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/nla-digbench-scaling/egcd3-ll_valuebound20.c -------------------------------------------------------------------------------- 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/nla-digbench-scaling/egcd3-ll_valuebound20.c" (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--multipleLoopsConfig.properties:ResourceLimitChecker.fromConfiguration, INFO) Using Restarting Algorithm (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:CoreComponentsFactory.createAlgorithm, INFO) Loading analysis 1 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties': 'limits.time.cpu' has two values '900s' and '140s'. Using '140s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties': 'limits.time.cpu::required' has two values '900' and '140s'. Using '140s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 140s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 1 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.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--multipleLoopsConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 1 of 7 =============================== Total time for algorithm 1: 135.718s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 15.15 (sum: 160146, count: 10570, min: 0, max: 16) Number of global variables per state: 0.00 (sum: 0, count: 10570, min: 0, max: 0) Number of assumptions: 4288 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 10569 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.028s Total time for path thresholds: 0.000s SymbolicValueAnalysisPrecisionAdjustment statistics --------------------------------------------------- Symbolic values before refinement: 66891 (count: 10569, min: 0, max: 9, avg: 6.33) Symbolic values after refinement: 66891 (count: 10569, min: 0, max: 9, avg: 6.33) ConstraintsStrengthenOperator statistics ---------------------------------------- Total time for strengthening by ConstraintsCPA: 0.000s Replaced symbolic expressions: 0 ConstraintsCPA statistics ------------------------- Time for solving constraints: 132.538s Time for SMT check: 90.914s Time for resolving definites: 24.753s Cache lookups: 4276 Direct cache hits: 1269 Direct cache lookup time: 0.005s Number of removed outdated constraints: 0 (count: 4270, min: 0, max: 0, avg: 0.00) Time for outdated constraint removal: 1.180s Constraints after refinement in state: 345873 (count: 10569, min: 0, max: 50, avg: 32.73) Constraints before refinement in state: 345873 (count: 10569, min: 0, max: 50, avg: 32.73) Time for constraints adjustment: 0.276s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.043s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 15643, count: 15649, min: 0, max: 1) [0 x 6, 1 x 15643] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 10449 Max size of waitlist: 135 Average size of waitlist: 97 Number of computed successors: 10569 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: 135.566s (Max: 135.566s) Time for choose from waitlist: 0.013s Time for precision adjustment: 0.430s Time for transfer relation: 134.618s Time for stop operator: 0.413s Time for adding to reached set: 0.023s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPA algorithm statistics ------------------------ Number of iterations: 10449 Max size of waitlist: 135 Average size of waitlist: 97 Number of computed successors: 10569 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: 135.566s (Max: 135.566s) Time for choose from waitlist: 0.013s Time for precision adjustment: 0.430s Time for transfer relation: 134.618s Time for stop operator: 0.413s Time for adding to reached set: 0.023s 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--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 2 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties': 'limits.time.cpu' has two values '900s' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-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--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 60s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 2 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, WARNING) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Another infeasible counterexample found which could not be removed from the ARG. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, INFO) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Another infeasible counterexample found which could not be removed from the ARG. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, INFO) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Another infeasible counterexample found which could not be removed from the ARG. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, INFO) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Another infeasible counterexample found which could not be removed from the ARG. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, INFO) Analysis 2 terminated, but result is unsound. