+ match NCicLibrary.get_obj u with
+ | _,_,_,_,NCic.Constant (_,_,_, ty, _) ->
+ let rec intros = function
+ | NCic.Prod (name, s, t) ->
+ let ctx, t = intros t in
+ ctx @ [(name, (NCic.Decl s))] , t
+ | t -> [], t
+ in
+ let rec perforate ctx menv = function
+ | NCic.Appl (NCic.Const (NReference.Ref (u,_))::ty::_)
+ when NUri.string_of_uri u = "cic:/matita/tests/hole.con" ->
+ let menv, ty = perforate ctx menv ty in
+ NCicMetaSubst.mk_meta menv ctx ty
+ | t ->
+ NCicUntrusted.map_term_fold_a
+ (fun e ctx -> e::ctx) ctx perforate menv t
+ in
+ let ctx, pty = intros ty in
+ let menv, pty = perforate ctx [] pty in
+(*
+ let sty, menv, _ =
+ NCicMetaSubst.saturate ~delta:max_int [] ctx ty 0
+ in
+*)
+(* let ctx, ty = intros ty in *)
+ let left, right =
+ match NCicReduction.whd ~delta:max_int ctx pty with
+ | NCic.Appl [eq;t;a;b] -> a, b
+ | _-> assert false
+ in
+
+
+(*
+ let whd ty =
+ match ty with
+ | NCic.Appl [eq;t;a;b] ->
+ NCic.Appl [eq;t;NCicReduction.whd ~delta:0 ctx a;b]
+ | t -> NCicReduction.whd ~delta:0 ctx t
+ in
+*)
+(*
+ prerr_endline
+ (Printf.sprintf "%s == %s"
+ (NCicPp.ppterm ~metasenv:menv ~subst:[] ~context:ctx ity)
+ (NCicPp.ppterm ~metasenv:menv ~subst:[] ~context:ctx sty));
+*)
+ let metasenv, subst =
+ try
+ NCicUnification.unify menv [] ctx left right
+ with
+ | NCicUnification.Uncertain msg
+ | NCicUnification.UnificationFailure msg
+ | NCicMetaSubst.MetaSubstFailure msg ->
+ prerr_endline (Lazy.force msg);
+ [], []
+ | Sys.Break -> [],[]
+ in
+ if (NCicReduction.are_convertible ~subst ctx left right)
+ then
+ prerr_endline ("OK: " ^ NUri.string_of_uri u)
+ else
+ (prerr_endline ("FAIL: " ^ NUri.string_of_uri u);
+ prerr_endline
+ (Printf.sprintf
+ ("\t\tRESULT OF UNIF\n\nsubst:\n%s\nmenv:\n%s\n" ^^
+ "context:\n%s\n%s == %s\n%s == %s\n")
+ (NCicPp.ppsubst ~metasenv subst)
+ (NCicPp.ppmetasenv ~subst metasenv)
+ (NCicPp.ppcontext ~metasenv ~subst ctx)
+ (NCicPp.ppterm ~metasenv ~subst:[] ~context:ctx left)
+ (NCicPp.ppterm ~metasenv ~subst:[] ~context:ctx right)
+ (NCicPp.ppterm ~metasenv ~subst ~context:ctx left)
+ (NCicPp.ppterm ~metasenv ~subst ~context:ctx right) ))
+ (*let inferred_ty =
+ NCicTypeChecker.typeof ~subst:[] ~metasenv:[] [] bo
+ in*)
+ | _ -> ())