MC_process_clock_add(simcall->issuer, duration);
simcall_process_sleep__set__result(simcall, SIMIX_DONE);
SIMIX_simcall_answer(simcall);
MC_process_clock_add(simcall->issuer, duration);
simcall_process_sleep__set__result(simcall, SIMIX_DONE);
SIMIX_simcall_answer(simcall);