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Statistics for algorithm 2 of 7 =============================== Total time for algorithm 2: 0.978s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 1.85 (sum: 170, count: 92, min: 0, max: 3) Number of global variables per state: 0.00 (sum: 0, count: 92, min: 0, max: 0) Number of assumptions: 94 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 232 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: 0.002s Automaton transfers with branching: 0 Automaton transfer successors: 0.97 (sum: 340, count: 352, min: 0, max: 1) [0 x 12, 1 x 340] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 210 Max size of waitlist: 4 Average size of waitlist: 1 Number of computed successors: 232 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 13 Number of times breaked: 7 Total time for CPA algorithm: 0.023s (Max: 0.009s) Time for choose from waitlist: 0.006s Time for precision adjustment: 0.003s Time for transfer relation: 0.010s Time for stop operator: 0.001s Time for adding to reached set: 0.002s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 7 Number of targets found: 7 (count: 7, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.083s Number of root relocations: 0 Number of similar, repeated refinements: 0 Number of unique precision increments: 2 PathExtractor statistics ------------------------ Total number of targets found: 0 ValueAnalysisPathInterpolator statistics ---------------------------------------- Time for interpolation: 0.001s Number of interpolations: 2 Number of interpolation queries: 8 (count: 23, min: 0, max: 2, avg: 0.35) Size of interpolant: 0.26 (sum: 6, count: 23, min: 0, max: 1) Number of sliced prefixes: 3 (count: 2, min: 1, max: 2, avg: 1.50) Extracting infeasible sliced prefixes: 0.009s Selecting infeasible sliced prefixes: 0.006s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 7 Number of successful refinements: 2 Number of failed refinements: 0 Max. size of reached set before ref.: 93 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 72.71 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.135s Time for refinements: 0.112s Average time for refinement: 0.016s Max time for refinement: 0.054s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 5 Number of infeasible paths: 5 (100%) Time for counterexample checks: 0.774s CPA algorithm statistics ------------------------ Number of iterations: 210 Max size of waitlist: 4 Average size of waitlist: 1 Number of computed successors: 232 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 13 Number of times breaked: 7 Total time for CPA algorithm: 0.023s (Max: 0.009s) Time for choose from waitlist: 0.006s Time for precision adjustment: 0.003s Time for transfer relation: 0.010s Time for stop operator: 0.001s Time for adding to reached set: 0.002s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 7 Number of targets found: 7 (count: 7, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.083s Number of root relocations: 0 Number of similar, repeated refinements: 0 Number of unique precision increments: 2 PathExtractor statistics ------------------------ Total number of targets found: 0 ValueAnalysisPathInterpolator statistics ---------------------------------------- Time for interpolation: 0.001s Number of interpolations: 2 Number of interpolation queries: 8 (count: 23, min: 0, max: 2, avg: 0.35) Size of interpolant: 0.26 (sum: 6, count: 23, min: 0, max: 1) Number of sliced prefixes: 3 (count: 2, min: 1, max: 2, avg: 1.50) Extracting infeasible sliced prefixes: 0.009s Selecting infeasible sliced prefixes: 0.006s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 7 Number of successful refinements: 2 Number of failed refinements: 0 Max. size of reached set before ref.: 93 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 72.71 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.135s Time for refinements: 0.112s Average time for refinement: 0.016s Max time for refinement: 0.054s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 5 Number of infeasible paths: 5 (100%) Time for counterexample checks: 0.774s RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 3 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-predicateAnalysis.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-predicateAnalysis.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-predicateAnalysis.properties': 'limits.time.cpu' has two values '900s' and '200s'. Using '200s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-predicateAnalysis.properties': 'limits.time.cpu::required' has two values '900' and '200s'. Using '200s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 200s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-predicateAnalysis.properties:PredicateCPA:PredicateCPA., INFO) Using refinement for predicate analysis with PredicateAbstractionRefinementStrategy strategy. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-predicateAnalysis.properties:PredicateCPA:PredicateCPARefiner., INFO) Starting analysis 3 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.