cpachecker/bin/cpachecker --svcomp24 --heap 10000M --benchmark --option cpa.arg.yamlProofWitness=witness-%s.yml --option witness.yamlexporter.witnessVersions=V2d1,V2 --timelimit 900s --stats --spec sv-benchmarks/c/properties/unreach-call.prp --32 sv-benchmarks/c/loop-lit/bhmr2007.i -------------------------------------------------------------------------------- Running CPAchecker with Java heap of size 10000M. Running CPAchecker with default stack size (1024k). Specify a larger value with --stack if needed. Language C detected and set for analysis (CPAMain.detectFrontendLanguageIfNecessary, INFO) Using the following resource limits: CPU-time limit of 900s (ResourceLimitChecker.fromConfiguration, INFO) CPAchecker 3.1-svn-5f8d539e99+ / svcomp24 (OpenJDK 64-Bit Server VM 17.0.9) started (CPAchecker.run, INFO) Parsing CFA from file(s) "sv-benchmarks/c/loop-lit/bhmr2007.i" (CPAchecker.parse, INFO) Using heuristics to select analysis (CoreComponentsFactory.createAlgorithm, INFO) The following configuration options were specified but are not used: cpa.callstack.unsupportedFunctions termination.violation.witness cpa.predicate.memoryAllocationsAlwaysSucceed cpa.arg.compressWitness cpa.arg.yamlProofWitness cpa.callstack.skipFunctionPointerRecursion counterexample.export.yaml cpa.composite.aggregateBasicBlocks counterexample.export.graphml counterexample.export.compressWitness cpa.arg.proofWitness witness.yamlexporter.witnessVersions (CPAchecker.printConfigurationWarnings, WARNING) Starting analysis ... (CPAchecker.runAlgorithm, INFO) Performing heuristic ... (SelectionAlgorithm.chooseConfig, INFO) Using the following resource limits: CPU-time limit of 900s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:ResourceLimitChecker.fromConfiguration, INFO) Using Restarting Algorithm (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:CoreComponentsFactory.createAlgorithm, INFO) Loading analysis 1 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties': 'limits.time.cpu' has two values '900s' and '140s'. Using '140s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties': 'limits.time.cpu::required' has two values '900' and '140s'. Using '140s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 140s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 1 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Warning: Analysis 1 stopped. (The CPU-time limit of 140s has elapsed.) (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 1 of 7 =============================== Total time for algorithm 1: 131.596s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 5.05 (sum: 363169, count: 71875, min: 0, max: 6) Number of global variables per state: 0.00 (sum: 0, count: 71875, min: 0, max: 0) Number of assumptions: 24574 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 71874 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.085s Total time for path thresholds: 0.000s SymbolicValueAnalysisPrecisionAdjustment statistics --------------------------------------------------- Symbolic values before refinement: 151784 (count: 71874, min: 0, max: 3, avg: 2.11) Symbolic values after refinement: 151784 (count: 71874, min: 0, max: 3, avg: 2.11) ConstraintsStrengthenOperator statistics ---------------------------------------- Total time for strengthening by ConstraintsCPA: 0.005s Replaced symbolic expressions: 0 ConstraintsCPA statistics ------------------------- Time for solving constraints: 65.317s Time for SMT check: 23.460s Time for resolving definites: 11.266s Cache lookups: 24574 Direct cache hits: 0 Direct cache lookup time: 0.019s Number of removed outdated constraints: 8188 (count: 24574, min: 0, max: 1, avg: 0.33) Time for outdated constraint removal: 0.818s Constraints after refinement in state: 1014800 (count: 71874, min: 0, max: 16, avg: 14.12) Constraints before refinement in state: 1014800 (count: 71874, min: 0, max: 16, avg: 14.12) Time for constraints adjustment: 0.308s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.149s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 88271, count: 88271, min: 1, max: 1) [1 x 88271] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 65731 Max size of waitlist: 6144 Average size of waitlist: 3496 Number of computed successors: 71874 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 0 Number of times breaked: 0 Total time for CPA algorithm: 131.435s (Max: 131.435s) Time for choose from waitlist: 0.067s Time