presto-main/src/main/java/io/prestosql/execution/SqlTask.java/SqlTask/abortTaskResults
class SqlTask:    public TaskInfo abortTaskResults(OutputBufferId bufferId)
    {
        requireNonNull(bufferId, "bufferId is null");

        log.debug("Aborting task %s output %s", taskId, bufferId);
        outputBuffer.abort(bufferId);

        return getTaskInfo();
    }