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--multipleLoopsConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 3 of 7 =============================== Total time for algorithm 3: 198.205s PredicateCPA statistics ----------------------- Number of abstractions: 298 (11% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 161 (54%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 137 (46%) Times precision was empty: 6 (2%) Times precision was {false}: 127 (43%) Times result was cached: 19 (6%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 146 (49%) Times result was 'false': 139 (47%) Number of strengthen sat checks: 0 Number of coverage checks: 553 BDD entailment checks: 537 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 32 Avg ABE block size: 6.73 (sum: 2007, count: 298, min: 2, max: 32) Number of predicates discovered: 54 Number of abstraction locations: 4 Max number of predicates per location: 44 Avg number of predicates per location: 27 Total predicates per abstraction: 3907 Max number of predicates per abstraction: 44 Avg number of predicates per abstraction: 14.31 Number of irrelevant predicates: 162 (4%) Number of preds handled by boolean abs: 3513 (90%) Total number of models for allsat: 937 Max number of models for allsat: 180 Avg number of models for allsat: 6.42 Time for post operator: 0.066s Time for path formula creation: 0.064s Time for strengthen operator: 0.003s Time for prec operator: 37.537s Time for abstraction: 37.521s (Max: 8.304s, Count: 298) Boolean abstraction: 34.905s Solving time: 6.508s (Max: 0.354s) Model enumeration time: 29.730s Time for BDD construction: 0.080s (Max: 0.003s) Time for merge operator: 0.002s Time for coverage checks: 0.000s Time for BDD entailment checks: 0.000s Total time for SMT solver (w/o itp): 36.238s Number of path formula cache hits: 2089 (76%) Inside post operator: Inside path formula creation: Time for path formula computation: 0.054s Total number of created targets for pointer analysis: 0 Number of BDD nodes: 71836 Size of BDD node table: 524309 Size of BDD cache: 52433 Size of BDD node cleanup queue: 1.57 (sum: 11980, count: 7613, min: 0, max: 7900) Time for BDD node cleanup: 0.003s Time for BDD garbage collection: 0.000s (in 0 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: 0.015s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 2631, count: 2639, min: 0, max: 1) [0 x 8, 1 x 2631] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 1657 Max size of waitlist: 10 Average size of waitlist: 3 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 657, min: 0, max: 0) CallstackSortedWaitlist: 389.65 (sum: 7793, count: 20, min: 14, max: 1000) Number of computed successors: 1868 Max successors for one state: 2 Number of times merged: 8 Number of times stopped: 14 Number of times breaked: 20 Total time for CPA algorithm: 37.716s (Max: 9.280s) Time for choose from waitlist: 0.001s Time for precision adjustment: 37.549s Time for transfer relation: 0.134s Time for merge operator: 0.006s Time for stop operator: 0.006s Time for adding to reached set: 0.010s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.007s Time for path feasibility check: 0.002s Time for predicate extraction from CFA: 0.004s Time for ARG update: 0.001s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 19 Avg. length of target path (in blocks): 7.16 (sum: 136, count: 19, min: 2, max: 14) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 160.411s Path-formulas extraction: 0.000s Counterexample analysis: 160.381s (Max: 81.551s, Calls: 20) Refinement sat check: 159.178s Interpolant computation: 0.036s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.010s Precision update: 0.014s ARG update: 0.003s Length of refined path (in blocks): 6.83 (sum: 123, count: 18, min: 2, max: 14) Number of affected states: 78 (count: 18, min: 1, max: 9, avg: 4.33) Length (states) of path with itp 'true': 27 (count: 18, min: 0, max: 9, avg: 1.50) Length (states) of path with itp non-trivial itp: 78 (count: 18, min: 1, max: 9, avg: 4.33) Length (states) of path with itp 'false': 1 (count: 18, min: 0, max: 1, avg: 0.06) Different non-trivial interpolants along paths: 39 (count: 18, min: 0, max: 7, avg: 2.17) Equal non-trivial interpolants along paths: 21 (count: 18, min: 0, max: 3, avg: 1.17) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 20 Number of successful refinements: 19 Number of failed refinements: 0 Max. size of reached set before ref.: 384 Max. size of reached set after ref.: 261 Avg. size of reached set before ref.: 154.60 Avg. size of reached set after ref.: 72.42 Total time for CEGAR algorithm: 198.145s Time for refinements: 160.427s Average time for refinement: 8.021s Max time for refinement: 81.554s CPA algorithm statistics ------------------------ Number of iterations: 1657 Max size of waitlist: 10 Average size of waitlist: 3 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 657, min: 0, max: 0) CallstackSortedWaitlist: 389.65 (sum: 7793, count: 20, min: 14, max: 1000) Number of computed successors: 1868 Max successors for one state: 2 Number of times merged: 8 Number of times stopped: 14 Number of times breaked: 20 Total time for CPA algorithm: 37.716s (Max: 9.280s) Time for choose from waitlist: 0.001s Time for precision adjustment: 37.549s Time for transfer relation: 0.134s Time for merge operator: 0.006s Time for stop operator: 0.006s Time for adding to reached set: 0.010s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.007s Time for path feasibility check: 0.002s Time for predicate extraction from CFA: 0.004s Time for ARG update: 0.001s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 19 Avg. length of target path (in blocks): 7.16 (sum: 136, count: 19, min: 2, max: 14) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 160.411s Path-formulas extraction: 0.000s Counterexample analysis: 160.381s (Max: 81.551s, Calls: 20) Refinement sat check: 159.178s Interpolant computation: 0.036s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.010s Precision update: 0.014s ARG update: 0.003s Length of refined path (in blocks): 6.83 (sum: 123, count: 18, min: 2, max: 14) Number of affected states: 78 (count: 