parse "gopher://null.host:0/àP\x9e\xf1\xb8LW[~\\a\xecr\x9eV\xe5\xb3\v\a\xbf\u07bf\xf5\x97}\xfdN\xfc?\xcdLwɬ\x99\x14\xe0\xecV\xb3xG\x11": net/url: invalid control character in URL