parse "gopher://e\x15\x84\xb0S.3\xf9\x1a\x96x\x89>U\x84\xdc\xe1+4[\x17\xb5\xd5f\x85\x871\xc8\x1d\xaa\xa1\xd6\xca\x1c\x92\xf1&/": net/url: invalid control character in URL