(************************************************************
 *                      IMITATOR MODEL                      
 *
 * Model of a small acyclic asynchronous circuit
 *
 * Description     : Model of a small acyclic asynchronous circuit
 * Correctness     : Q must not rise
 * Source          : "Preserving Partial Order Runs in Parametric Time Petri Nets"  (ACSD 2015), Fig. 7
 * Author          : Étienne André, Thomas Chatain, César Rodríguez
 * Modeling        : Étienne André, Thomas Chatain, César Rodríguez
 * Input by        : Étienne André
 *
 * Created         : 2020/08/13
 * Last modified   : 2020/08/13
 *
 * IMITATOR version: 3
 ************************************************************)

(* If qUp is performed, then And111 is necessarily reachable *)
property := #synth AGnot(loc[AndGate] = And111);