NO


NON-Termination:
----------------
SCC:
+--transitions: t1,t2
+--nodes: l0,l2
Closed walk: 2 -> t1, t2
Reachability checked!
- Recurrent Set Found:
{
	-1 + y_0 -y_post == 0,
	1 + x_0 -x_post == 0,
	-1 + y_0 -X1 == 0,
	1 + x_0 -X0 == 0
}
method 1