for precision adjustment: 0.753s Time for transfer relation: 68.295s Time for stop operator: 61.850s Time for adding to reached set: 0.118s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPA algorithm statistics ------------------------ Number of iterations: 65731 Max size of waitlist: 6144 Average size of waitlist: 3496 Number of computed successors: 71874 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 0 Number of times breaked: 0 Total time for CPA algorithm: 131.435s (Max: 131.435s) Time for choose from waitlist: 0.067s Time for precision adjustment: 0.753s Time for transfer relation: 68.295s Time for stop operator: 61.850s Time for adding to reached set: 0.118s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 2 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties': 'limits.time.cpu' has two values '900s' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties': 'limits.time.cpu::required' has two values '900' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 60s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 2 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Using predicate analysis with MathSAT5 version 5.6.10 (9293adc746be) (May 31 2023 12:38:06, gmp 6.2.0, gcc 7.5.0, 64-bit, reentrant). (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Infeasible counterexample found, but could not remove it from the ARG. Therefore, we cannot prove safety. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, WARNING) Analysis 2 terminated, but result is unsound. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Statistics for algorithm 2 of 7 =============================== Total time for algorithm 2: 0.519s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 0.00 (sum: 0, count: 23, min: 0, max: 0) Number of global variables per state: 0.00 (sum: 0, count: 23, min: 0, max: 0) Number of assumptions: 10 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 28 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.000s Total time for path thresholds: 0.000s ConstraintsStrengthenOperator statistics ---------------------------------------- Total time for strengthening by ConstraintsCPA: 0.000s Replaced symbolic expressions: 0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.003s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 48, count: 48, min: 1, max: 1) [1 x 48] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 24 Max size of waitlist: 4 Average size of waitlist: 2 Number of computed successors: 28 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 4 Number of times breaked: 1 Total time for CPA algorithm: 0.013s (Max: 0.013s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.000s Time for transfer relation: 0.008s Time for stop operator: 0.001s Time for adding to reached set: 0.001s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 1 Number of targets found: 1 (count: 1, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.020s Number of root relocations: 0 Number of similar, repeated refinements: 0 Number of unique precision increments: 0 PathExtractor statistics ------------------------ Total number of targets found: 0 ValueAnalysisPathInterpolator statistics ---------------------------------------- Time for interpolation: 0.000s Number of interpolations: 0 Number of interpolation queries: 0 (count: 0, min: 0, max: 0, avg: 0.00) Size of interpolant: 0.00 (sum: 0, count: 0, min: 0, max: 0) Number of sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Extracting infeasible sliced prefixes: 0.000s Selecting infeasible sliced prefixes: 0.000s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 1 Number of successful refinements: 0 Number of failed refinements: 0 Max. size of reached set before ref.: 24 Max. size of reached set after ref.: 0 Avg. size of reached set before ref.: 24.00 Avg. size of reached set after ref.: NaN Total time for CEGAR algorithm: 0.063s Time for refinements: 0.047s Average time for refinement: 0.047s Max time for refinement: 0.047s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 1 Number of infeasible paths: 1 (100%) Time for counterexample checks: 0.390s CPA algorithm statistics ------------------------ Number of iterations: 24 Max size of waitlist: 4 Average size of waitlist: 2 Number of computed successors: 28 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 4 Number of times breaked: 1 Total time for CPA algorithm: 0.013s (Max: 0.013s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.000s