MAYBE * Step 1: TrivialSCCs MAYBE + Considered Problem: Rules: 0. eval_counterex1a_start(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 1. eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 2. eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 3. eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 4. eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 5. eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 6. eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 7. eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 8. eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 9. eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 10. eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 11. eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v_b,v_x,v_y,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 12. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && v__01 >= 0 && v__04 >= 0 && v_n >= v__04] (?,1) 13. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__01] (?,1) 14. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__04] (?,1) 15. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 + v__04 >= v_n] (?,1) 16. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && v__0 = 0] 17. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 >= v__0] 18. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v__0 >= 0] 19. eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_11(v__0,v__01,v__04,1 + v__04,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 20. eval_counterex1a_11(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_12(v__0,v__01,v__04,v_4,nondef_0,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 21. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(1,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && -1 + v_5 >= 0] 22. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && 0 >= v_5] 23. eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,-1 + v__04,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 24. eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,nondef_1,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 25. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(0,-1 + v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v_8 >= 0] 26. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && 0 >= v_8] 27. eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_stop(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0] (?,1) Signature: {(eval_counterex1a_0,11) ;(eval_counterex1a_1,11) ;(eval_counterex1a_11,11) ;(eval_counterex1a_12,11) ;(eval_counterex1a_15,11) ;(eval_counterex1a_16,11) ;(eval_counterex1a_2,11) ;(eval_counterex1a_3,11) ;(eval_counterex1a_4,11) ;(eval_counterex1a_5,11) ;(eval_counterex1a_6,11) ;(eval_counterex1a_7,11) ;(eval_counterex1a_8,11) ;(eval_counterex1a_9,11) ;(eval_counterex1a__critedge_in,11) ;(eval_counterex1a_bb0_in,11) ;(eval_counterex1a_bb1_in,11) ;(eval_counterex1a_bb2_in,11) ;(eval_counterex1a_bb3_in,11) ;(eval_counterex1a_bb4_in,11) ;(eval_counterex1a_start,11) ;(eval_counterex1a_stop,11)} Flow Graph: [0->{1},1->{2},2->{3},3->{4},4->{5},5->{6},6->{7},7->{8},8->{9},9->{10},10->{11},11->{12,13,14,15},12->{16 ,17,18},13->{27},14->{27},15->{27},16->{19},17->{23},18->{23},19->{20},20->{21,22},21->{12,13,14,15},22->{12 ,13,14,15},23->{24},24->{25,26},25->{12,13,14,15},26->{12,13,14,15},27->{}] + Applied Processor: TrivialSCCs + Details: All trivial SCCs of the transition graph admit timebound 1. * Step 2: UnsatPaths MAYBE + Considered Problem: Rules: 0. eval_counterex1a_start(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 1. eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 2. eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 3. eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 4. eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 5. eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 6. eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 7. eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 8. eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 9. eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 10. eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 11. eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v_b,v_x,v_y,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 12. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && v__01 >= 0 && v__04 >= 0 && v_n >= v__04] (?,1) 13. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__01] (1,1) 14. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__04] (1,1) 15. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 + v__04 >= v_n] (1,1) 16. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && v__0 = 0] 17. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 >= v__0] 18. