Proof using.
set_up_input_handlers.
Qed.

(* Specifications: *)
Lemma nw_empty_queue_lock :
forall sigma p,
LockServ_network_invariant sigma p ->
queue (sigma Server) = [] ->
pBody p = Lock.
Lemma nw_empty_queue_lock :
forall sigma p,
LockServ_network_invariant sigma p ->
queue (sigma Server) = [] ->
pBody p = Lock.