Time for transfer relation: 0.008s Time for stop operator: 0.001s Time for adding to reached set: 0.001s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 1 Number of targets found: 1 (count: 1, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.020s Number of root relocations: 0 Number of similar, repeated refinements: 0 Number of unique precision increments: 0 PathExtractor statistics ------------------------ Total number of targets found: 0 ValueAnalysisPathInterpolator statistics ---------------------------------------- Time for interpolation: 0.000s Number of interpolations: 0 Number of interpolation queries: 0 (count: 0, min: 0, max: 0, avg: 0.00) Size of interpolant: 0.00 (sum: 0, count: 0, min: 0, max: 0) Number of sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Extracting infeasible sliced prefixes: 0.000s Selecting infeasible sliced prefixes: 0.000s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 1 Number of successful refinements: 0 Number of failed refinements: 0 Max. size of reached set before ref.: 24 Max. size of reached set after ref.: 0 Avg. size of reached set before ref.: 24.00 Avg. size of reached set after ref.: NaN Total time for CEGAR algorithm: 0.063s Time for refinements: 0.047s Average time for refinement: 0.047s Max time for refinement: 0.047s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 1 Number of infeasible paths: 1 (100%) Time for counterexample checks: 0.390s RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 3 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties': 'limits.time.cpu' has two values '900s' and '200s'. Using '200s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties': 'limits.time.cpu::required' has two values '900' and '200s'. Using '200s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 200s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties:ResourceLimitChecker.fromConfiguration, INFO) Using predicate analysis with MathSAT5 version 5.6.10 (9293adc746be) (May 31 2023 12:38:06, gmp 6.2.0, gcc 7.5.0, 64-bit, reentrant) and JFactory 1.21. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties:PredicateCPA:PredicateCPA., INFO) Using refinement for predicate analysis with PredicateAbstractionRefinementStrategy strategy. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties:PredicateCPA:PredicateCPARefiner., INFO) Starting analysis 3 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Warning: Analysis 3 stopped. (The CPU-time limit of 200s has elapsed.) (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 3 of 7 =============================== Total time for algorithm 3: 197.854s PredicateCPA statistics ----------------------- Number of abstractions: 212 (9% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 106 (50%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 106 (50%) Times precision was empty: 4 (2%) Times precision was {false}: 104 (49%) Times result was cached: 0 (0%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 104 (49%) Times result was 'false': 91 (43%) Number of strengthen sat checks: 0 Number of coverage checks: 1096 BDD entailment checks: 910 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 10 Avg ABE block size: 5.21 (sum: 1105, count: 212, min: 3, max: 10) Number of predicates discovered: 110 Number of abstraction locations: 2 Max number of predicates per location: 108 Avg number of predicates per location: 54 Total predicates per abstraction: 7372 Max number of predicates per abstraction: 108 Avg number of predicates per abstraction: 35.44 Number of irrelevant predicates: 104 (1%) Number of preds handled by boolean abs: 7268 (99%) Total number of models for allsat: 1923 Max number of models for allsat: 49 Avg number of models for allsat: 18.49 Time for post operator: 0.063s Time for path formula creation: 0.061s Time for strengthen operator: 0.011s Time for prec operator: 6.292s Time for abstraction: 6.260s (Max: 0.118s, Count: 212) Boolean abstraction: 4.206s Solving time: 2.545s (Max: 0.034s) Model enumeration time: 2.585s Time for BDD construction: 0.961s (Max: 0.020s) Time for merge operator: 0.007s Time for coverage checks: 0.025s Time for BDD entailment checks: 0.024s Total time for SMT solver (w/o itp): 5.130s Number of path formula cache hits: 2116 (86%) Inside post operator: Inside path formula creation: Time for path formula computation: 0.051s Total number of created targets for