parse "gopher://c\xd4j\xc1\x93\x9a\xd2\xc9\x04Z\x8e\xf5\x81\x8d\b\x9cᨑ\x1f\xdc\xcan\xa2V\xa8\x96\x9796A\x12\b\xfbs\xcf@B\x1e\r\xf3L\xa6\xed\xd9\xcbAK\xdef\xf2\xe5\x13/": net/url: invalid control character in URL