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/fermat1-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/fermat1-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: 137.872s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 7.26 (sum: 10329, count: 1423, min: 0, max: 8) Number of global variables per state: 0.00 (sum: 0, count: 1423, min: 0, max: 0) Number of assumptions: 615 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 1422 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.014s Total time for path thresholds: 0.000s SymbolicValueAnalysisPrecisionAdjustment statistics --------------------------------------------------- Symbolic values before refinement: 6157 (count: 1422, min: 0, max: 6, avg: 4.33) Symbolic values after refinement: 6157 (count: 1422, min: 0, max: 6, avg: 4.33) ConstraintsStrengthenOperator statistics ---------------------------------------- Total time for strengthening by ConstraintsCPA: 0.000s Replaced symbolic expressions: 0 ConstraintsCPA statistics ------------------------- Time for solving constraints: 136.923s Time for SMT check: 92.500s Time for resolving definites: 29.190s Cache lookups: 603 Direct cache hits: 92 Direct cache lookup time: 0.003s Number of removed outdated constraints: 0 (count: 597, min: 0, max: 0, avg: 0.00) Time for outdated constraint removal: 0.238s Constraints after refinement in state: 29938 (count: 1422, min: 0, max: 31, avg: 21.05) Constraints before refinement in state: 29938 (count: 1422, min: 0, max: 31, avg: 21.05) Time for constraints adjustment: 0.054s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.021s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 1756, count: 1762, min: 0, max: 1) [0 x 6, 1 x 1756] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 1407 Max size of waitlist: 17 Average size of waitlist: 12 Number of computed successors: 1422 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: 137.687s (Max: 137.687s) Time for choose from waitlist: 0.003s Time for precision adjustment: 0.117s Time for transfer relation: 137.500s Time for stop operator: 0.035s Time for adding to reached set: 0.006s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPA algorithm statistics ------------------------ Number of iterations: 1407 Max size of waitlist: 17 Average size of waitlist: 12 Number of computed successors: 1422 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: 137.687s (Max: 137.687s) Time for choose from waitlist: 0.003s Time for precision adjustment: 0.117s Time for transfer relation: 137.500s Time for stop operator: 0.035s Time for adding to reached set: 0.006s 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) 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: 1.385s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 1.84 (sum: 156, count: 85, min: 0, max: 3) Number of global variables per state: 0.00 (sum: 0, count: 85, min: 0, max: 0) Number of assumptions: 84 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 199 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.002s 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: 0.006s Automaton transfers with branching: 0 Automaton transfer successors: 0.95 (sum: 252, count: 264, min: 0, max: 1) [0 x 12, 1 x 252] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 182 Max size of waitlist: 4 Average size of waitlist: 1 Number of computed successors: 199 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 12 Number of times breaked: 6 Total time for CPA algorithm: 0.027s (Max: 0.009s) Time for choose from waitlist: 0.005s Time for precision adjustment: 0.002s Time for transfer relation: 0.015s Time for stop operator: 0.001s Time for adding to reached set: 0.002s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 6 Number of targets found: 6 (count: 6, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.060s 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: 0.002s 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: 0.007s Selecting infeasible sliced prefixes: 0.002s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 6 Number of successful refinements: 2 Number of failed refinements: 0 Max. size of reached set before ref.: 84 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 62.67 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.112s Time for refinements: 0.085s Average time for refinement: 0.014s Max time for refinement: 0.042s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 4 Number of infeasible paths: 4 (100%) Time for counterexample checks: 1.218s CPA algorithm statistics ------------------------ Number of iterations: 182 Max size of waitlist: 4 Average size of waitlist: 1 Number of computed