simgrid::s4u::Actor::create("worker", e.host_by_name("Fafard"), worker);
- simgrid::s4u::Activity::on_veto.connect([&e](simgrid::s4u::Activity& a) {
+ simgrid::s4u::Activity::on_veto_cb([&e](simgrid::s4u::Activity& a) {
auto& exec = static_cast<simgrid::s4u::Exec&>(a);
// First display the situation