pointer analysis: 0 Number of BDD nodes: 363923 Size of BDD node table: 524309 Size of BDD cache: 52433 Size of BDD node cleanup queue: 0.00 (sum: 0, count: 55082, min: 0, max: 0) Time for BDD node cleanup: 0.002s Time for BDD garbage collection: 0.036s (in 5 runs) KeyValue statistics ------------------- Init. function predicates: 0 Init. global predicates: 0 Init. location predicates: 0 Invariant Generation statistics ------------------------------- AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.021s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 2276, count: 2276, min: 1, max: 1) [1 x 2276] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 1754 Max size of waitlist: 4 Average size of waitlist: 1 ReversePostorderSortedWaitlist: 0.00 (sum: 1, count: 879, min: 0, max: 1) CallstackSortedWaitlist: 307.33 (sum: 4610, count: 15, min: 7, max: 875) Number of computed successors: 1969 Max successors for one state: 2 Number of times merged: 93 Number of times stopped: 93 Number of times breaked: 15 Total time for CPA algorithm: 6.532s (Max: 1.529s) Time for choose from waitlist: 0.009s Time for precision adjustment: 6.301s Time for transfer relation: 0.148s Time for merge operator: 0.048s Time for stop operator: 0.008s Time for adding to reached set: 0.006s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.014s Time for path feasibility check: 0.005s Time for predicate extraction from CFA: 0.006s Time for ARG update: 0.003s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 14 Avg. length of target path (in blocks): 8.50 (sum: 119, count: 14, min: 2, max: 15) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 191.227s Path-formulas extraction: 0.000s Counterexample analysis: 191.128s (Max: 106.141s, Calls: 15) Refinement sat check: 11.013s Interpolant computation: 180.050s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.073s Precision update: 0.012s ARG update: 0.011s Length of refined path (in blocks): 8.00 (sum: 104, count: 13, min: 2, max: 14) Number of affected states: 91 (count: 13, min: 1, max: 13, avg: 7.00) Length (states) of path with itp 'true': 0 (count: 13, min: 0, max: 0, avg: 0.00) Length (states) of path with itp non-trivial itp: 91 (count: 13, min: 1, max: 13, avg: 7.00) Length (states) of path with itp 'false': 0 (count: 13, min: 0, max: 0, avg: 0.00) Different non-trivial interpolants along paths: 78 (count: 13, min: 0, max: 12, avg: 6.00) Equal non-trivial interpolants along paths: 0 (count: 13, min: 0, max: 0, avg: 0.00) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 15 Number of successful refinements: 14 Number of failed refinements: 0 Max. size of reached set before ref.: 250 Max. size of reached set after ref.: 7 Avg. size of reached set before ref.: 125.20 Avg. size of reached set after ref.: 6.57 Total time for CEGAR algorithm: 197.779s Time for refinements: 191.246s Average time for refinement: 12.749s Max time for refinement: 106.143s CPA algorithm statistics ------------------------ Number of iterations: 1754 Max size of waitlist: 4 Average size of waitlist: 1 ReversePostorderSortedWaitlist: 0.00 (sum: 1, count: 879, min: 0, max: 1) CallstackSortedWaitlist: 307.33 (sum: 4610, count: 15, min: 7, max: 875) Number of computed successors: 1969 Max successors for one state: 2 Number of times merged: 93 Number of times stopped: 93 Number of times breaked: 15 Total time for CPA algorithm: 6.532s (Max: 1.529s) Time for choose from waitlist: 0.009s Time for precision adjustment: 6.301s Time for transfer relation: 0.148s Time for merge operator: 0.048s Time for stop operator: 0.008s Time for adding to reached set: 0.006s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.014s Time for path feasibility check: 0.005s Time for predicate extraction from CFA: 0.006s Time for ARG update: 0.003s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 14 Avg. length of target path (in blocks): 8.50 (sum: 119, count: 14, min: 2, max: 15) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 191.227s Path-formulas extraction: 0.000s Counterexample analysis: 191.128s (Max: 106.141s, Calls: 15) Refinement sat check: 11.013s Interpolant computation: 180.050s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.073s Precision update: 0.012s ARG update: 0.011s Length of refined path (in blocks): 8.00 (sum: 104, count: 13, min: 2, max: 14) Number of affected states: 91 (count: 13, min: 1, max: 13, avg: 7.00) Length (states) of