parse "gopher://null.host:0/\x16 \xbd\x1d\xc2!\x039HO\xba\x92Ϣ6\xaf\x9e\xb3\xf0\x90\x13\xb3\xf8\xbdl\xae[\x89,l\xeb\"K\xa9i \xd6O\vL\x16\u007f\xf3\xb1\xfb2\x16\xc6\xd8": net/url: invalid control character in URL