--- a/src/HOL/Library/refute.ML Mon Dec 02 20:35:12 2024 +0100
+++ b/src/HOL/Library/refute.ML Mon Dec 02 22:16:29 2024 +0100
@@ -1186,7 +1186,7 @@
(a, T) :: strip_all_vars t
| strip_all_vars _ = [] : (string * typ) list
val strip_t = strip_all_body ex_closure
- val frees = Term.variant_frees strip_t (strip_all_vars ex_closure)
+ val frees = Term.variant_bounds strip_t (strip_all_vars ex_closure)
val subst_t = Term.subst_bounds (map Free (rev frees), strip_t)
in
find_model ctxt (actual_params ctxt params) assm_ts subst_t true