path with itp 'true': 0 (count: 13, min: 0, max: 0, avg: 0.00) Length (states) of path with itp non-trivial itp: 91 (count: 13, min: 1, max: 13, avg: 7.00) Length (states) of path with itp 'false': 0 (count: 13, min: 0, max: 0, avg: 0.00) Different non-trivial interpolants along paths: 78 (count: 13, min: 0, max: 12, avg: 6.00) Equal non-trivial interpolants along paths: 0 (count: 13, min: 0, max: 0, avg: 0.00) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 15 Number of successful refinements: 14 Number of failed refinements: 0 Max. size of reached set before ref.: 250 Max. size of reached set after ref.: 7 Avg. size of reached set before ref.: 125.20 Avg. size of reached set after ref.: 6.57 Total time for CEGAR algorithm: 197.779s Time for refinements: 191.246s Average time for refinement: 12.749s Max time for refinement: 106.143s RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 4 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-dataFlow.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-dataFlow.properties': 'limits.time.cpu' has two values '900s' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-dataFlow.properties': 'limits.time.cpu::required' has two values '900' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 60s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-dataFlow.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 4 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Warning: Analysis 4 stopped. (The CPU-time limit of 60s has elapsed.) (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 4 of 7 =============================== Total time for algorithm 4: 49.384s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.039s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 21466, count: 21466, min: 1, max: 1) [1 x 21466] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 19244 Max size of waitlist: 154 Average size of waitlist: 102 ReversePostorderSortedWaitlist: 5895.00 (sum: 5895, count: 1, min: 5895, max: 5895) Number of computed successors: 21466 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 2069 Number of times breaked: 0 Total time for CPA algorithm: 49.308s (Max: 49.308s) Time for choose from waitlist: 0.026s Time for precision adjustment: 0.040s Time for transfer relation: 1.620s Time for merge operator: 34.569s Time for stop operator: 12.920s Time for adding to reached set: 0.071s CPA algorithm statistics ------------------------ Number of iterations: 19244 Max size of waitlist: 154 Average size of waitlist: 102 ReversePostorderSortedWaitlist: 5895.00 (sum: 5895, count: 1, min: 5895, max: 5895) Number of computed successors: 21466 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 2069 Number of times breaked: 0 Total time for CPA algorithm: 49.308s (Max: 49.308s) Time for choose from waitlist: 0.026s Time for precision adjustment: 0.040s Time for transfer relation: 1.620s Time for merge operator: 34.569s Time for stop operator: 12.920s Time for adding to reached set: 0.071s RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 5 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties': 'limits.time.cpu::required' has two values '900' and ''. Using ''. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 900s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:ResourceLimitChecker.fromConfiguration, INFO) Using predicate analysis with MathSAT5 version 5.6.10 (9293adc746be) (May 31 2023 12:38:06, gmp 6.2.0, gcc 7.5.0, 64-bit, reentrant). (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:PredicateCPA:PredicateCPA., INFO) Starting analysis 5 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Adjusting maxLoopIterations to 2 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 3 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 4 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 5 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 6 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 7 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 8 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 9 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 10 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 11 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 12 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 13 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 14 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 15 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 16 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 17 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 18 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 19 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 20 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 21 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 22 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Ignoring restart configuration '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--recursion.properties' because condition if-recursive did not match. