parse "gopher://null.host:0/X\x8e\xfa\x9c\xfe\xf8wVt\xce\x18DV~:\x0eA\xbbN-\xc7u\xf6F\x1d\xf9\x06\x10\r\xd6Ty]\x98er)0\x80\x10\xf2n\x97\xfd": net/url: invalid control character in URL