YES(?,POLY) * Step 1: UnsatPaths WORST_CASE(?,POLY) + Considered Problem: Rules: 0. start(A,B) -> eval(A,B) True (1,1) 1. eval(A,B) -> eval(A,-1 + B) [A + B >= 1 && B >= A && B >= 1 + A] (?,1) 2. eval(A,B) -> eval(-1 + A,B) [2*A >= 1 && B = A] (?,1) 3. eval(A,B) -> eval(-1 + A,B) [A + B >= 1 && A >= 1 + B] (?,1) Signature: {(eval,2);(start,2)} Flow Graph: [0->{1,2,3},1->{1,2,3},2->{1,2,3},3->{1,2,3}] + Applied Processor: UnsatPaths + Details: We remove following edges from the transition graph: [(1,3),(2,2),(2,3),(3,1)] * Step 2: AddSinks WORST_CASE(?,POLY) + Considered Problem: Rules: 0. start(A,B) -> eval(A,B) True (1,1) 1. eval(A,B) -> eval(A,-1 + B) [A + B >= 1 && B >= A && B >= 1 + A] (?,1) 2. eval(A,B) -> eval(-1 + A,B) [2*A >= 1 && B = A] (?,1) 3. eval(A,B) -> eval(-1 + A,B) [A + B >= 1 && A >= 1 + B] (?,1) Signature: {(eval,2);(start,2)} Flow Graph: [0->{1,2,3},1->{1,2},2->{1},3->{2,3}] + Applied Processor: AddSinks + Details: () * Step 3: UnsatPaths WORST_CASE(?,POLY) + Considered Problem: Rules: 0. start(A,B) -> eval(A,B) True (1,1) 1. eval(A,B) -> eval(A,-1 + B) [A + B >= 1 && B >= A && B >= 1 + A] (?,1) 2. eval(A,B) -> eval(-1 + A,B) [2*A >= 1 && B = A] (?,1) 3. eval(A,B) -> eval(-1 + A,B) [A + B >= 1 && A >= 1 + B] (?,1) 4. eval(A,B) -> exitus616(A,B) True (?,1) Signature: {(eval,2);(exitus616,2);(start,2)} Flow Graph: [0->{1,2,3,4},1->{1,2,3,4},2->{1,2,3,4},3->{1,2,3,4},4->{}] + Applied Processor: UnsatPaths + Details: We remove following edges from the transition graph: [(1,3),(2,2),(2,3),(3,1)] * Step 4: LooptreeTransformer WORST_CASE(?,POLY) + Considered Problem: Rules: 0. start(A,B) -> eval(A,B) True (1,1) 1. eval(A,B) -> eval(A,-1 + B) [A + B >= 1 && B >= A && B >= 1 + A] (?,1) 2. eval(A,B) -> eval(-1 + A,B) [2*A >= 1 && B = A] (?,1) 3. eval(A,B) -> eval(-1 + A,B) [A + B >= 1 && A >= 1 + B] (?,1) 4. eval(A,B) -> exitus616(A,B) True (?,1) Signature: {(eval,2);(exitus616,2);(start,2)} Flow Graph: [0->{1,2,3,4},1->{1,2,4},2->{1,4},3->{2,3,4},4->{}] + Applied Processor: LooptreeTransformer + Details: We construct a looptree: P: [0,1,2,3,4] | +- p:[3] c: [3] | `- p:[1,2] c: [2] | `- p:[1] c: [1] * Step 5: SizeAbstraction WORST_CASE(?,POLY) + Considered Problem: (Rules: 0. start(A,B) -> eval(A,B) True (1,1) 1. eval(A,B) -> eval(A,-1 + B) [A + B >= 1 && B >= A && B >= 1 + A] (?,1) 2. eval(A,B) -> eval(-1 + A,B) [2*A >= 1 && B = A] (?,1) 3. eval(A,B) -> eval(-1 + A,B) [A + B >= 1 && A >= 1 + B] (?,1) 4. eval(A,B) -> exitus616(A,B) True (?,1) Signature: {(eval,2);(exitus616,2);(start,2)} Flow Graph: [0->{1,2,3,4},1->{1,2,4},2->{1,4},3->{2,3,4},4->{}] ,We construct a looptree: P: [0,1,2,3,4] | +- p:[3] c: [3] | `- p:[1,2] c: [2] | `- p:[1] c: [1]) + Applied Processor: SizeAbstraction UseCFG Minimize + Details: () * Step 6: FlowAbstraction WORST_CASE(?,POLY) + Considered Problem: Program: Domain: [A,B,0.0,0.1,0.1.0] start ~> eval [A <= A, B <= B] eval ~> eval [A <= A, B <= B] eval ~> eval [A <= B, B <= B] eval ~> eval [A <= A, B <= B] eval ~> exitus616 [A <= A, B <= B] + Loop: [0.0 <= A + B] eval ~> eval [A <= A, B <= B] + Loop: [0.1 <= 2*A] eval ~> eval [A <= A, B <= B] eval ~> eval [A <= B, B <= B] + Loop: [0.1.0 <= K + A + B] eval ~> eval [A <= A, B <= B] + Applied Processor: FlowAbstraction + Details: () * Step 7: LareProcessor WORST_CASE(?,POLY) + Considered Problem: Program: Domain: [tick,huge,K,A,B,0.0,0.1,0.1.0] start ~> eval [] eval ~> eval [] eval ~> eval [B ~=> A] eval ~> eval [] eval ~> exitus616 [] + Loop: [A ~+> 0.0,B ~+> 0.0] eval ~> eval [] + Loop: [A ~*> 0.1] eval ~> eval [] eval ~> eval [B ~=> A] + Loop: [A ~+> 0.1.0,B ~+> 0.1.0,K ~+> 0.1.0] eval ~> eval [] + Applied Processor: LareProcessor + Details: start ~> exitus616 [B ~=> A ,A ~+> 0.0 ,A ~+> 0.1.0 ,A ~+> tick ,B ~+> 0.0 ,B ~+> 0.1.0 ,B ~+> tick ,tick ~+> tick ,K ~+> 0.1.0 ,K ~+> tick ,A ~*> 0.1 ,A ~*> tick ,B ~*> 0.1.0 ,B ~*> tick ,K ~*> tick] + eval> [A ~+> 0.0,A ~+> tick,B ~+> 0.0,B ~+> tick,tick ~+> tick] + eval> [B ~=> A ,A ~+> 0.1.0 ,A ~+> tick ,B ~+> 0.1.0 ,B ~+> tick ,tick ~+> tick ,K ~+> 0.1.0 ,K ~+> tick ,A ~*> 0.1 ,A ~*> tick ,B ~*> 0.1.0 ,B ~*> tick ,K ~*> tick] + eval> [A ~+> 0.1.0,A ~+> tick,B ~+> 0.1.0,B ~+> tick,tick ~+> tick,K ~+> 0.1.0,K ~+> tick] YES(?,POLY)