In template: no matching function for call to 'operator new'
in instantiation of function template specialization 'std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_M_construct_node<const std::piecewise_construct_t &, std::tuple<const int ...
 in instantiation of function template specialization 'std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_M_create_node<const std::piecewise_construct_t &, std::tuple<const int &>,...
 in instantiation of function template specialization 'std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_M_emplace_hint_unique<const std::piecewise_construct_t &, std::tuple<const...
in instantiation of function template specialization 'std::map<int, int>::emplace_hint<const std::piecewise_construct_t &, std::tuple<const int &>, std::tuple<int &>>' requested here
in instantiation of function template specialization 'std::map<int, int>::try_emplace<int &>' requested here