Section LeaderLogsPreserved.
Context {orig_base_params : BaseParams}.
Context {one_node_params : OneNodeParams orig_base_params}.
Context {raft_params : RaftParams orig_base_params}.
Context {rri : raft_refinement_interface}.
Context {llli : logs_leaderLogs_interface}.
Context {lltsi : leaderLogs_term_sanity_interface}.
Context {llcei : leaderLogs_candidate_entries_interface}.
Context {ollpti : one_leaderLog_per_term_interface}.
Context {vci : votes_correct_interface}.
Context {cci : cronies_correct_interface}.
Proof using.
unfold update_elections_data_client_request in *.
intros. repeat break_match; repeat find_inversion; auto.
Qed.

Lemma update_elections_data_timeout_leaderLogs :
forall h st,
leaderLogs (update_elections_data_timeout h st) =
leaderLogs (fst st).