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v__0 >= 0] 19. eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_11(v__0,v__01,v__04,1 + v__04,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 20. eval_counterex1a_11(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_12(v__0,v__01,v__04,v_4,nondef_0,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 21. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(1,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && -1 + v_5 >= 0] 22. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && 0 >= v_5] 23. eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,-1 + v__04,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 24. eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,nondef_1,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 25. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(0,-1 + v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v_8 >= 0] 26. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && 0 >= v_8] 27. eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_stop(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0] (1,1) Signature: {(eval_counterex1a_0,11) ;(eval_counterex1a_1,11) ;(eval_counterex1a_11,11) ;(eval_counterex1a_12,11) ;(eval_counterex1a_15,11) ;(eval_counterex1a_16,11) ;(eval_counterex1a_2,11) ;(eval_counterex1a_3,11) ;(eval_counterex1a_4,11) ;(eval_counterex1a_5,11) ;(eval_counterex1a_6,11) ;(eval_counterex1a_7,11) ;(eval_counterex1a_8,11) ;(eval_counterex1a_9,11) ;(eval_counterex1a__critedge_in,11) ;(eval_counterex1a_bb0_in,11) ;(eval_counterex1a_bb1_in,11) ;(eval_counterex1a_bb2_in,11) ;(eval_counterex1a_bb3_in,11) ;(eval_counterex1a_bb4_in,11) ;(eval_counterex1a_start,11) ;(eval_counterex1a_stop,11)} Flow Graph: [0->{1},1->{2},2->{3},3->{4},4->{5},5->{6},6->{7},7->{8},8->{9},9->{10},10->{11},11->{12,13,14,15},12->{16 ,17,18},13->{27},14->{27},15->{27},16->{19},17->{23},18->{23},19->{20},20->{21,22},21->{12,13,14,15},22->{12 ,13,14,15},23->{24},24->{25,26},25->{12,13,14,15},26->{12,13,14,15},27->{}] + Applied Processor: UnsatPaths + Details: We remove following edges from the transition graph: [(21,13) ,(21,14) ,(22,13) ,(22,14) ,(25,15) ,(26,13) ,(26,15)] * Step 3: AddSinks MAYBE + Considered Problem: Rules: 0. eval_counterex1a_start(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 1. eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 2. eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 3. eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 4. eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 5. eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 6. eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 7. eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 8. eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 9. eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 10. eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 11. eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v_b,v_x,v_y,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 12. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && v__01 >= 0 && v__04 >= 0 && v_n >= v__04] (?,1) 13. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__01] (1,1) 14. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__04] (1,1) 15. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 + v__04 >= v_n] (1,1) 16. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && v__0 = 0] 17. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 >= v__0] 18. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v__0 >= 0] 19. eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_11(v__0,v__01,v__04,1 + v__04,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 20. eval_counterex1a_11(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_12(v__0,v__01,v__04,v_4,nondef_0,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 21. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(1,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && -1 + v_5 >= 0] 22. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && 0 >= v_5] 23. eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,-1 + v__04,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 24. eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,nondef_1,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 25. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(0,-1 + v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v_8 >= 0] 26. