YES Solver Timeout: 4 Global Timeout: 60 No parsing errors! Init Location: 0 Transitions: ~(1)) /\ (arg2 > ~(1)) /\ (undef2 > ~(1)) /\ (arg1 > 0), par{arg1 -> 0, arg2 -> undef2, arg3 -> undef3, arg4 -> undef4, arg5 -> undef5}> 0), par{arg1 -> arg3, arg2 -> arg1, arg3 -> arg2, arg4 -> arg3, arg5 -> arg3}> (arg3 + 1), arg4 -> (arg4 + 1), arg5 -> (arg4 + 1)}> 0) /\ (arg4 < 1) /\ (arg4 = arg5), par{arg3 -> (arg3 + 1), arg4 -> (arg4 + 1), arg5 -> (arg4 + 1)}> 0) /\ (arg4 = arg5), par{arg3 -> (arg3 - 1), arg4 -> (arg4 - 1), arg5 -> (arg4 - 1)}> ~(1)) /\ (0 = arg4) /\ (0 = arg5), par{arg1 -> (arg2 + 1), arg2 -> arg3, arg3 -> arg1, arg4 -> undef29, arg5 -> undef30}> undef31, arg2 -> undef32, arg3 -> undef33, arg4 -> undef34, arg5 -> undef35}> Fresh variables: undef2, undef3, undef4, undef5, undef29, undef30, undef31, undef32, undef33, undef34, undef35, Undef variables: undef2, undef3, undef4, undef5, undef29, undef30, undef31, undef32, undef33, undef34, undef35, Abstraction variables: Exit nodes: Accepting locations: Asserts: Preprocessed LLVMGraph Init Location: 0 Transitions: ~(1)) /\ (undef32 > ~(1)) /\ (undef2 > ~(1)) /\ (undef31 > 0) /\ (undef3 <= undef2) /\ (undef3 > 0)> (arg3 + 1), arg4 -> (arg4 + 1), arg5 -> (arg4 + 1)}> 0) /\ (arg4 = arg5), par{arg3 -> (arg3 - 1), arg4 -> (arg4 - 1), arg5 -> (arg4 - 1)}> ~(1)) /\ (0 = arg4) /\ (0 = arg5) /\ (arg1 <= arg3) /\ (arg1 > 0), par{arg1 -> arg1, arg2 -> (arg2 + 1), arg3 -> arg3, arg4 -> arg1, arg5 -> arg1}> Fresh variables: undef2, undef3, undef4, undef5, undef29, undef30, undef31, undef32, undef33, undef34, undef35, Undef variables: undef2, undef3, undef4, undef5, undef29, undef30, undef31, undef32, undef33, undef34, undef35, Abstraction variables: Exit nodes: Accepting locations: Asserts: ************************************************************* ******************************************************************************************* *********************** WORKING TRANSITION SYSTEM (DAG) *********************** ******************************************************************************************* Init Location: 0 Graph 0: Transitions: Variables: Graph 1: Transitions: 1 + arg3, arg4 -> 1 + arg4, arg5 -> 1 + arg4, rest remain the same}> -1 + arg3, arg4 -> -1 + arg4, arg5 -> -1 + arg4, rest remain the same}> 1 + arg2, arg4 -> arg1, arg5 -> arg1, rest remain the same}> Variables: arg3, arg4, arg5, arg1, arg2 Precedence: Graph 0 Graph 1 Map Locations to Subgraph: ( 0 , 0 ) ( 3 , 1 ) ******************************************************************************************* ******************************** CHECKING ASSERTIONS ******************************** ******************************************************************************************* Proving termination of subgraph 0 Proving termination of subgraph 1 Checking unfeasibility... Time used: 0.019195 Some transition disabled by a set of invariant(s): Invariant at l3: 0 <= arg5 Strengthening and disabling transitions... > It's unfeasible. Removing transition: 1 + arg3, arg4 -> 1 + arg4, arg5 -> 1 + arg4, rest remain the same}> LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility Strengthening transition (result): -1 + arg3, arg4 -> -1 + arg4, arg5 -> -1 + arg4, rest remain the same}> LOG: CALL solverLinear in Graph for feasibility LOG: RETURN solveLinear in Graph for feasibility Strengthening transition (result): 1 + arg2, arg4 -> arg1, arg5 -> arg1, rest remain the same}> Checking unfeasibility... Time used: 0.024206 Checking conditional termination of SCC {l3}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.001879s Ranking function: 1 + 2*arg3 - arg4 New Graphs: Transitions: -1 + arg3, arg4 -> -1 + arg4, arg5 -> -1 + arg4, rest remain the same}> Variables: arg3, arg4, arg5 Checking conditional termination of SCC {l3}... LOG: CALL solveLinear LOG: RETURN solveLinear - Elapsed time: 0.000790s Ranking function: -1 + arg4 New Graphs: Program Terminates