MAYBE
* Step 1: UnreachableRules MAYBE
    + Considered Problem:
        Rules:
          0. f10(A,B,C,D,E) -> f16(A,0,F,D,E) [0 >= A && F >= 1] (?,1)
          1. f16(A,B,C,D,E) -> f16(A,B,C,D,E) [C >= 1]           (?,1)
          2. f25(A,B,C,D,E) -> f25(A,B,C,D,E) True               (?,1)
          3. f27(A,B,C,D,E) -> f30(A,B,C,D,E) True               (?,1)
          4. f16(A,B,C,D,E) -> f10(F,B,C,0,F) [0 >= C]           (?,1)
          5. f10(A,B,C,D,E) -> f25(A,B,C,D,E) [A >= 1]           (?,1)
          6. f0(A,B,C,D,E)  -> f10(F,0,C,0,F) True               (1,1)
        Signature:
          {(f0,5);(f10,5);(f16,5);(f25,5);(f27,5);(f30,5)}
        Flow Graph:
          [0->{1,4},1->{1,4},2->{2},3->{},4->{0,5},5->{2},6->{0,5}]
        
    + Applied Processor:
        UnreachableRules
    + Details:
        Following transitions are not reachable from the starting states and are revomed: [3]
* Step 2: UnsatPaths MAYBE
    + Considered Problem:
        Rules:
          0. f10(A,B,C,D,E) -> f16(A,0,F,D,E) [0 >= A && F >= 1] (?,1)
          1. f16(A,B,C,D,E) -> f16(A,B,C,D,E) [C >= 1]           (?,1)
          2. f25(A,B,C,D,E) -> f25(A,B,C,D,E) True               (?,1)
          4. f16(A,B,C,D,E) -> f10(F,B,C,0,F) [0 >= C]           (?,1)
          5. f10(A,B,C,D,E) -> f25(A,B,C,D,E) [A >= 1]           (?,1)
          6. f0(A,B,C,D,E)  -> f10(F,0,C,0,F) True               (1,1)
        Signature:
          {(f0,5);(f10,5);(f16,5);(f25,5);(f27,5);(f30,5)}
        Flow Graph:
          [0->{1,4},1->{1,4},2->{2},4->{0,5},5->{2},6->{0,5}]
        
    + Applied Processor:
        UnsatPaths
    + Details:
        We remove following edges from the transition graph: [(0,4),(1,4)]
* Step 3: FromIts MAYBE
    + Considered Problem:
        Rules:
          0. f10(A,B,C,D,E) -> f16(A,0,F,D,E) [0 >= A && F >= 1] (?,1)
          1. f16(A,B,C,D,E) -> f16(A,B,C,D,E) [C >= 1]           (?,1)
          2. f25(A,B,C,D,E) -> f25(A,B,C,D,E) True               (?,1)
          4. f16(A,B,C,D,E) -> f10(F,B,C,0,F) [0 >= C]           (?,1)
          5. f10(A,B,C,D,E) -> f25(A,B,C,D,E) [A >= 1]           (?,1)
          6. f0(A,B,C,D,E)  -> f10(F,0,C,0,F) True               (1,1)
        Signature:
          {(f0,5);(f10,5);(f16,5);(f25,5);(f27,5);(f30,5)}
        Flow Graph:
          [0->{1},1->{1},2->{2},4->{0,5},5->{2},6->{0,5}]
        
    + Applied Processor:
        FromIts
    + Details:
        ()
* Step 4: Unfold MAYBE
    + Considered Problem:
        Rules:
          f10(A,B,C,D,E) -> f16(A,0,F,D,E)  [0 >= A && F >= 1]
          f16(A,B,C,D,E) -> f16(A,B,C,D,E)  [C >= 1]
          f25(A,B,C,D,E) -> f25(A,B,C,D,E)  True
          f16(A,B,C,D,E) -> f10(F,B,C,0,F)  [0 >= C]
          f10(A,B,C,D,E) -> f25(A,B,C,D,E)  [A >= 1]
          f0(A,B,C,D,E)  -> f10(F,0,C,0,F)  True
        Signature:
          {(f0,5);(f10,5);(f16,5);(f25,5);(f27,5);(f30,5)}
        Rule Graph:
          [0->{1},1->{1},2->{2},4->{0,5},5->{2},6->{0,5}]
    + Applied Processor:
        Unfold
    + Details:
        ()
* Step 5: AddSinks MAYBE
    + Considered Problem:
        Rules:
          f10.0(A,B,C,D,E) -> f16.1(A,0,F,D,E)  [0 >= A && F >= 1]
          f16.1(A,B,C,D,E) -> f16.1(A,B,C,D,E)  [C >= 1]
          f25.2(A,B,C,D,E) -> f25.2(A,B,C,D,E)  True
          f16.4(A,B,C,D,E) -> f10.0(F,B,C,0,F)  [0 >= C]
          f16.4(A,B,C,D,E) -> f10.5(F,B,C,0,F)  [0 >= C]
          f10.5(A,B,C,D,E) -> f25.2(A,B,C,D,E)  [A >= 1]
          f0.6(A,B,C,D,E)  -> f10.0(F,0,C,0,F)  True
          f0.6(A,B,C,D,E)  -> f10.5(F,0,C,0,F)  True
        Signature:
          {(f0.6,5);(f10.0,5);(f10.5,5);(f16.1,5);(f16.4,5);(f25.2,5)}
        Rule Graph:
          [0->{1},1->{1},2->{2},3->{0},4->{5},5->{2},6->{0},7->{5}]
    + Applied Processor:
        AddSinks
    + Details:
        ()
* Step 6: Failure MAYBE
  + Considered Problem:
      Rules:
        f10.0(A,B,C,D,E) -> f16.1(A,0,F,D,E)      [0 >= A && F >= 1]
        f16.1(A,B,C,D,E) -> f16.1(A,B,C,D,E)      [C >= 1]
        f25.2(A,B,C,D,E) -> f25.2(A,B,C,D,E)      True
        f16.4(A,B,C,D,E) -> f10.0(F,B,C,0,F)      [0 >= C]
        f16.4(A,B,C,D,E) -> f10.5(F,B,C,0,F)      [0 >= C]
        f10.5(A,B,C,D,E) -> f25.2(A,B,C,D,E)      [A >= 1]
        f0.6(A,B,C,D,E)  -> f10.0(F,0,C,0,F)      True
        f0.6(A,B,C,D,E)  -> f10.5(F,0,C,0,F)      True
        f25.2(A,B,C,D,E) -> exitus616(A,B,C,D,E)  True
        f16.1(A,B,C,D,E) -> exitus616(A,B,C,D,E)  True
        f25.2(A,B,C,D,E) -> exitus616(A,B,C,D,E)  True
        f16.1(A,B,C,D,E) -> exitus616(A,B,C,D,E)  True
      Signature:
        {(exitus616,5);(f0.6,5);(f10.0,5);(f10.5,5);(f16.1,5);(f16.4,5);(f25.2,5)}
      Rule Graph:
        [0->{1},1->{1,9,11},2->{2,8,10},3->{0},4->{5},5->{2},6->{0},7->{5}]
  + Applied Processor:
      Decompose Greedy
  + Details:
      We construct a looptree:
        P: [0,1,2,3,4,5,6,7,8,9,10,11]
        |
        +- p:[2] c: []
        |
        `- p:[1] c: []
MAYBE