (gpu) in workspace /home/jenkins/workspace/Agent Demo 2
Executed server : SERVER
java.io.IOException: Unable to serialize io.jenkins.plugins.ml.IPythonBuilder$1@27771aa4
	at hudson.remoting.UserRequest.serialize(UserRequest.java:274)
	at hudson.remoting.UserRequest.<init>(UserRequest.java:101)
	at hudson.remoting.Channel.call(Channel.java:953)
	at io.jenkins.plugins.ml.IPythonBuilder.perform(IPythonBuilder.java:84)
	at hudson.tasks.BuildStepCompatibilityLayer.perform(BuildStepCompatibilityLayer.java:78)
	at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20)
	at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:741)
	at hudson.model.Build$BuildExecution.build(Build.java:206)
	at hudson.model.Build$BuildExecution.doRun(Build.java:163)
	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:504)
	at hudson.model.Run.execute(Run.java:1853)
	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
	at hudson.model.ResourceController.execute(ResourceController.java:97)
	at hudson.model.Executor.run(Executor.java:427)
Caused by: java.io.NotSerializableException: hudson.model.FreeStyleBuild
	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1184)
	at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1548)
	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1509)
	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432)
	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
	at hudson.remoting.UserRequest._serialize(UserRequest.java:263)
	at hudson.remoting.UserRequest.serialize(UserRequest.java:272)
	... 13 more
ERROR: Unable to serialize io.jenkins.plugins.ml.IPythonBuilder$1@27771aa4
Finished: FAILURE