successors: 199 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 12 Number of times breaked: 6 Total time for CPA algorithm: 0.027s (Max: 0.009s) Time for choose from waitlist: 0.005s Time for precision adjustment: 0.002s Time for transfer relation: 0.015s Time for stop operator: 0.001s Time for adding to reached set: 0.002s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 6 Number of targets found: 6 (count: 6, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.060s 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: 0.002s 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: 0.007s Selecting infeasible sliced prefixes: 0.002s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 6 Number of successful refinements: 2 Number of failed refinements: 0 Max. size of reached set before ref.: 84 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 62.67 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.112s Time for refinements: 0.085s Average time for refinement: 0.014s Max time for refinement: 0.042s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 4 Number of infeasible paths: 4 (100%) Time for counterexample checks: 1.218s 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: 199.885s PredicateCPA statistics ----------------------- Number of abstractions: 25 (10% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 12 (48%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 13 (52%) Times precision was empty: 6 (24%) Times precision was {false}: 6 (24%) Times result was cached: 8 (32%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 5 (20%) Times result was 'false': 9 (36%) Number of strengthen sat checks: 0 Number of coverage checks: 18 BDD entailment checks: 2 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 26 Avg ABE block size: 7.52 (sum: 188, count: 25, min: 2, max: 26) Number of predicates discovered: 3 Number of abstraction locations: 4 Max number of predicates per location: 1 Avg number of predicates per location: 1 Total predicates per abstraction: 19 Max number of predicates per abstraction: 1 Avg number of predicates per abstraction: 1.73 Number of irrelevant predicates: 11 (58%) Number of preds handled by boolean abs: 5 (26%) Total number of models for allsat: 4 Max number of models for allsat: 1 Avg number of models for allsat: 0.80 Time for post operator: 0.018s Time for path formula creation: 0.018s Time for strengthen operator: 0.000s Time for prec operator: 198.826s Time for abstraction: 198.824s (Max: 198.328s, Count: 25) Boolean abstraction: 198.578s Solving time: 0.423s (Max: 0.094s) Model enumeration time: 198.330s Time for BDD construction: 0.003s (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): 198.753s Number of path formula cache hits: 162 (59%) Inside post operator: Inside path formula creation: Time for path formula computation: 0.016s Total number of created targets for pointer analysis: 0 Number of BDD nodes: 202 Size of BDD node table: 524309 Size of BDD cache: 52433 Size of BDD node cleanup queue: 0.00 (sum: 0, count: 73, min: 0, max: 0) Time for BDD node cleanup: 0.000s 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: 0.003s Automaton transfers with branching: 0 Automaton transfer successors: 0.97 (sum: 255, count: 263, min: 0, max: 1) [0 x 8, 1 x 255] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 196 Max size of waitlist: 3 Average size of waitlist: 1 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 125, min: 0, max: 0) CallstackSortedWaitlist: 38.20 (sum: 191, count: 5, min: 12, max: 71) Number of computed successors: 220 Max successors for one state: 2 Number of times merged: 8 Number of times stopped: 9 Number of times breaked: 4 Total time for CPA algorithm: 198.864s (Max: 198.468s) Time for choose from waitlist: 0.001s Time for precision adjustment: 198.827s Time for transfer relation: 0.031s Time for merge operator: 0.003s Time for stop operator: 0.000s Time for adding to reached set: 0.002s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.129s Time for path feasibility check: 0.123s Time for predicate extraction from CFA: 0.005s Time for ARG update: 0.001s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 3 Avg. length of target path (in blocks): 3.00 (sum: 9, count: 3, min: 2, max: 4) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 0.825s Path-formulas extraction: 0.000s Counterexample analysis: 0.938s (Max: 0.287s, Calls: 4) Refinement sat check: 0.854s Interpolant computation: 0.005s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.002s Precision update: 0.002s ARG update: 0.001s Length of refined path (in blocks): 3.00 (sum: 9, count: 3, min: 2, max: 4) Number of affected