MAYBE * Step 1: UnsatPaths MAYBE + Considered Problem: Rules: 0. f0(A,B) -> f1(A,A) [A = B] (1,1) 1. f1(A,B) -> f1(1 + A,1 + B) True (?,1) 2. f1(A,B) -> f2(A,B) True (?,1) 3. f1(A,B) -> f10000(A,B) [A >= 1 + B] (?,1) Signature: {(f0,2);(f1,2);(f10000,2);(f2,2)} Flow Graph: [0->{1,2,3},1->{1,2,3},2->{},3->{}] + Applied Processor: UnsatPaths + Details: We remove following edges from the transition graph: [(0,3)] * Step 2: FromIts MAYBE + Considered Problem: Rules: 0. f0(A,B) -> f1(A,A) [A = B] (1,1) 1. f1(A,B) -> f1(1 + A,1 + B) True (?,1) 2. f1(A,B) -> f2(A,B) True (?,1) 3. f1(A,B) -> f10000(A,B) [A >= 1 + B] (?,1) Signature: {(f0,2);(f1,2);(f10000,2);(f2,2)} Flow Graph: [0->{1,2},1->{1,2,3},2->{},3->{}] + Applied Processor: FromIts + Details: () * Step 3: Unfold MAYBE + Considered Problem: Rules: f0(A,B) -> f1(A,A) [A = B] f1(A,B) -> f1(1 + A,1 + B) True f1(A,B) -> f2(A,B) True f1(A,B) -> f10000(A,B) [A >= 1 + B] Signature: {(f0,2);(f1,2);(f10000,2);(f2,2)} Rule Graph: [0->{1,2},1->{1,2,3},2->{},3->{}] + Applied Processor: Unfold + Details: () * Step 4: AddSinks MAYBE + Considered Problem: Rules: f0.0(A,B) -> f1.1(A,A) [A = B] f0.0(A,B) -> f1.2(A,A) [A = B] f1.1(A,B) -> f1.1(1 + A,1 + B) True f1.1(A,B) -> f1.2(1 + A,1 + B) True f1.1(A,B) -> f1.3(1 + A,1 + B) True f1.2(A,B) -> f2.4(A,B) True f1.3(A,B) -> f10000.4(A,B) [A >= 1 + B] Signature: {(f0.0,2);(f1.1,2);(f1.2,2);(f1.3,2);(f10000.4,2);(f2.4,2)} Rule Graph: [0->{2,3,4},1->{5},2->{2,3,4},3->{5},4->{6},5->{},6->{}] + Applied Processor: AddSinks + Details: () * Step 5: Failure MAYBE + Considered Problem: Rules: f0.0(A,B) -> f1.1(A,A) [A = B] f0.0(A,B) -> f1.2(A,A) [A = B] f1.1(A,B) -> f1.1(1 + A,1 + B) True f1.1(A,B) -> f1.2(1 + A,1 + B) True f1.1(A,B) -> f1.3(1 + A,1 + B) True f1.2(A,B) -> f2.4(A,B) True f1.3(A,B) -> f10000.4(A,B) [A >= 1 + B] f2.4(A,B) -> exitus616(A,B) True f10000.4(A,B) -> exitus616(A,B) True f2.4(A,B) -> exitus616(A,B) True Signature: {(exitus616,2);(f0.0,2);(f1.1,2);(f1.2,2);(f1.3,2);(f10000.4,2);(f2.4,2)} Rule Graph: [0->{2,3,4},1->{5},2->{2,3,4},3->{5},4->{6},5->{7,9},6->{8}] + Applied Processor: Decompose Greedy + Details: We construct a looptree: P: [0,1,2,3,4,5,6,7,8,9] | `- p:[2] c: [] MAYBE