parse "gopher://\x8b\xe3\xeb\xfe\xdb:0/½p\xfe\x1fv?m\xbe\x01\xac?\x98\xd5\xf0=\xa5-\xfe\xdc\xf9G\x80\x96\"\x92\xdf;1!\x92\xcc\xfbgN\x84\xb7\x10": net/url: invalid control character in URL