In file included from /in/driver/main.cpp:5:0:
/in/hashtable.hpp: In instantiation of 'void HashTable<Key, Value, Hash, KeyEqual>::rehash(size_t) [with Key = int; Value = int; Hash = std::hash<int>; KeyEqual = std::equal_to<int>; size_t = long unsigned int]':
/in/hashtable.hpp:199:15:   required from 'void HashTable<Key, Value, Hash, KeyEqual>::rehashCheck() [with Key = int; Value = int; Hash = std::hash<int>; KeyEqual = std::equal_to<int>]'
/in/hashtable.hpp:353:24:   required from 'bool HashTable<Key, Value, Hash, KeyEqual>::erase(const Key&) [with Key = int; Value = int; Hash = std::hash<int>; KeyEqual = std::equal_to<int>]'
/in/driver/main.cpp:120:35:   required from here
/in/hashtable.hpp:421:22: error: comparison between signed and unsigned integer expressions [-Werror=sign-compare]
         for(int i=0;i<=newTable.bucketSize();i++){
cc1plus: all warnings being treated as errors