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_valuebound50.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_valuebound50.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: 134.769s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 15.19 (sum: 175559, count: 11560, min: 0, max: 16) Number of global variables per state: 0.00 (sum: 0, count: 11560, min: 0, max: 0) Number of assumptions: 4554 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 11559 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.034s Total time for path thresholds: 0.000s SymbolicValueAnalysisPrecisionAdjustment statistics --------------------------------------------------- Symbolic values before refinement: 73216 (count: 11559, min: 0, max: 9, avg: 6.33) Symbolic values after refinement: 73216 (count: 11559, 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: 131.395s Time for SMT check: 90.758s Time for resolving definites: 24.434s Cache lookups: 4542 Direct cache hits: 1319 Direct cache lookup time: 0.008s Number of removed outdated constraints: 0 (count: 4536, min: 0, max: 0, avg: 0.00) Time for outdated constraint removal: 1.101s Constraints after refinement in state: 370545 (count: 11559, min: 0, max: 50, avg: 32.06) Constraints before refinement in state: 370545 (count: 11559, min: 0, max: 50, avg: 32.06) Time for constraints adjustment: 0.296s 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: 17126, count: 17132, min: 0, max: 1) [0 x 6, 1 x 17126] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 11250 Max size of waitlist: 312 Average size of waitlist: 154 Number of computed successors: 11559 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: 134.604s (Max: 134.604s) Time for choose from waitlist: 0.020s Time for precision adjustment: 0.472s Time for transfer relation: 133.486s Time for stop operator: 0.531s Time for adding to reached set: 0.024s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPA algorithm statistics ------------------------ Number of iterations: 11250 Max size of waitlist: 312 Average size of waitlist: 154 Number of computed successors: 11559 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: 134.604s (Max: 134.604s) Time for choose from waitlist: 0.020s Time for precision adjustment: 0.472s Time for transfer relation: 133.486s Time for stop operator: 0.531s Time for adding to reached set: 0.024s 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: 1.266s 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: 0.001s 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: 0.009s 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: 0.047s (Max: 0.016s) Time for choose from waitlist: 0.017s Time for precision adjustment: 0.003s Time for transfer relation: 0.015s Time for stop operator: 0.001s Time for adding to reached set: 0.006s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 7 Number of targets found: 7 (count: 7, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.102s 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: 0.003s 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: 0.010s Selecting infeasible sliced prefixes: 0.003s 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: 0.189s Time for refinements: 0.141s Average time for refinement: 0.020s Max time for refinement: 0.053s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 5 Number of infeasible paths: 5 (100%) Time for counterexample checks: 0.970s 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: 0.047s (Max: 0.016s) Time for choose from waitlist: 0.017s Time for precision adjustment: 0.003s Time for transfer relation: 0.015s Time for stop operator: 0.001s Time for adding to reached set: 0.006s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 7 Number of targets found: 7 (count: 7, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.102s 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: 0.003s 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: 0.010s Selecting infeasible sliced prefixes: 0.003s 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: 0.189s Time for refinements: 0.141s Average time for refinement: 0.020s Max time for refinement: 0.053s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 5 Number of infeasible paths: 5 (100%) Time for counterexample checks: 0.970s 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: 198.145s PredicateCPA statistics ----------------------- Number of abstractions: 219 (11% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 118 (54%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 101 (46%) Times precision was empty: 6 (3%) Times precision was {false}: 91 (42%) Times result was cached: 19 (9%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 103 (47%) Times result was 'false': 95 (43%) Number of strengthen sat checks: 0 Number of coverage checks: 297 BDD entailment checks: 281 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 32 Avg ABE block size: 6.90 (sum: 1511, count: 219, min: 2, max: 32) Number of predicates