xbt_assert(res == MSG_OK, "MSG_task_get failed");
XBT_INFO("Host \"%d\" received \"%s\"",host_number, MSG_task_get_name(task));
xbt_assert(res == MSG_OK, "MSG_task_get failed");
XBT_INFO("Host \"%d\" received \"%s\"",host_number, MSG_task_get_name(task));