Ltac start :=
    red; unfold leaderLogs_contiguous; intros;
    subst; simpl in *; find_higher_order_rewrite;
    update_destruct; subst; rewrite_update; eauto; simpl in *.

Lemma leaderLogs_contiguous_append_entries : refined_raft_net_invariant_append_entries leaderLogs_contiguous.