SD_task_schedule(taskA, 1, &workstation[0], &no_cost,
&communication_amount1, -1.0);
SD_task_schedule(taskB, 1, &workstation[1], &no_cost,
SD_task_schedule(taskA, 1, &workstation[0], &no_cost,
&communication_amount1, -1.0);
SD_task_schedule(taskB, 1, &workstation[1], &no_cost,