MAYBE * Step 1: TrivialSCCs MAYBE + Considered Problem: Rules: 0. f0(A) -> f5(B) [B >= 1] (1,1) 1. f5(A) -> f5(1 + A) [-1 + A >= 0 && 19 >= A] (?,1) 2. f0(A) -> f12(B) [0 >= B] (1,1) 3. f5(A) -> f12(A) [-1 + A >= 0 && A >= 20] (?,1) Signature: {(f0,1);(f12,1);(f5,1)} Flow Graph: [0->{1,3},1->{1,3},2->{},3->{}] + Applied Processor: TrivialSCCs + Details: All trivial SCCs of the transition graph admit timebound 1. * Step 2: AddSinks MAYBE + Considered Problem: Rules: 0. f0(A) -> f5(B) [B >= 1] (1,1) 1. f5(A) -> f5(1 + A) [-1 + A >= 0 && 19 >= A] (?,1) 2. f0(A) -> f12(B) [0 >= B] (1,1) 3. f5(A) -> f12(A) [-1 + A >= 0 && A >= 20] (1,1) Signature: {(f0,1);(f12,1);(f5,1)} Flow Graph: [0->{1,3},1->{1,3},2->{},3->{}] + Applied Processor: AddSinks + Details: () * Step 3: LooptreeTransformer MAYBE + Considered Problem: Rules: 0. f0(A) -> f5(B) [B >= 1] (1,1) 1. f5(A) -> f5(1 + A) [-1 + A >= 0 && 19 >= A] (?,1) 2. f0(A) -> f12(B) [0 >= B] (1,1) 3. f5(A) -> f12(A) [-1 + A >= 0 && A >= 20] (?,1) 4. f0(A) -> exitus616(A) True (1,1) 5. f5(A) -> exitus616(A) True (?,1) Signature: {(exitus616,1);(f0,1);(f12,1);(f5,1)} Flow Graph: [0->{1,3,5},1->{1,3,5},2->{},3->{},4->{},5->{}] + Applied Processor: LooptreeTransformer + Details: We construct a looptree: P: [0,1,2,3,4,5] | `- p:[1] c: [1] * Step 4: SizeAbstraction MAYBE + Considered Problem: (Rules: 0. f0(A) -> f5(B) [B >= 1] (1,1) 1. f5(A) -> f5(1 + A) [-1 + A >= 0 && 19 >= A] (?,1) 2. f0(A) -> f12(B) [0 >= B] (1,1) 3. f5(A) -> f12(A) [-1 + A >= 0 && A >= 20] (?,1) 4. f0(A) -> exitus616(A) True (1,1) 5. f5(A) -> exitus616(A) True (?,1) Signature: {(exitus616,1);(f0,1);(f12,1);(f5,1)} Flow Graph: [0->{1,3,5},1->{1,3,5},2->{},3->{},4->{},5->{}] ,We construct a looptree: P: [0,1,2,3,4,5] | `- p:[1] c: [1]) + Applied Processor: SizeAbstraction UseCFG Minimize + Details: () * Step 5: FlowAbstraction MAYBE + Considered Problem: Program: Domain: [A,0.0] f0 ~> f5 [A <= unknown] f5 ~> f5 [A <= 20*K] f0 ~> f12 [A <= unknown] f5 ~> f12 [A <= A] f0 ~> exitus616 [A <= A] f5 ~> exitus616 [A <= A] + Loop: [0.0 <= 20*K + A] f5 ~> f5 [A <= 20*K] + Applied Processor: FlowAbstraction + Details: () * Step 6: Failure MAYBE + Considered Problem: Program: Domain: [tick,huge,K,A,0.0] f0 ~> f5 [huge ~=> A] f5 ~> f5 [K ~=> A] f0 ~> f12 [huge ~=> A] f5 ~> f12 [] f0 ~> exitus616 [] f5 ~> exitus616 [] + Loop: [A ~+> 0.0,K ~*> 0.0] f5 ~> f5 [K ~=> A] + Applied Processor: LareProcessor + Details: Unknown bound. MAYBE