parse "gopher://null.host:0/K3f\x88\xcbn[y\xbd\xc7\xf8>6\xf5\xb7U\xe2\xde\xc0\xda\u007f\xcd\xf2u\xdbN~!\xd3x\x87ʯ\x9d\x11\x038\x0fB\xe8Dv{\x05H\xe5\x8e\x11\x1a\xd6t[_v\x16~\x05T\xe2\xa1\u0604\xc3Q6\rv\x05\xe0*\xc4h\x96\x17\xfcq\xc0k\xdaNwq\x9a\xa0m\xa9\x0f\xb5\vZ{1\x1fF\xcf\x1f\x1a\xf6Z\xcdu\xee&Ľ\x1b\xfbM\xecdw\x96\xf5d\xd4\x01tZ\xec\xcb \xf4<\x17\x89\xf9": net/url: invalid control character in URL