parse "gopher://null.host:0/J\xe7\xf5\xed\xb5\x93\x9f_\x06G/Z\xf3v\xfb\x95\x15I\xddX\xcf\xf5f\xac<<\xf9ؔ\x06\xf9]}\xea\x92Enz'": net/url: invalid control character in URL