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.skipNextAnalysesIfRequired, INFO) Ignoring restart configuration '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--concurrency.properties' because condition if-concurrent did not match. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.skipNextAnalysesIfRequired, INFO) Warning: Analysis interrupted (The JVM is shutting down, probably because Ctrl+C was pressed.) (ShutdownNotifier.shutdownIfNecessary, WARNING) Selection Algorithm statistics ------------------------------ Size of preliminary analysis reached set: 0 Used algorithm property: /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties Program containing only relevant bools: 0 Relevant boolean vars / relevant vars ratio: 0.2222 Requires alias handling: 0 Requires loop handling: 1 Has a single loop: 1 Requires composite-type handling: 0 Requires array handling: 0 Requires float handling: 0 Requires recursion handling: 0 Relevant addressed vars / relevant vars ratio: 0.0000 Program containing external functions: true Number of all righthand side functions: 5 Restart Algorithm statistics ---------------------------- Number of algorithms provided: 7 Number of algorithms used: 7 Last algorithm used: /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--concurrency.properties Total time for algorithm 7: 493.554s PredicateCPA statistics ----------------------- Number of abstractions: 66 (11% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 44 (67%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 22 (33%) Times precision was empty: 66 (100%) Times precision was {false}: 0 (0%) Times result was cached: 0 (0%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 0 (0%) Times result was 'false': 0 (0%) Number of strengthen sat checks: 0 Number of coverage checks: 46 BDD entailment checks: 0 Number of SMT sat checks: 44 trivial: 0 cached: 18 Max ABE block size: 10 Avg ABE block size: 5.71 (sum: 377, count: 66, min: 3, max: 10) Number of predicates discovered: 0 Time for post operator: 0.050s Time for path formula creation: 0.050s Time for strengthen operator: 0.002s Time for prec operator: 0.001s Time for abstraction: 0.000s (Max: 0.000s, Count: 66) Solving time: 0.000s (Max: 0.000s) Model enumeration time: 0.000s Shutdown requested (The JVM is shutting down, probably because Ctrl+C was pressed.), waiting for termination. (ForceTerminationOnShutdown$1.shutdownRequested, WARNING) Time for BDD construction: 0.000s (Max: 0.000s) Time for merge operator: 0.000s Time for coverage checks: 0.000s Total time for SMT solver (w/o itp): 0.791s Total number of created targets for pointer analysis: 0 KeyValue statistics ------------------- Init. function predicates: 0 Init. global predicates: 0 Init. location predicates: 0 Invariant Generation statistics ------------------------------- Bounds CPA statistics --------------------- Bound k: 22 Maximum loop iteration reached: 23 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.004s Automaton transfers with branching: 0 Automaton transfer successors: 0.96 (sum: 552, count: 574, min: 0, max: 1) [0 x 22, 1 x 552] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 551 Max size of waitlist: 3 Average size of waitlist: 1 LoopstackSortedWaitlist: 0.37 (sum: 114, count: 305, min: 0, max: 4) ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 306, min: 0, max: 0) LoopIterationSortedWaitlist: 0.37 (sum: 113, count: 305, min: 0, max: 3) CallstackSortedWaitlist: 130.50 (sum: 2871, count: 22, min: 15, max: 246) Number of computed successors: 552 Max successors for one state: 2 Number of times merged: 23 Number of times stopped: 23 Number of times breaked: 0 Total time for CPA algorithm: 0.107s (Max: 0.019s) Time for choose from waitlist: 0.001s Time for precision adjustment: 0.018s Time for transfer relation: 0.076s Time for merge operator: 