karma: every term the rewrite acts on must be substututed

diff --git a/helm/software/components/tactics/equalityTactics.ml b/helm/software/components/tactics/equalityTactics.ml
index 29f0574794b649704f87959c4505f4c22b755b35..69466c272a458ad4c49386ae69b5dad8895ed13a 100644 (file)
--- a/helm/software/components/tactics/equalityTactics.ml
+++ b/helm/software/components/tactics/equalityTactics.ml
@@ -146,6 +146,8 @@ let rec rewrite_tac ~direction ~(pattern: ProofEngineTypes.lazy_pattern) equalit
   let t1 = CicMetaSubst.apply_subst subst t1 in
   let t2 = CicMetaSubst.apply_subst subst t2 in
   let ty = CicMetaSubst.apply_subst subst ty in
+  let pbo = CicMetaSubst.apply_subst subst pbo in
+  let pty = CicMetaSubst.apply_subst subst pty in
   let equality = CicMetaSubst.apply_subst subst equality in
   let abstr_gty =
    ProofEngineReduction.replace_lifting_csc 0