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && 0 >= v_8] 27. eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_stop(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0] (1,1) Signature: {(eval_counterex1a_0,11) ;(eval_counterex1a_1,11) ;(eval_counterex1a_11,11) ;(eval_counterex1a_12,11) ;(eval_counterex1a_15,11) ;(eval_counterex1a_16,11) ;(eval_counterex1a_2,11) ;(eval_counterex1a_3,11) ;(eval_counterex1a_4,11) ;(eval_counterex1a_5,11) ;(eval_counterex1a_6,11) ;(eval_counterex1a_7,11) ;(eval_counterex1a_8,11) ;(eval_counterex1a_9,11) ;(eval_counterex1a__critedge_in,11) ;(eval_counterex1a_bb0_in,11) ;(eval_counterex1a_bb1_in,11) ;(eval_counterex1a_bb2_in,11) ;(eval_counterex1a_bb3_in,11) ;(eval_counterex1a_bb4_in,11) ;(eval_counterex1a_start,11) ;(eval_counterex1a_stop,11)} Flow Graph: [0->{1},1->{2},2->{3},3->{4},4->{5},5->{6},6->{7},7->{8},8->{9},9->{10},10->{11},11->{12,13,14,15},12->{16 ,17,18},13->{27},14->{27},15->{27},16->{19},17->{23},18->{23},19->{20},20->{21,22},21->{12,15},22->{12,15} ,23->{24},24->{25,26},25->{12,13,14},26->{12,14},27->{}] + Applied Processor: AddSinks + Details: () * Step 4: UnsatPaths MAYBE + Considered Problem: Rules: 0. eval_counterex1a_start(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 1. eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 2. eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 3. eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 4. eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 5. eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 6. eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 7. eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 8. eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 9. eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 10. eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 11. eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v_b,v_x,v_y,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 12. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && v__01 >= 0 && v__04 >= 0 && v_n >= v__04] (?,1) 13. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__01] (?,1) 14. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__04] (?,1) 15. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 + v__04 >= v_n] (?,1) 16. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && v__0 = 0] 17. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 >= v__0] 18. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v__0 >= 0] 19. eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_11(v__0,v__01,v__04,1 + v__04,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 20. eval_counterex1a_11(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_12(v__0,v__01,v__04,v_4,nondef_0,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 21. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(1,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && -1 + v_5 >= 0] 22. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && 0 >= v_5] 23. eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,-1 + v__04,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 24. eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,nondef_1,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 25. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(0,-1 + v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v_8 >= 0] 26. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && 0 >= v_8] 27. eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_stop(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0] (?,1) 28. eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> exitus616(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) Signature: {(eval_counterex1a_0,11) ;(eval_counterex1a_1,11) ;(eval_counterex1a_11,11) ;(eval_counterex1a_12,11) ;(eval_counterex1a_15,11) ;(eval_counterex1a_16,11) ;(eval_counterex1a_2,11) ;(eval_counterex1a_3,11) ;(eval_counterex1a_4,11) ;(eval_counterex1a_5,11) ;(eval_counterex1a_6,11) ;(eval_counterex1a_7,11) ;(eval_counterex1a_8,11) ;(eval_counterex1a_9,11) ;(eval_counterex1a__critedge_in,11) ;(eval_counterex1a_bb0_in,11) ;(eval_counterex1a_bb1_in,11) ;(eval_counterex1a_bb2_in,11) ;(eval_counterex1a_bb3_in,11) ;(eval_counterex1a_bb4_in,11) ;(eval_counterex1a_start,11) ;(eval_counterex1a_stop,11) ;(exitus616,11)} Flow Graph: [0->{1},1->{2},2->{3},3->{4},4->{5},5->{6},6->{7},7->{8},8->{9},9->{10},10->{11},11->{12,13,14,15},12->{16 ,17,18},13->{27,28},14->{27,28},15->{27,28},16->{19},17->{23},18->{23},19->{20},20->{21,22},21->{12,13,14 ,15},22->{12,13,14,15},23->{24},24->{25,26},25->{12,13,14,15},26->{12,13,14,15},27->{},28->{}] + Applied Processor: UnsatPaths + Details: We remove following edges from the transition graph: [(21,13) ,(21,14) ,(22,13) ,(22,14) ,(25,15) ,(26,13) ,(26,15)] * Step 5: Failure MAYBE + Considered Problem: Rules: 0. eval_counterex1a_start(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (1,1) 1. eval_counterex1a_bb0_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 2. eval_counterex1a_0(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 3. eval_counterex1a_1(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 4. eval_counterex1a_2(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 5. eval_counterex1a_3(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 6. eval_counterex1a_4(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 7. eval_counterex1a_5(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 8. eval_counterex1a_6(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 9. eval_counterex1a_7(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 10. eval_counterex1a_8(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 11. eval_counterex1a_9(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v_b,v_x,v_y,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) 12. