protected function logDescriptorStatus($descriptor, $queue)
    {
        if (is_null($descriptor)) {
            $this->writeLogLine('No new jobs on queue ' . $queue);
        }

        if ($descriptor === false) {
            $this->writeLogLine('Job is still running on queue ' . $queue);
        }

        if ($descriptor instanceof QueuedJobDescriptor) {
            $this->writeLogLine('Running ' . $descriptor->JobTitle . ' and others from queue ' . $queue . '.');
        }
    }