YES Solver Timeout: 4 Global Timeout: 60 No parsing errors! Init Location: 0 Transitions: ~(1)) /\ (arg2 > ~(1)) /\ (undef2 > ~(1)) /\ (arg1 > 0), par{arg1 -> undef1, arg2 -> undef2, arg3 -> (undef1 - undef2), arg4 -> 2}> ~(1)) /\ (arg3 > 0) /\ (undef9 > ~(1)) /\ (undef10 > ~(1)) /\ (arg2 > ~(1)) /\ ((arg2 + (undef10 + 1)) >= 0), par{arg1 -> (arg1 - undef9), arg2 -> (arg2 + (undef10 + 1)), arg3 -> ((arg1 - undef9) - (arg2 + (undef10 + 1))), arg4 -> (arg4 + 2)}> undef11, arg2 -> undef12, arg3 -> undef13, arg4 -> undef14}> Fresh variables: undef1, undef2, undef9, undef10, undef11, undef12, undef13, undef14, Undef variables: undef1, undef2, undef9, undef10, undef11, undef12, undef13, undef14, Abstraction variables: Exit nodes: Accepting locations: Asserts: Preprocessed LLVMGraph Init Location: 0 Transitions: ~(1)) /\ (undef12 > ~(1)) /\ (undef2 > ~(1)) /\ (undef11 > 0)> ~(1)) /\ (arg3 > 0) /\ (undef9 > ~(1)) /\ (undef10 > ~(1)) /\ (arg2 > ~(1)) /\ ((arg2 + (undef10 + 1)) >= 0), par{arg1 -> (arg1 - undef9), arg2 -> (arg2 + (undef10 + 1)), arg3 -> ((arg1 - undef9) - (arg2 + (undef10 + 1))), arg4 -> (arg4 + 2)}> Fresh variables: undef1, undef2, undef9, undef10, undef11, undef12, undef13, undef14, Undef variables: undef1, undef2, undef9, undef10, undef11, undef12, undef13, undef14, Abstraction variables: Exit nodes: Accepting locations: Asserts: ************************************************************* ******************************************************************************************* *********************** WORKING TRANSITION SYSTEM (DAG) *********************** ******************************************************************************************* Init Location: 0 Graph 0: Transitions: Variables: Graph 1: Transitions: arg1 - undef9, arg2 -> 1 + arg2 + undef10, arg3 -> -1 + arg1 - arg2 - undef9 - undef10, arg4 -> 2 + arg4, rest remain the same}> Variables: arg1, arg2, arg3, arg4 Precedence: Graph 0 Graph 1 Map Locations to Subgraph: ( 0 , 0 ) ( 2 , 1 ) ******************************************************************************************* ******************************** CHECKING ASSERTIONS ******************************** ******************************************************************************************* Proving termination of subgraph 0 Proving termination of subgraph 1 Checking unfeasibility... Time used: 0.005521 Checking conditional termination of SCC {l2}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.001056s LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.004120s Trying to remove transition: arg1 - undef9, arg2 -> 1 + arg2 + undef10, arg3 -> -1 + arg1 - arg2 - undef9 - undef10, arg4 -> 2 + arg4, rest remain the same}> Solving with 1 template(s). LOG: CALL solveNonLinearGetFirstSolution LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.020461s Time used: 0.020186 Solving with 1 template(s). LOG: CALL solveNonLinearGetFirstSolution LOG: RETURN solveNonLinearGetFirstSolution - Elapsed time: 0.020945s Time used: 0.020176 LOG: SAT solveNonLinear - Elapsed time: 0.020945s Cost: 0; Total time: 0.020176 Termination implied by a set of invariant(s): Invariant at l2: arg1 <= arg2 + arg3 [ Invariant Graph ] Strengthening and disabling transitions... LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility Strengthening transition (result): arg1 - undef9, arg2 -> 1 + arg2 + undef10, arg3 -> -1 + arg1 - arg2 - undef9 - undef10, arg4 -> 2 + arg4, rest remain the same}> [ Termination Graph ] Strengthening and disabling transitions... LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility Strengthening transition (result): arg1 - undef9, arg2 -> 1 + arg2 + undef10, arg3 -> -1 + arg1 - arg2 - undef9 - undef10, arg4 -> 2 + arg4, rest remain the same}> Ranking function: arg2 + 2*arg3 New Graphs: INVARIANTS: 2: arg1 <= arg2 + arg3 , Quasi-INVARIANTS to narrow Graph: 2: Program Terminates