Result.BiArgInvariantinclude ArgTools.BiArginclude MyARG.S with module Edge = MyARG.InlineEdgemodule Node : MyARG.Nodemodule Edge = MyARG.InlineEdgeval main_entry : Node.tval iter_nodes : (Node.t -> unit) -> unitval query : Node.t -> 'a Queries.t -> 'a Queries.resultval find_invariant : Node.t -> Invariant.t