discovered: 49 Number of abstraction locations: 4 Max number of predicates per location: 40 Avg number of predicates per location: 26 Total predicates per abstraction: 2369 Max number of predicates per abstraction: 40 Avg number of predicates per abstraction: 12.21 Number of irrelevant predicates: 112 (5%) Number of preds handled by boolean abs: 2025 (85%) Total number of models for allsat: 799 Max number of models for allsat: 180 Avg number of models for allsat: 7.76 Time for post operator: 0.054s Time for path formula creation: 0.054s Time for strengthen operator: 0.004s Time for prec operator: 33.339s Time for abstraction: 33.326s (Max: 14.988s, Count: 219) Boolean abstraction: 31.652s Solving time: 3.209s (Max: 0.328s) Model enumeration time: 29.389s Time for BDD construction: 0.064s (Max: 0.004s) Time for merge operator: 0.004s Time for coverage checks: 0.004s Time for BDD entailment checks: 0.004s Total time for SMT solver (w/o itp): 32.598s Number of path formula cache hits: 1568 (76%) Inside post operator: Inside path formula creation: Time for path formula computation: 0.042s Total number of created targets for pointer analysis: 0 Number of BDD nodes: 29899 Size of BDD node table: 524309 Size of BDD cache: 52433 Size of BDD node cleanup queue: 0.98 (sum: 4561, count: 4644, min: 0, max: 4478) Time for BDD node cleanup: 0.004s 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: 0.011s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 1961, count: 1969, min: 0, max: 1) [0 x 8, 1 x 1961] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 1244 Max size of waitlist: 9 Average size of waitlist: 3 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 512, min: 0, max: 0) CallstackSortedWaitlist: 292.94 (sum: 4980, count: 17, min: 14, max: 732) Number of computed successors: 1400 Max successors for one state: 2 Number of times merged: 8 Number of times stopped: 14 Number of times breaked: 17 Total time for CPA algorithm: 33.491s (Max: 15.686s) Time for choose from waitlist: 0.007s Time for precision adjustment: 33.345s Time for transfer relation: 0.109s Time for merge operator: 0.013s Time for stop operator: 0.006s Time for adding to reached set: 0.003s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.006s Time for path feasibility check: 0.002s Time for predicate extraction from CFA: 0.004s Time for ARG update: 0.000s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 16 Avg. length of target path (in blocks): 6.13 (sum: 98, count: 16, min: 2, max: 10) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 164.569s Path-formulas extraction: 0.000s Counterexample analysis: 164.543s (Max: 152.826s, Calls: 17) Refinement sat check: 163.730s Interpolant computation: 0.032s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.009s Precision update: 0.010s ARG update: 0.003s Length of refined path (in blocks): 5.80 (sum: 87, count: 15, min: 2, max: 10) Number of affected states: 61 (count: 15, min: 1, max: 9, avg: 4.07) Length (states) of path with itp 'true': 11 (count: 15, min: 0, max: 4, avg: 0.73) Length (states) of path with itp non-trivial itp: 61 (count: 15, min: 1, max: 9, avg: 4.07) Length (states) of path with itp 'false': 1 (count: 15, min: 0, max: 1, avg: 0.07) Different non-trivial interpolants along paths: 31 (count: 15, min: 0, max: 6, avg: 2.07) Equal non-trivial interpolants along paths: 15 (count: 15, min: 0, max: 3, avg: 1.00) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 17 Number of successful refinements: 16 Number of failed refinements: 0 Max. size of reached set before ref.: 243 Max. size of reached set after ref.: 158 Avg. size of reached set before ref.: 124.06 Avg. size of reached set after ref.: 51.06 Total time for CEGAR algorithm: 198.072s Time for refinements: 164.579s Average time for refinement: 9.681s Max time for refinement: 152.828s CPA algorithm statistics ------------------------ Number of iterations: 1244 Max size of waitlist: 9 Average size of waitlist: 3 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 512, min: 0, max: 0) CallstackSortedWaitlist: 292.94 (sum: 4980, count: 17, min: 14, max: 732) Number of computed successors: 1400 Max successors for one state: 2 Number of times merged: 8 Number of times stopped: 14 Number of times breaked: 17 Total time for CPA algorithm: 33.491s (Max: 15.686s) Time for choose from waitlist: 0.007s Time for precision adjustment: 33.345s Time for transfer relation: 0.109s Time for merge operator: 0.013s Time for stop operator: 0.006s Time for adding to reached set: 0.003s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.006s Time for path feasibility check: 0.002s Time for predicate extraction from CFA: 0.004s Time for ARG update: 0.000s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 16 Avg. length of target path (in blocks): 6.13 (sum: 98, count: 16, min: 2, max: 10) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 164.569s Path-formulas extraction: 0.000s Counterexample analysis: 164.543s (Max: 152.826s, Calls: 