Hint Resolve tree_rep_saturate_local: saturate_local.

(* Specifications: *)
Lemma tree_rep_valid_pointer:
forall t p, tree_rep t p |-- valid_pointer p.
Lemma tree_rep_valid_pointer:
forall t p, tree_rep t p |-- valid_pointer p.
Lemma tree_rep_valid_pointer:
forall t p, tree_rep t p |-- valid_pointer p.