parse "gopher://null.host:0/K\x8b\xf9i\x1b\x03\xee\xfe'\xf8t5\xdc\x04\u05f6{0\"߳\xb9\x8a\xae\x94l\x99i\xe6\xd1\xebC\x80\x0f1ԝI\xf2\xed\x0e\xf8": net/url: invalid control character in URL