0.002s Time for stop operator: 0.001s Time for adding to reached set: 0.005s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.111s Time for final sat check: 8.162s Time for bounding assertions check: 0.780s Time for collecting formulas for interpolation: 0.018s Time for computing fixed-point by interpolation: 484.289s Total number of computed interpolants: 2 Total number of interpolation calls: 2 Total number of atoms in interpolants: 10 Avg. #atoms in itp: 5 Min. #atoms in itp: 2 Max. #atoms in itp: 8 Total number of vars in interpolants: 8 Avg. #vars in itp: 4 Min. #vars in itp: 4 Max. #vars in itp: 4 Interpolating SMT solver statistics ----------------------------------- Counterexample analysis: 484.280s (Max: 475.138s, Calls: 5) Refinement sat check: 476.937s Reused formulas on solver stack: 4 (Avg: 0.80) Interpolant computation: 7.343s CPA algorithm statistics ------------------------ Number of iterations: 551 Max size of waitlist: 3 Average size of waitlist: 1 LoopstackSortedWaitlist: 0.37 (sum: 114, count: 305, min: 0, max: 4) ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 306, min: 0, max: 0) LoopIterationSortedWaitlist: 0.37 (sum: 113, count: 305, min: 0, max: 3) CallstackSortedWaitlist: 130.50 (sum: 2871, count: 22, min: 15, max: 246) Number of computed successors: 552 Max successors for one state: 2 Number of times merged: 23 Number of times stopped: 23 Number of times breaked: 0 Total time for CPA algorithm: 0.107s (Max: 0.019s) Time for choose from waitlist: 0.001s Time for precision adjustment: 0.018s Time for transfer relation: 0.076s Time for merge operator: 0.002s Time for stop operator: 0.001s Time for adding to reached set: 0.005s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.111s Time for final sat check: 8.162s Time for bounding assertions check: 0.780s Time for collecting formulas for interpolation: 0.018s Time for computing fixed-point by interpolation: 484.289s Total number of computed interpolants: 2 Total number of interpolation calls: 2 Total number of atoms in interpolants: 10 Avg. #atoms in itp: 5 Min. #atoms in itp: 2 Max. #atoms in itp: 8 Total number of vars in interpolants: 8 Avg. #vars in itp: 4 Min. #vars in itp: 4 Max. #vars in itp: 4 Interpolating SMT solver statistics ----------------------------------- Counterexample analysis: 484.280s (Max: 475.138s, Calls: 5) Refinement sat check: 476.937s Reused formulas on solver stack: 4 (Avg: 0.80) Interpolant computation: 7.343s CPAchecker general statistics ----------------------------- Number of program locations: 62 Number of CFA edges (per node): 60 (count: 62, min: 0, max: 2, avg: 0.97) Number of relevant variables: 9 Number of functions: 4 Number of loops (and loop nodes): 1 (sum: 12, min: 12, max: 12, avg: 12.00) Size of reached set: 488 Number of reached locations: 45 (73%) Avg states per location: 10 Max states per location: 23 (at node N23) Number of reached functions: 3 (75%) Number of target states: 1 Time for analysis setup: 1.157s Time for loading CPAs: 0.369s Time for loading parser: 0.197s Time for CFA construction: 0.553s Time for parsing file(s): 0.285s Time for AST to CFA: 0.134s Time for CFA sanity check: 0.000s Time for post-processing: 0.090s Time for loop structure: 0.005s Time for AST structure: 0.000s Time for function pointers resolving: 0.003s Function calls via function pointers: 0 (count: 1, min: 0, max: 0, avg: 0.00) Instrumented function pointer calls: 0 (count: 1, min: 0, max: 0, avg: 0.00) Function calls with function pointer arguments: 0 (count: 1, min: 0, max: 0, avg: 0.00) Instrumented function pointer arguments: 0 (count: 1, min: 0, max: 0, avg: 0.00) Time for classifying variables: 0.057s Time for collecting variables: 0.030s Time for solving dependencies: 0.002s Time for building hierarchy: 0.000s Time for building classification: 0.025s Time for exporting data: 0.000s Time for Analysis: 873.142s CPU time for analysis: 897.250s Total time for CPAchecker: 874.300s Total CPU time for CPAchecker: 899.470s Time for statistics: 0.023s Time for Garbage Collector: 2.143s (in 107 runs) Garbage Collector(s) used: G1 Old Generation, G1 Young Generation Verification result: UNKNOWN, incomplete analysis. Exporting witnesses in Version 2.1 is currently WIP. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:ARGCPA:ARGToYAMLWitnessExport.export, INFO) More details about the verification run can be found in the directory "./output".