parse "gopher://null.host:0/Dk\xac\xd2>\xe2\xf9\f\xb5\xe1A\xf6\xff\x90\xb7\x19q\xdf\x04y\xa2z\x11\xa4\xea\x17>\xdc.\xe3\x02\xae\x94\a\xaf\xcfq\xa9\xe80": net/url: invalid control character in URL