def app_nil8
import bend-osdev-bytes@0.1.1.0/PROOF.bend as PROOFimport Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B
241def app_nil8(+ws: List<&2, B.OctByte>) -> {List.append(&2, B.OctByte, ws, Nil{}) == ws : List<&2, B.OctByte>}:
242 match ws:
243 case Nil{}:
244 {==}
245 case Con{h, t}:
246 Equal.cong(List<&2, B.OctByte>, List<&2, B.OctByte>, l => Con{h, l}, List.append(&2, B.OctByte, t, Nil{}), t, app_nil8(t))