Lemma votes_update_elections_data_timeout_votedFor : forall h st out st' ps t' h', handleTimeout h (snd st) = (out, st', ps) -> In (t', h') (votes (update_elections_data_timeout h st)) -> In (t', h') (votes (fst st)) \/ t' = currentTerm st' /\ t' = S (currentTerm (snd st)) /\ votedFor st' = Some h'.