18, min: 1, max: 9, avg: 4.33) Length (states) of path with itp 'true': 27 (count: 18, min: 0, max: 9, avg: 1.50) Length (states) of path with itp non-trivial itp: 78 (count: 18, min: 1, max: 9, avg: 4.33) Length (states) of path with itp 'false': 1 (count: 18, min: 0, max: 1, avg: 0.06) Different non-trivial interpolants along paths: 39 (count: 18, min: 0, max: 7, avg: 2.17) Equal non-trivial interpolants along paths: 21 (count: 18, min: 0, max: 3, avg: 1.17) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 20 Number of successful refinements: 19 Number of failed refinements: 0 Max. size of reached set before ref.: 384 Max. size of reached set after ref.: 261 Avg. size of reached set before ref.: 154.60 Avg. size of reached set after ref.: 72.42 Total time for CEGAR algorithm: 198.145s Time for refinements: 160.427s Average time for refinement: 8.021s Max time for refinement: 81.554s RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 4 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-dataFlow.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-dataFlow.properties': 'limits.time.cpu' has two values '900s' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-dataFlow.properties': 'limits.time.cpu::required' has two values '900' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 60s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-dataFlow.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 4 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.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--multipleLoopsConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 4 of 7 =============================== Total time for algorithm 4: 51.534s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.085s Automaton transfers with branching: 0 Automaton transfer successors: 0.94 (sum: 23812, count: 25364, min: 0, max: 1) [0 x 1552, 1 x 23812] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 23039 Max size of waitlist: 386 Average size of waitlist: 208 ReversePostorderSortedWaitlist: 5034.00 (sum: 5034, count: 1, min: 5034, max: 5034) Number of computed successors: 23812 Max successors for one state: 2 Number of times merged: 1484 Number of times stopped: 1877 Number of times breaked: 0 Total time for CPA algorithm: 51.477s (Max: 51.477s) Time for choose from waitlist: 0.038s Time for precision adjustment: 0.063s Time for transfer relation: 1.550s Time for merge operator: 37.705s Time for stop operator: 11.886s Time for adding to reached set: 0.083s CPA algorithm statistics ------------------------ Number of iterations: 23039 Max size of waitlist: 386 Average size of waitlist: 208 ReversePostorderSortedWaitlist: 5034.00 (sum: 5034, count: 1, min: 5034, max: 5034) Number of computed successors: 23812 Max successors for one state: 2 Number of times merged: 1484 Number of times stopped: 1877 Number of times breaked: 0 Total time for CPA algorithm: 51.477s (Max: 51.477s) Time for choose from waitlist: 0.038s Time for precision adjustment: 0.063s Time for transfer relation: 1.550s Time for merge operator: 37.705s Time for stop operator: 11.886s Time for adding to reached set: 0.083s RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 5 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties': 'limits.time.cpu::required' has two values '900' and ''. Using ''. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 900s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:PredicateCPA:PredicateCPA., 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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:InductionStepCase:PredicateCPA:PredicateCPA., INFO) Starting analysis 5 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Creating formula for program (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:AbstractBMCAlgorithm.run, INFO) Starting satisfiability check... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:AbstractBMCAlgorithm.boundedModelCheck, INFO) Starting assertions check... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:AbstractBMCAlgorithm.checkBoundingAssertions, INFO) Running algorithm to create induction hypothesis (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:KInductionProver.check, INFO) Starting induction check... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:KInductionProver.check, INFO) Adjusting maxLoopIterations to 2 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Creating formula for program (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:AbstractBMCAlgorithm.run, INFO) Starting satisfiability check... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:AbstractBMCAlgorithm.boundedModelCheck, INFO) Starting assertions check... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:AbstractBMCAlgorithm.checkBoundingAssertions, INFO) Running algorithm to create induction hypothesis (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:KInductionProver.check, INFO) Starting induction check... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:KInductionProver.check, INFO) Shutdown requested (The JVM is shutting down, probably because Ctrl+C was pressed.), waiting for termination. (ForceTerminationOnShutdown$1.shutdownRequested, WARNING) 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--multipleLoopsConfig.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--multipleLoopsConfig.