Proof using.
unfold refined_raft_net_invariant_timeout, refined_raft_net_invariant_timeout'.
intuition eauto.
Qed.

(* Specifications: *)
Lemma refined_raft_net_invariant_append_entries'_weak :
forall net,
refined_raft_net_invariant_append_entries net ->
refined_raft_net_invariant_append_entries' net.