YES
* Step 1: TrivialSCCs YES
    + Considered Problem:
        Rules:
          0. evaleasy1start(A,B)    -> evaleasy1entryin(A,B)   True                                     (1,1)
          1. evaleasy1entryin(A,B)  -> evaleasy1bb3in(0,B)     True                                     (?,1)
          2. evaleasy1bb3in(A,B)    -> evaleasy1bbin(A,B)      [A >= 0 && 39 >= A]                      (?,1)
          3. evaleasy1bb3in(A,B)    -> evaleasy1returnin(A,B)  [A >= 0 && A >= 40]                      (?,1)
          4. evaleasy1bbin(A,B)     -> evaleasy1bb1in(A,B)     [39 + -1*A >= 0 && A >= 0 && B = 0]      (?,1)
          5. evaleasy1bbin(A,B)     -> evaleasy1bb2in(A,B)     [39 + -1*A >= 0 && A >= 0 && 0 >= 1 + B] (?,1)
          6. evaleasy1bbin(A,B)     -> evaleasy1bb2in(A,B)     [39 + -1*A >= 0 && A >= 0 && B >= 1]     (?,1)
          7. evaleasy1bb1in(A,B)    -> evaleasy1bb3in(1 + A,B) [-1*B >= 0                               (?,1)
                                                                && A + -1*B >= 0                             
                                                                && 39 + -1*A + -1*B >= 0                     
                                                                && B >= 0                                    
                                                                && A + B >= 0                                
                                                                && 39 + -1*A + B >= 0                        
                                                                && 39 + -1*A >= 0                            
                                                                && A >= 0]                                   
          8. evaleasy1bb2in(A,B)    -> evaleasy1bb3in(2 + A,B) [39 + -1*A >= 0 && A >= 0]               (?,1)
          9. evaleasy1returnin(A,B) -> evaleasy1stop(A,B)      [-40 + A >= 0]                           (?,1)
        Signature:
          {(evaleasy1bb1in,2)
          ;(evaleasy1bb2in,2)
          ;(evaleasy1bb3in,2)
          ;(evaleasy1bbin,2)
          ;(evaleasy1entryin,2)
          ;(evaleasy1returnin,2)
          ;(evaleasy1start,2)
          ;(evaleasy1stop,2)}
        Flow Graph:
          [0->{1},1->{2,3},2->{4,5,6},3->{9},4->{7},5->{8},6->{8},7->{2,3},8->{2,3},9->{}]
        
    + Applied Processor:
        TrivialSCCs
    + Details:
        All trivial SCCs of the transition graph admit timebound 1.
* Step 2: UnsatPaths YES
    + Considered Problem:
        Rules:
          0. evaleasy1start(A,B)    -> evaleasy1entryin(A,B)   True                                     (1,1)
          1. evaleasy1entryin(A,B)  -> evaleasy1bb3in(0,B)     True                                     (1,1)
          2. evaleasy1bb3in(A,B)    -> evaleasy1bbin(A,B)      [A >= 0 && 39 >= A]                      (?,1)
          3. evaleasy1bb3in(A,B)    -> evaleasy1returnin(A,B)  [A >= 0 && A >= 40]                      (1,1)
          4. evaleasy1bbin(A,B)     -> evaleasy1bb1in(A,B)     [39 + -1*A >= 0 && A >= 0 && B = 0]      (?,1)
          5. evaleasy1bbin(A,B)     -> evaleasy1bb2in(A,B)     [39 + -1*A >= 0 && A >= 0 && 0 >= 1 + B] (?,1)
          6. evaleasy1bbin(A,B)     -> evaleasy1bb2in(A,B)     [39 + -1*A >= 0 && A >= 0 && B >= 1]     (?,1)
          7. evaleasy1bb1in(A,B)    -> evaleasy1bb3in(1 + A,B) [-1*B >= 0                               (?,1)
                                                                && A + -1*B >= 0                             
                                                                && 39 + -1*A + -1*B >= 0                     
                                                                && B >= 0                                    
                                                                && A + B >= 0                                
                                                                && 39 + -1*A + B >= 0                        
                                                                && 39 + -1*A >= 0                            
                                                                && A >= 0]                                   
          8. evaleasy1bb2in(A,B)    -> evaleasy1bb3in(2 + A,B) [39 + -1*A >= 0 && A >= 0]               (?,1)
          9. evaleasy1returnin(A,B) -> evaleasy1stop(A,B)      [-40 + A >= 0]                           (1,1)
        Signature:
          {(evaleasy1bb1in,2)
          ;(evaleasy1bb2in,2)
          ;(evaleasy1bb3in,2)
          ;(evaleasy1bbin,2)
          ;(evaleasy1entryin,2)
          ;(evaleasy1returnin,2)
          ;(evaleasy1start,2)
          ;(evaleasy1stop,2)}
        Flow Graph:
          [0->{1},1->{2,3},2->{4,5,6},3->{9},4->{7},5->{8},6->{8},7->{2,3},8->{2,3},9->{}]
        
