Proof using.
unfold type_term_log_monotonic.
intros.
find_copy_apply_lem_hyp handleTimeout_type.
find_apply_lem_hyp handleTimeout_log_same.
intuition; try congruence.
Qed.

(* Specifications: *)
Lemma appendEntries_leader_timeout :
refined_raft_net_invariant_timeout appendEntries_leader.