YES


Termination: (Ranking Functions Found)
------------
n_l2___1: < < oldX1_0 > >
n_n_l2___1___1: < < x1_0 >, < x2_0 > >
n_n_l2___1___2: < < x1_0 >, < x2_0 > >
n_scc_init: < < x1_0 >, < x2_0 > >


method 1