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

        return tasks.getUnchecked(taskId).abortTaskResults(bufferId);
    }