states: 6 (count: 3, min: 1, max: 3, avg: 2.00) Length (states) of path with itp 'true': 0 (count: 3, min: 0, max: 0, avg: 0.00) Length (states) of path with itp non-trivial itp: 6 (count: 3, min: 1, max: 3, avg: 2.00) Length (states) of path with itp 'false': 0 (count: 3, min: 0, max: 0, avg: 0.00) Different non-trivial interpolants along paths: 0 (count: 3, min: 0, max: 0, avg: 0.00) Equal non-trivial interpolants along paths: 3 (count: 3, min: 0, max: 2, avg: 1.00) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 4 Number of successful refinements: 4 Number of failed refinements: 0 Max. size of reached set before ref.: 77 Max. size of reached set after ref.: 37 Avg. size of reached set before ref.: 58.00 Avg. size of reached set after ref.: 28.00 Total time for CEGAR algorithm: 199.819s Time for refinements: 0.955s Average time for refinement: 0.238s Max time for refinement: 0.293s CPA algorithm statistics ------------------------ Number of iterations: 196 Max size of waitlist: 3 Average size of waitlist: 1 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 125, min: 0, max: 0) CallstackSortedWaitlist: 38.20 (sum: 191, count: 5, min: 12, max: 71) Number of computed successors: 220 Max successors for one state: 2 Number of times merged: 8 Number of times stopped: 9 Number of times breaked: 4 Total time for CPA algorithm: 198.864s (Max: 198.468s) Time for choose from waitlist: 0.001s Time for precision adjustment: 198.827s Time for transfer relation: 0.031s Time for merge operator: 0.003s Time for stop operator: 0.000s Time for adding to reached set: 0.002s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.129s Time for path feasibility check: 0.123s Time for predicate extraction from CFA: 0.005s Time for ARG update: 0.001s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 3 Avg. length of target path (in blocks): 3.00 (sum: 9, count: 3, min: 2, max: 4) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 0.825s Path-formulas extraction: 0.000s Counterexample analysis: 0.938s (Max: 0.287s, Calls: 4) Refinement sat check: 0.854s Interpolant computation: 0.005s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.002s Precision update: 0.002s ARG update: 0.001s Length of refined path (in blocks): 3.00 (sum: 9, count: 3, min: 2, max: 4) Number of affected states: 6 (count: 3, min: 1, max: 3, avg: 2.00) Length (states) of path with itp 'true': 0 (count: 3, min: 0, max: 0, avg: 0.00) Length (states) of path with itp non-trivial itp: 6 (count: 3, min: 1, max: 3, avg: 2.00) Length (states) of path with itp 'false': 0 (count: 3, min: 0, max: 0, avg: 0.00) Different non-trivial interpolants along paths: 0 (count: 3, min: 0, max: 0, avg: 0.00) Equal non-trivial interpolants along paths: 3 (count: 3, min: 0, max: 2, avg: 1.00) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 4 Number of successful refinements: 4 Number of failed refinements: 0 Max. size of reached set before ref.: 77 Max. size of reached set after ref.: 37 Avg. size of reached set before ref.: 58.00 Avg. size of reached set after ref.: 28.00 Total time for CEGAR algorithm: 199.819s Time for refinements: 0.955s Average time for refinement: 0.238s Max time for refinement: 0.293s 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: 46.749s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.211s Automaton transfers with branching: 0 Automaton transfer successors: 0.92 (sum: 31883, count: 34521, min: 0, max: 1) [0 x 2638, 1 x 31883] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 30788 Max size of waitlist: 305 Average size of waitlist: 183 ReversePostorderSortedWaitlist: 7264.00 (sum: 7264, count: 1, min: 7264, max: 7264) Number of computed successors: 31883 Max successors for one state: 2 Number of times merged: 4358 Number of times stopped: 5096 Number of times breaked: 0 Total time for CPA algorithm: 46.670s (Max: 46.670s) Time for choose from waitlist: 0.044s Time for precision adjustment: 0.111s Time for transfer relation: 3.001s Time for merge operator: 33.684s Time for stop operator: 9.484s Time for adding to reached set: 0.105s CPA algorithm statistics ------------------------ Number of iterations: 30788 Max size of waitlist: 305 Average size of waitlist: 183 ReversePostorderSortedWaitlist: 7264.00 (sum: 7264, count: 1, min: 7264, max: 7264) Number of computed successors: 31883 Max successors for one state: 2 Number of times merged: 4358 Number of times stopped: 5096 Number of times breaked: 0 Total time for CPA algorithm: 46.670s (Max: 46.670s) Time for choose from waitlist: 0.044s Time for precision adjustment: 0.111s Time for transfer relation: 3.001s Time for merge operator: 33.684s Time for stop operator: 