parse "gopher://null.host:0/J\xb29\xb8\x12\x15C\xf9m}\xb3\xf2\xb5\xaeO\x00x&\xbe\xfb{\xea\xd6ȥ\xf7\x96\xee\x19\xde\u007f": net/url: invalid control character in URL