XBT_INFO(" Receive message: %s", payload->c_str());
} catch (const simgrid::HostFailureException&) {
XBT_INFO(" Receive message: HOST_FAILURE");
XBT_INFO(" Receive message: %s", payload->c_str());
} catch (const simgrid::HostFailureException&) {
XBT_INFO(" Receive message: HOST_FAILURE");