Proof using.
unfold update_elections_data_requestVoteReply.
intros.
repeat break_match; auto.
simpl in *. intuition.
Qed.

Lemma handleAppendEntriesReply_entries :
forall h st t h' pli plt es ci st' t' es',
handleAppendEntries h st t h' pli plt es ci =
(st', AppendEntriesReply t' es' true) ->
es' = es.