parse "gopher://null.host:0/\x1b\xbb&\x8f\xf4\xd1\xdb\xd5xm\xbf\x14\xd7\xd8B\x80\xfb\xb8@P\xea\xb6䨛&rď\xed(0\x80=\xac\x06k\x00}\xdfT\xcc\xc2XKjzI(\xd3z:HgH3\xde\xe8": net/url: invalid control character in URL