((NetworkIBModel*)surf_network_model)->active_nodes=xbt_dict_new();
IBNode* act = new IBNode(id);
id++;
xbt_dict_set(((NetworkIBModel*)surf_network_model)->active_nodes,
((NetworkIBModel*)surf_network_model)->active_nodes=xbt_dict_new();
IBNode* act = new IBNode(id);
id++;
xbt_dict_set(((NetworkIBModel*)surf_network_model)->active_nodes,