############################## FIRST ERROR ####################################
Started by an SCM change
[EnvInject] - Loading node environment variables.
Building remotely on remote_machine (other-job-name) in workspace /jenkins/workspace/test

Skip deletion of workspace, because cleanup parameter was set to false
... p4 client -o user.job_ws +
... p4 info +

P4 Task: establishing connection.
... server: perforceserver.com:1666
... node: vm_machine
... p4 client -o user.job_ws +
... p4 client -i +
... client: user.job_ws
... p4 client -o user.job_ws +
... p4 info +
... p4 counter change +
... p4 changes -m1 //user.job_ws/... +
... p4 label -o PLABEL +
Building on Node: vm_machine
... p4 client -o user.job_ws +
... p4 info +

P4 Task: establishing connection.
... server: perforceserver.com:1666
... node: vm_machine

... p4 label -o PLABEL +
... p4 client -o PLABEL +
P4: Unable to find client/label: PLABEL
ERROR: P4: Unable to find client/label: PLABEL
Started calculate disk usage of build
Finished Calculation of disk usage of build in 0 seconds
Started calculate disk usage of workspace
Finished Calculation of disk usage of workspace in 0 seconds
Finished: FAILURE


################################# SECOND ERROR #####################################

Started on May 20, 2016 9:50:10 AM
Polling SCM changes on vm_machine
P4: Polling on: vm_machine:user.job_ws
... p4 client -o user.job_ws +
... p4 info +

P4 Task: establishing connection.
... server: perforceserver.com:1666
... node: vm_machine
... p4 cstat //user.job_ws/...@PLABEL +
P4: Polling with label/change: 0,P4LABEL
... p4 changes -m100 //user.job_ws/...@0,PLABEL +
P4 Task: attempt: 1