parse "gopher://null.host:0/õ\xad\xee\xc8\xf8\xf7\x9c7\xe6\xfb\xa7\xe6\x9fC\xf9\x16\x87\xc5\xeeG\x03s\xaf*\xf9\xb7)\xaa\x1dܚ\xc5ug\xcf\xc5\x19@\x8bf0\xcf\xf9\x12\xed\xfc\x16N\xc6{\xdf\xed\xa5k|\x01\x81*\xf6\x99[\xafP$\x94E}P\xf3\x11\x81d\x01k\xe2\xbc\f\x94": net/url: invalid control character in URL