module type S =sig..end
module Var:sig..end
module Subst:VarManager.SubstSigwith type t = Var.t Var.Map.twith type var = Var.twith type var_container = Var.Set.t
include VarManager.I
val to_ints : Var.Set.t -> Int.Set.tVar.Set.map_to Int.Set.add Int.Set.empty Var.to_int