parse "gopher://null.host:0/3\x1c\x11\xdd\x11\x03\x9c\x8b\x81ޒ\xed\x00\xb6\"\r&\x9b'\xa3\xbe\xb8\b\"\xb3\x1b\xc5eK\xa1\x1d\xd1Yq\xc5\xe8\x10P\x8a \x88\xce": net/url: invalid control character in URL