parse "gopher://null.host:0/\u0083\xce\xda\xfd\xd4\x0f\x83\xfcaɚ\xf9\xe2\xc9Q\xcbcZv\x9dGt\xfb\xc0Y.\xa2\x16\xe6&\x98-\xfd\xe6\xfa\xd6\xe8": net/url: invalid control character in URL