});
simgrid::s4u::Actor::create("receiver", simgrid::s4u::Host::by_name(dest),
[mailbox]() { mailbox->get<std::string>(); });
});
simgrid::s4u::Actor::create("receiver", simgrid::s4u::Host::by_name(dest),
[mailbox]() { mailbox->get<std::string>(); });