type_t ret = (type_t)xbt_dict_get_or_null (allTypes, name);
if (ret){
THROWF(tracing_error, 1, "container type with name %s already exists", name);
type_t ret = (type_t)xbt_dict_get_or_null (allTypes, name);
if (ret){
THROWF(tracing_error, 1, "container type with name %s already exists", name);