parse "gopher://@\a@\b@\a@FAJB\xa6BuA\x16@x@\x02@\xc5\xc1}\xc1\xc7\xc1j\xc0\xf8\xc0q\xc0\"\xc0\x10@&@'@%@\x18@\x14@:0/À\xc0n\xc0\x06\xc0$@6@,@": net/url: invalid control character in URL