parse "gopher://null.host:0/¡0S\x9a\x004eB\x19_\xb8\xa8s\xaf\xb3\xa7\xd7\u007f\xc90=z\xf8\xcdN\x00'*\x05\xd2@\xb9\xa0\x9b\x8c-\x025^\xa8": net/url: invalid control character in URL