17) Refinement sat check: 163.730s Interpolant computation: 0.032s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.009s Precision update: 0.010s ARG update: 0.003s Length of refined path (in blocks): 5.80 (sum: 87, count: 15, min: 2, max: 10) Number of affected states: 61 (count: 15, min: 1, max: 9, avg: 4.07) Length (states) of path with itp 'true': 11 (count: 15, min: 0, max: 4, avg: 0.73) Length (states) of path with itp non-trivial itp: 61 (count: 15, min: 1, max: 9, avg: 4.07) Length (states) of path with itp 'false': 1 (count: 15, min: 0, max: 1, avg: 0.07) Different non-trivial interpolants along paths: 31 (count: 15, min: 0, max: 6, avg: 2.07) Equal non-trivial interpolants along paths: 15 (count: 15, min: 0, max: 3, avg: 1.00) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 17 Number of successful refinements: 16 Number of failed refinements: 0 Max. size of reached set before ref.: 243 Max. size of reached set after ref.: 158 Avg. size of reached set before ref.: 124.06 Avg. size of reached set after ref.: 51.06 Total time for CEGAR algorithm: 198.072s Time for refinements: 164.579s Average time for refinement: 9.681s Max time for refinement: 152.828s 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: 48.885s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.090s Automaton transfers with branching: 0 Automaton transfer successors: 0.94 (sum: 21903, count: 23306, min: 0, max: 1) [0 x 1403, 1 x 21903] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 21174 Max size of waitlist: 372 Average size of waitlist: 194 ReversePostorderSortedWaitlist: 4647.00 (sum: 4647, count: 1, min: 4647, max: 4647) Number of computed successors: 21903 Max successors for one state: 2 Number of times merged: 1255 Number of times stopped: 1617 Number of times breaked: 0 Total time for CPA algorithm: 48.810s (Max: 48.810s) Time for choose from waitlist: 0.033s Time for precision adjustment: 0.055s Time for transfer relation: 1.743s Time for merge operator: 35.567s Time for stop operator: 11.197s Time for adding to reached set: 0.072s CPA algorithm statistics ------------------------ Number of iterations: 21174 Max size of waitlist: 372 Average size of waitlist: 194 ReversePostorderSortedWaitlist: 4647.00 (sum: 4647, count: 1, min: 4647, max: 4647) Number of computed successors: 21903 Max successors for one state: 2 Number of times merged: 1255 Number of times stopped: 1617 Number of times breaked: 0 Total time for CPA algorithm: 48.810s (Max: 48.810s) Time for choose from waitlist: 0.033s Time for precision adjustment: 0.055s Time for transfer relation: 1.743s Time for merge operator: 35.567s Time for stop operator: 11.197s Time for adding to reached set: 0.072s 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: 492.703s 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: 0.039s Time for path formula creation: 0.039s Time for strengthen operator: 0.000s Time for prec operator: 0.000s Time for abstraction: 0.000s (Max: 0.000s, 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: 0.000s 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: 0.001s 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: 0.077s (Max: 0.044s) Time for choose from waitlist: 0.000s Time for precision adjustment: 0.011s Time for transfer relation: 0.061s Time for merge operator: 0.002s Time for stop operator: 0.000s Time for adding to reached set: 0.002s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.078s Time for final sat check: 3.267s Time for bounding assertions check: 1.156s Time for induction formula creation: 0.443s Time for induction check: 487.329s 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: 0.077s (Max: 0.044s) Time for choose from waitlist: 0.000s Time for precision adjustment: 0.011s Time for transfer relation: 0.061s Time for merge operator: 0.002s Time for stop operator: 0.000s Time for adding to reached set: 0.002s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.078s Time for final sat check: 3.267s Time for bounding assertions check: 1.156s Time for induction formula creation: 0.443s Time for induction check: 487.329s 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: 1.146s Time for loading CPAs: 0.357s Time for loading parser: 0.218s Time for CFA construction: 0.549s Time for parsing file(s): 0.252s Time for AST to CFA: 0.137s Time for CFA sanity check: 0.000s Time for post-processing: 0.107s Time for loop structure: 0.007s Time for AST structure: 0.000s Time for function pointers resolving: 0.004s 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: 0.071s Time for collecting variables: 0.052s Time for solving dependencies: 0.000s Time for building hierarchy: 0.000s Time for building classification: 0.019s Time for exporting data: 0.000s Time for Analysis: 875.900s CPU time for analysis: 897.970s Total time for CPAchecker: 877.047s Total CPU time for CPAchecker: 900.150s Time for statistics: 0.018s Time for Garbage Collector: 0.870s (in 124 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".