def save_last_run_summary(report)
    mode = Puppet.settings.setting(:lastrunfile).mode
    Puppet::Util::FileLocking.writelock(Puppet[:lastrunfile]) do |file|
      file.chmod(mode)
      file.print YAML.dump(report.raw_summary)
    end
  rescue => detail
    puts detail.backtrace if Puppet[:trace]
    Puppet.err "Could not save last run local report: #{detail}"
  end


###
# puppetd --test
...
...
...

err: Could not save last run local report: can't convert String into Integer