It'd be handy to get some stdout info about queued jobs, when building from jenkins-cli. E.g. if job is waiting for available executors, get something like "[build_name] [build_number] is waiting/pending" or "Job queued as [build_name] [build_number]" before getting "Started [build_name] [build_number]".
Whole problem is, that when there is no suitable node (agent) available, jenkins-cli returns no info about job [except exit code]. Changes here should be enough - jenkins/core/src/main/java/hudson/cli/BuildCommand.java.
Thanks a lot!