Failure _ -> t)
| _ -> t
in
-if t <> optimized_t && optimized_t = ct then prerr_endline "!!!!!!!!!!!!!!!"
-else prerr_endline ("@@ " ^ CicPp.ppterm t ^ " ==> " ^ CicPp.ppterm optimized_t ^ " <==> " ^ CicPp.ppterm ct);
+(*if t <> optimized_t && optimized_t = ct then prerr_endline "!!!!!!!!!!!!!!!"
+else if t <> optimized_t then prerr_endline ("@@ " ^ CicPp.ppterm t ^ " ==> " ^ CicPp.ppterm optimized_t ^ " <==> " ^ CicPp.ppterm ct);*)
let b,ugraph1 =
R.are_convertible ~subst ~metasenv context optimized_t ct ugraph
in