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && v__01 >= 0 && v__04 >= 0 && v_n >= v__04] (?,1) 13. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__01] (?,1) 14. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 >= v__04] (?,1) 15. eval_counterex1a_bb1_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0 && -1 + v__04 >= v_n] (?,1) 16. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && v__0 = 0] 17. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 >= v__0] 18. eval_counterex1a_bb2_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v__0 >= 0] 19. eval_counterex1a_bb3_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_11(v__0,v__01,v__04,1 + v__04,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 20. eval_counterex1a_11(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_12(v__0,v__01,v__04,v_4,nondef_0,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0] 21. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(1,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && -1 + v_5 >= 0] 22. eval_counterex1a_12(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_4,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && -1 + v_4 + v_n >= 0 && 1 + -1*v_4 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__0 + v_n >= 0 && -1*v__0 + v_n >= 0 && 1 + -1*v_4 + v__04 >= 0 && -1 + v_4 >= 0 && -1 + v_4 + v__04 >= 0 && -1 + v_4 + -1*v__04 >= 0 && -1 + v_4 + v__01 >= 0 && -1 + v_4 + v_x >= 0 && -1 + v_4 + v__0 >= 0 && -1 + v_4 + -1*v__0 >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && v__0 + v__04 >= 0 && -1*v__0 + v__04 >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v__0 + v__01 >= 0 && -1*v__0 + v__01 >= 0 && v_x >= 0 && v__0 + v_x >= 0 && -1*v__0 + v_x >= 0 && -1*v__0 >= 0 && v__0 >= 0 && 0 >= v_5] 23. eval_counterex1a_bb4_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,-1 + v__04,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 24. eval_counterex1a_15(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,nondef_1,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0] 25. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(0,-1 + v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && -1 + v_8 >= 0] 26. eval_counterex1a_16(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_bb1_in(v__0,v__01,v_7,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [v_n >= 0 (?,1) && 1 + v_7 + v_n >= 0 && -1 + -1*v_7 + v_n >= 0 && v__04 + v_n >= 0 && -1*v__04 + v_n >= 0 && v__01 + v_n >= 0 && v_n + v_x >= 0 && -1 + -1*v_7 + v__04 >= 0 && 1 + v_7 >= 0 && 1 + v_7 + v__04 >= 0 && 1 + v_7 + -1*v__04 >= 0 && 1 + v_7 + v__01 >= 0 && 1 + v_7 + v_x >= 0 && v__04 >= 0 && v__01 + v__04 >= 0 && v__04 + v_x >= 0 && -1*v__01 + v_x >= 0 && v__01 >= 0 && v__01 + v_x >= 0 && v_x >= 0 && 0 >= v_8] 27. eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> eval_counterex1a_stop(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) [-1*v__01 + v_x >= 0] (?,1) 28. eval_counterex1a__critedge_in(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) -> exitus616(v__0,v__01,v__04,v_4,v_5,v_7,v_8,v_b,v_n,v_x,v_y) True (?,1) Signature: {(eval_counterex1a_0,11) ;(eval_counterex1a_1,11) ;(eval_counterex1a_11,11) ;(eval_counterex1a_12,11) ;(eval_counterex1a_15,11) ;(eval_counterex1a_16,11) ;(eval_counterex1a_2,11) ;(eval_counterex1a_3,11) ;(eval_counterex1a_4,11) ;(eval_counterex1a_5,11) ;(eval_counterex1a_6,11) ;(eval_counterex1a_7,11) ;(eval_counterex1a_8,11) ;(eval_counterex1a_9,11) ;(eval_counterex1a__critedge_in,11) ;(eval_counterex1a_bb0_in,11) ;(eval_counterex1a_bb1_in,11) ;(eval_counterex1a_bb2_in,11) ;(eval_counterex1a_bb3_in,11) ;(eval_counterex1a_bb4_in,11) ;(eval_counterex1a_start,11) ;(eval_counterex1a_stop,11) ;(exitus616,11)} Flow Graph: [0->{1},1->{2},2->{3},3->{4},4->{5},5->{6},6->{7},7->{8},8->{9},9->{10},10->{11},11->{12,13,14,15},12->{16 ,17,18},13->{27,28},14->{27,28},15->{27,28},16->{19},17->{23},18->{23},19->{20},20->{21,22},21->{12,15} ,22->{12,15},23->{24},24->{25,26},25->{12,13,14},26->{12,14},27->{},28->{}] + Applied Processor: LooptreeTransformer + Details: We construct a looptree: P: [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28] | `- p:[12,21,20,19,16,22,25,24,23,17,18,26] c: [25] | `- p:[12,21,20,19,16,22,26,24,23,17,18] c: [21] | `- p:[12,22,20,19,16,26,24,23,17,18] c: [] MAYBE