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--multipleLoopsConfig.properties Program containing only relevant bools: 0 Relevant boolean vars / relevant vars ratio: 0.0000 Requires alias handling: 0 Requires loop handling: 1 Has a single loop: 0 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: 6 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: 494.374s PredicateCPA statistics ----------------------- Number of abstractions: 24 (5% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 0 (0%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 24 (100%) Times precision was empty: 24 (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: 14 BDD entailment checks: 0 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 77 Avg ABE block size: 60.00 (sum: 1440, count: 24, min: 35, max: 77) Number of predicates discovered: 0 Time for post operator: 0.024s Time for path formula creation: 0.024s Time for strengthen operator: 0.002s Time for prec operator: 0.006s Time for abstraction: 0.001s (Max: 0.001s, Count: 24) Solving time: 0.000s (Max: 0.000s) Model enumeration time: 0.000s Time for BDD construction: 0.000s (Max: 0.000s) Time for merge operator: 0.001s Time for coverage checks: 0.000s Total time for SMT solver (w/o itp): 0.000s 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: 2 Maximum loop iteration reached: 3 ValueAnalysisCPA statistics --------------------------- Number of variables per state: 5.45 (sum: 2135, count: 392, min: 0, max: 9) Number of global variables per state: 0.00 (sum: 0, count: 392, min: 0, max: 0) Number of assumptions: 90 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 425 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.001s 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: 0.000s Automaton transfers with branching: 0 Automaton transfer successors: 0.94 (sum: 425, count: 453, min: 0, max: 1) [0 x 28, 1 x 425] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 422 Max size of waitlist: 11 Average size of waitlist: 4 LoopstackSortedWaitlist: 1.30 (sum: 235, count: 181, min: 0, max: 148) ReversePostorderSortedWaitlist: 0.23 (sum: 48, count: 206, min: 0, max: 44) LoopIterationSortedWaitlist: 1.16 (sum: 210, count: 181, min: 0, max: 137) CallstackSortedWaitlist: 148.00 (sum: 296, count: 2, min: 55, max: 241) Number of computed successors: 425 Max successors for one state: 2 Number of times merged: 7 Number of times stopped: 7 Number of times breaked: 0 Total time for CPA algorithm: 0.070s (Max: 0.049s) Time for choose from waitlist: 0.000s Time for precision adjustment: 0.013s Time for transfer relation: 0.048s Time for merge operator: 0.001s Time for stop operator: 0.000s Time for adding to reached set: 0.001s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.070s Time for final sat check: 2.241s Time for bounding assertions check: 1.214s Time for induction formula creation: 0.337s Time for induction check: 490.053s CPA algorithm statistics ------------------------ Number of iterations: 422 Max size of waitlist: 11 Average size of waitlist: 4 LoopstackSortedWaitlist: 1.30 (sum: 235, count: 181, min: 0, max: 148) ReversePostorderSortedWaitlist: 0.23 (sum: 48, count: 206, min: 0, max: 44) LoopIterationSortedWaitlist: 1.16 (sum: 210, count: 181, min: 0, max: 137) CallstackSortedWaitlist: 148.00 (sum: 296, count: 2, min: 55, max: 241) Number of computed successors: 425 Max successors for one state: 2 Number of times merged: 7 Number of times stopped: 7 Number of times breaked: 0 Total time for CPA algorithm: 0.070s (Max: 0.049s) Time for choose from waitlist: 0.000s Time for precision adjustment: 0.013s Time for transfer relation: 0.048s Time for merge operator: 0.001s Time for stop operator: 0.000s Time for adding to reached set: 0.001s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.070s Time for final sat check: 2.241s Time for bounding assertions check: 1.214s Time for induction formula creation: 0.337s Time for induction check: 490.053s CPAchecker general statistics ----------------------------- Number of program locations: 101 Number of CFA edges (per node): 121 (count: 101, min: 0, max: 5, avg: 1.20) Number of relevant variables: 20 Number of functions: 4 Number of loops (and loop nodes): 3 (sum: 67, min: 9, max: 38, avg: 22.33) Size of reached set: 392 Number of reached locations: 93 (92%) Avg states per location: 4 Max states per location: 24 (at node N10) Number of reached functions: 3 (75%) Number of target states: 0 Time for analysis setup: 1.038s Time for loading CPAs: 0.309s Time for loading parser: 0.164s Time for CFA construction: 0.544s Time for parsing file(s): 0.232s Time for AST to CFA: 0.175s Time for CFA sanity check: 0.000s Time for post-processing: 0.087s Time for loop structure: 0.007s 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: 0.055s Time for collecting variables: 0.037s Time for solving dependencies: 0.001s Time for building hierarchy: 0.000s Time for building classification: 0.017s Time for exporting data: 0.000s Time for Analysis: 880.910s CPU time for analysis: 898.630s Total time for CPAchecker: 881.949s Total CPU time for CPAchecker: 900.440s Time for statistics: 0.018s Time for Garbage Collector: 0.929s (in 128 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--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-kInduction.properties:ARGCPA:ARGToYAMLWitnessExport.export, INFO) More details about the verification run can be found in the directory "./output".