main.cpp: In function 'int main()':
main.cpp:53:54: error: 'value' is not a member of 'is_customly_convertible<int, int>'
     static_assert(is_customly_convertible<int, int>::value);
                                                      ^~~~~
main.cpp:55:56: error: 'value' is not a member of 'is_customly_convertible<int, float>'
     static_assert(is_customly_convertible<int, float>::value);
                                                        ^~~~~
main.cpp:56:59: error: 'value' is not a member of 'is_customly_convertible<float, float>'
     static_assert(!is_customly_convertible<float, float>::value);
                                                           ^~~~~
main.cpp:58:55: error: 'value' is not a member of 'is_customly_convertible<Test, int>'
     static_assert(is_customly_convertible<Test, int>::value);
                                                       ^~~~~
main.cpp:59:56: error: 'value' is not a member of 'is_customly_convertible<int, Test>'
     static_assert(!is_customly_convertible<int, Test>::value);
                                                        ^~~~~
main.cpp:61:91: error: 'value' is not a member of 'is_customly_convertible<NoCopyConstructible, NoTriviallyConstructible>'
     static_assert(is_customly_convertible<NoCopyConstructible, NoTriviallyConstructible>::value);
                                                                                           ^~~~~
main.cpp:62:92: error: 'value' is not a member of 'is_customly_convertible<NoTriviallyConstructible, NoCopyConstructible>'
     static_assert(!is_customly_convertible<NoTriviallyConstructible, NoCopyConstructible>::value);
                                                                                            ^~~~~
main.cpp:64:71: error: 'value' is not a member of 'is_customly_convertible<NoCopyConstructible, int>'
     static_assert(!is_customly_convertible<NoCopyConstructible, int>::value);
                                                                       ^~~~~
main.cpp:65:71: error: 'value' is not a member of 'is_customly_convertible<int, NoCopyConstructible>'
     static_assert(!is_customly_convertible<int, NoCopyConstructible>::value);
                                                                       ^~~~~