Fix the queue query for old jobs which won't run.

util/queuemetrics.py

@@ -17,6 +17,8 @@ class CloudWatchReporter(object):
     self._name = name
 
   def report(self, running_count, total_count):
+    logger.debug('Worker indicated %s running count and %s total count', running_count,
+                 total_count)
     need_capacity_count = total_count - running_count
     self._connection.put_metric_data(self._namespace, self._name, need_capacity_count,
                                      unit='Count')