    + Applied Processor:
        UnsatPaths
    + Details:
        We remove following edges from the transition graph: [(1,3)]
* Step 3: Looptree YES
    + Considered Problem:
        Rules:
          0. evaleasy1start(A,B)    -> evaleasy1entryin(A,B)   True                                     (1,1)
          1. evaleasy1entryin(A,B)  -> evaleasy1bb3in(0,B)     True                                     (1,1)
          2. evaleasy1bb3in(A,B)    -> evaleasy1bbin(A,B)      [A >= 0 && 39 >= A]                      (?,1)
          3. evaleasy1bb3in(A,B)    -> evaleasy1returnin(A,B)  [A >= 0 && A >= 40]                      (1,1)
          4. evaleasy1bbin(A,B)     -> evaleasy1bb1in(A,B)     [39 + -1*A >= 0 && A >= 0 && B = 0]      (?,1)
          5. evaleasy1bbin(A,B)     -> evaleasy1bb2in(A,B)     [39 + -1*A >= 0 && A >= 0 && 0 >= 1 + B] (?,1)
          6. evaleasy1bbin(A,B)     -> evaleasy1bb2in(A,B)     [39 + -1*A >= 0 && A >= 0 && B >= 1]     (?,1)
          7. evaleasy1bb1in(A,B)    -> evaleasy1bb3in(1 + A,B) [-1*B >= 0                               (?,1)
                                                                && A + -1*B >= 0                             
                                                                && 39 + -1*A + -1*B >= 0                     
                                                                && B >= 0                                    
                                                                && A + B >= 0                                
                                                                && 39 + -1*A + B >= 0                        
                                                                && 39 + -1*A >= 0                            
                                                                && A >= 0]                                   
          8. evaleasy1bb2in(A,B)    -> evaleasy1bb3in(2 + A,B) [39 + -1*A >= 0 && A >= 0]               (?,1)
          9. evaleasy1returnin(A,B) -> evaleasy1stop(A,B)      [-40 + A >= 0]                           (1,1)
        Signature:
          {(evaleasy1bb1in,2)
          ;(evaleasy1bb2in,2)
          ;(evaleasy1bb3in,2)
          ;(evaleasy1bbin,2)
          ;(evaleasy1entryin,2)
          ;(evaleasy1returnin,2)
          ;(evaleasy1start,2)
          ;(evaleasy1stop,2)}
        Flow Graph:
          [0->{1},1->{2},2->{4,5,6},3->{9},4->{7},5->{8},6->{8},7->{2,3},8->{2,3},9->{}]
        
    + Applied Processor:
        Looptree
    + Details:
        We construct a looptree:
          P: [0,1,2,3,4,5,6,7,8,9]
          |
          `- p:[2,7,4,8,5,6] c: [8]
             |
             `- p:[2,7,4] c: [7]

YES