parse "gopher://null.host:0/\u00ad\xef\xc2W§\x1c\x88\xc3\u007f\x85/\xda~.k\xfe\xae\fQ\x84\xf6/S\xbap\xdbN\xba\u007f\xabM\x00\x9d[\x87E\xbbk\xf4": net/url: invalid control character in URL