parse "gopher://\x01afu\x86\xee\\\xb9\x02]*\xb5\xbd\xc1\x01\xcc\xdbd'\"U\xe9\x93\u007f\x870\xfeS\x8b\x80~\xf1\x9f4\xc2`/": net/url: invalid control character in URL