9.484s Time for adding to reached set: 0.105s 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) 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: 491.987s PredicateCPA statistics ----------------------- Number of abstractions: 4 (3% 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: 4 (100%) Times precision was empty: 4 (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: 8 BDD entailment checks: 0 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 34 Avg ABE block size: 31.00 (sum: 124, count: 4, min: 28, max: 34) Number of predicates discovered: 0 Time for post operator: 0.016s Time for path formula creation: 0.016s Time for strengthen operator: 0.001s Time for prec operator: 0.000s Time for abstraction: 0.000s (Max: 0.000s, Count: 4) 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: 1 Maximum loop iteration reached: 2 ValueAnalysisCPA statistics --------------------------- Number of variables per state: 0.70 (sum: 74, count: 105, min: 0, max: 3) Number of global variables per state: 0.00 (sum: 0, count: 105, min: 0, max: 0) Number of assumptions: 30 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 112 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: 0.000s Automaton transfers with branching: 0 Automaton transfer successors: 0.93 (sum: 112, count: 120, min: 0, max: 1) [0 x 8, 1 x 112] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 109 Max size of waitlist: 3 Average size of waitlist: 1 LoopstackSortedWaitlist: 0.43 (sum: 31, count: 72, min: 0, max: 15) ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 75, min: 0, max: 0) LoopIterationSortedWaitlist: 0.39 (sum: 28, count: 72, min: 0, max: 12) CallstackSortedWaitlist: 37.00 (sum: 37, count: 1, min: 37, max: 37) Number of computed successors: 112 Max successors for one state: 2 Number of times merged: 4 Number of times stopped: 4 Number of times breaked: 0 Total time for CPA algorithm: 0.041s (Max: 0.041s) Time for choose from waitlist: 0.001s Time for precision adjustment: 0.011s Time for transfer relation: 0.028s Time for merge operator: 0.000s Time for stop operator: 0.000s Time for adding to reached set: 0.000s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.042s Time for final sat check: 0.344s Time for bounding assertions check: 0.153s Time for induction formula creation: 0.164s Time for induction check: 491.127s CPA algorithm statistics ------------------------ Number of iterations: 109 Max size of waitlist: 3 Average size of waitlist: 1 LoopstackSortedWaitlist: 0.43 (sum: 31, count: 72, min: 0, max: 15) ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 75, min: 0, max: 0) LoopIterationSortedWaitlist: 0.39 (sum: 28, count: 72, min: 0, max: 12) CallstackSortedWaitlist: 37.00 (sum: 37, count: 1, min: 37, max: 37) Number of computed successors: 112 Max successors for one state: 2 Number of times merged: 4 Number of times stopped: 4 Number of times breaked: 0 Total time for CPA algorithm: 0.041s (Max: 0.041s) Time for choose from waitlist: 0.001s Time for precision adjustment: 0.011s Time for transfer relation: 0.028s Time for merge operator: 0.000s Time for stop operator: 0.000s Time for adding to reached set: 0.000s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.042s Time for final sat check: 0.344s Time for bounding assertions check: 0.153s Time for induction formula creation: 0.164s Time for induction check: 491.128s CPAchecker general statistics ----------------------------- Number of program locations: 77 Number of CFA edges (per node): 95 (count: 77, min: 0, max: 4, avg: 1.23) Number of relevant variables: 12 Number of functions: 4 Number of loops (and loop nodes): 3 (sum: 32, min: 6, max: 20, avg: 10.67) Size of reached set: 105 Number of reached locations: 69 (90%) Avg states per location: 1 Max states per location: 4 (at node N4) Number of reached functions: 3 (75%) Number of target states: 0 Time for analysis setup: 1.282s Time for loading CPAs: 0.415s Time for loading parser: 0.210s Time for CFA construction: 0.637s Time for parsing file(s): 0.292s Time for AST to CFA: 0.165s Time for CFA sanity check: 0.000s Time for post-processing: 0.124s Time for loop structure: 0.009s 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: 0.082s Time for collecting variables: 0.053s Time for solving dependencies: 0.001s Time for building hierarchy: 0.000s Time for building classification: 0.028s Time for exporting data: 0.000s Time for Analysis: 877.959s CPU time for analysis: 897.010s Total time for CPAchecker: 879.242s Total CPU time for CPAchecker: 899.530s Time for statistics: 0.020s Time for Garbage Collector: 0.783s (in 113 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".