@Override
  public boolean taskFailed(TezTaskAttemptID tezTaskAttemptID, TaskFailureType taskFailureType,
                            Throwable throwable, String diagnostics, EventMetaData srcMeta) throws
      IOException, TezException {
    return currentCallable
        .taskTerminated(tezTaskAttemptID, false, taskFailureType, throwable, diagnostics, srcMeta);
  }
Sends out final events for task failure.
@param taskAttemptID
@param isKilled
@param taskFailureType
@param t
@param diagnostics
@param srcMeta
@return
@throws IOException
          indicates an RPC communication failure.
@throws TezException
          indicates an exception somewhere in the AM.
llap-server/src/java/org/apache/hadoop/hive/llap/daemon/impl/LlapTaskReporter.java