YES


Termination: (Ranking Functions Found)
------------
eval_main_2: < < 1 + v_0 -v_x.0 > >
eval_main_3: < < v_0 -v_x.0 > >
eval_main_bb1_in: < < 1 + v_0 -v_x.0 > >
eval_main_bb2_in: < < 1 + v_0 -v_x.0 > >


method 1