void rejectExecution(Object task) {
      ts.deallocateTask(task, false, TaskAttemptEndReason.EXECUTOR_BUSY, null);
    }
@param timeoutMs
@return false if the time elapsed
@throws InterruptedException
llap-tez/src/test/org/apache/hadoop/hive/llap/tezplugins/TestLlapTaskSchedulerService.java