xbt_dynar_foreach(file->tasks_before, cpt2, depbefore) {
SD_task_t newfile =
SD_task_create_comm_e2e(file->name, NULL, file->amount);
xbt_dynar_foreach(file->tasks_before, cpt2, depbefore) {
SD_task_t newfile =
SD_task_create_comm_e2e(file->name, NULL, file->amount);