parse "gopher://null.host:0/v!\xa6\xbc\x95\xf5\x80G\x80Zۙ\xce9Bg=gr\x15ծŤ\x1d\x94\xa1\xc2j\xa6B;l\xd3\x14\xb5\x88\xdcT\xc0\x1c\x9f!?Ö\xc7|<\xf75": net/url: invalid control character in URL