for (auto& host : available_hosts) {
std::vector<simgrid::s4u::ActorPtr> actors = host->get_all_actors();
heap_handle update_handle = usable_hosts.push(host); // Required to update elements in the heap
for (auto& host : available_hosts) {
std::vector<simgrid::s4u::ActorPtr> actors = host->get_all_actors();
heap_handle update_handle = usable_hosts.push(host); // Required to update elements in the heap