parse "gopher://null.host:0/0i?\xf9\xe8\x9f\x04s\x18\xa4\xf0\x1c\\n\xb9=\xb3eP\xfe\xf3\xe8\x05\xa3\x91\x17\xf8\x9bx@\xab^y\x15\xb4\xb8\r\xfbV\xfcqmn\xfb\f\xf5i\x18Q\xb7\x86\x0eDg\xdc\xe5\xc7,\xbc\xd1": net/url: invalid control character in URL