parse "gopher://null.host:0/á\xc3\xef\xbc\u007f\x80\x8eOm\x01>S\a\xa0O\x8d\xe2\x81\x05\x15O\x02;\xc8(\xb3\xe26\xc6C\x93\xac\x96L\xf6\x9e\x115~ϻ@j\x9f\xf9\x1d\xaa\xe6e\x1ebФ\xbbԷ\xed\xd4\xcc,\xe2\x9a9\x86\xb5e\xb1&M": net/url: invalid control character in URL