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/divbin2_unwindbound50.i -------------------------------------------------------------------------------- Running CPAchecker with Java heap of size 10000M. Running CPAchecker with default stack size (1024k). Specify a larger value with --stack if needed. Language C detected and set for analysis (CPAMain.detectFrontendLanguageIfNecessary, INFO) Using the following resource limits: CPU-time limit of 900s (ResourceLimitChecker.fromConfiguration, INFO) CPAchecker 3.1-svn-5f8d539e99+ / svcomp24 (OpenJDK 64-Bit Server VM 17.0.9) started (CPAchecker.run, INFO) Parsing CFA from file(s) "sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound50.i" (CPAchecker.parse, INFO) Using heuristics to select analysis (CoreComponentsFactory.createAlgorithm, INFO) The following configuration options were specified but are not used: cpa.callstack.unsupportedFunctions termination.violation.witness cpa.predicate.memoryAllocationsAlwaysSucceed cpa.arg.compressWitness cpa.arg.yamlProofWitness cpa.callstack.skipFunctionPointerRecursion counterexample.export.yaml cpa.composite.aggregateBasicBlocks counterexample.export.graphml counterexample.export.compressWitness cpa.arg.proofWitness witness.yamlexporter.witnessVersions (CPAchecker.printConfigurationWarnings, WARNING) Starting analysis ... (CPAchecker.runAlgorithm, INFO) Performing heuristic ... (SelectionAlgorithm.chooseConfig, INFO) Using the following resource limits: CPU-time limit of 900s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--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: 130.497s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 8.20 (sum: 730248, count: 89104, min: 0, max: 9) Number of global variables per state: 1.00 (sum: 89102, count: 89104, min: 0, max: 1) Number of assumptions: 75745 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 89103 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.151s Total time for path thresholds: 0.000s SymbolicValueAnalysisPrecisionAdjustment statistics --------------------------------------------------- Symbolic values before refinement: 199505 (count: 89103, min: 0, max: 3, avg: 2.24) Symbolic values after refinement: 199505 (count: 89103, min: 0, max: 3, avg: 2.24) ConstraintsStrengthenOperator statistics ---------------------------------------- Total time for strengthening by ConstraintsCPA: 0.003s Replaced symbolic expressions: 0 ConstraintsCPA statistics ------------------------- Time for solving constraints: 29.677s Time for SMT check: 12.070s Time for resolving definites: 4.423s Cache lookups: 49716 Direct cache hits: 34456 Direct cache lookup time: 0.047s Number of removed outdated constraints: 0 (count: 36703, min: 0, max: 0, avg: 0.00) Time for outdated constraint removal: 2.232s Constraints after refinement in state: 2272000 (count: 89103, min: 0, max: 36, avg: 25.50) Constraints before refinement in state: 2272000 (count: 89103, min: 0, max: 36, avg: 25.50) Time for constraints adjustment: 0.946s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.148s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 112907, count: 112907, min: 1, max: 1) [1 x 112907] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 85509 Max size of waitlist: 3596 Average size of waitlist: 1789 Number of computed successors: 89103 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: 130.291s (Max: 130.291s) Time for choose from waitlist: 0.066s Time for precision adjustment: 1.571s Time for transfer relation: 34.875s Time for stop operator: 93.307s Time for adding to reached set: 0.164s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPA algorithm statistics ------------------------ Number of iterations: 85509 Max size of waitlist: 3596 Average size of waitlist: 1789 Number of computed successors: 89103 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: 130.291s (Max: 130.291s) Time for choose from waitlist: 0.066s Time for precision adjustment: 1.571s Time for transfer relation: 34.875s Time for stop operator: 93.307s Time for adding to reached set: 0.164s 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) Warning: Analysis 2 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 2 of 7 =============================== Total time for algorithm 2: 52.915s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 2.13 (sum: 49, count: 23, min: 0, max: 3) Number of global variables per state: 0.91 (sum: 21, count: 23, min: 0, max: 1) Number of assumptions: 34 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 68 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: 1.00 (sum: 136, count: 136, min: 1, max: 1) [1 x 136] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 59 Max size of waitlist: 4 Average size of waitlist: 2 Number of computed successors: 68 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 1 Number of times breaked: 3 Total time for CPA algorithm: 0.022s (Max: 0.009s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.004s Time for transfer relation: 0.013s Time for stop operator: 0.002s Time for adding to reached set: 0.000s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 3 Number of targets found: 3 (count: 3, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.048s 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: 0.007s Number of interpolations: 2 Number of interpolation queries: 20 (count: 15, min: 0, max: 4, avg: 1.33) Size of interpolant: 0.73 (sum: 11, count: 15, min: 0, max: 1) Number of sliced prefixes: 2 (count: 2, min: 1, max: 1, avg: 1.00) Extracting infeasible sliced prefixes: 0.008s Selecting infeasible sliced prefixes: 0.002s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 3 Number of successful refinements: 2 Number of failed refinements: 0 Max. size of reached set before ref.: 24 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 23.33 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.087s Time for refinements: 0.064s Average time for refinement: 0.021s Max time for refinement: 0.034s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 1 Number of infeasible paths: 0 (0%) Time for counterexample checks: 52.783s CPA algorithm statistics ------------------------ Number of iterations: 59 Max size of waitlist: 4 Average size of waitlist: 2 Number of computed successors: 68 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 1 Number of times breaked: 3 Total time for CPA algorithm: 0.022s (Max: 0.009s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.004s Time for transfer relation: 0.013s Time for stop operator: 0.002s Time for adding to reached set: 0.000s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 3 Number of targets found: 3 (count: 3, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.048s 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: 0.007s Number of interpolations: 2 Number of interpolation queries: 20 (count: 15, min: 0, max: 4, avg: 1.33) Size of interpolant: 0.73 (sum: 11, count: 15, min: 0, max: 1) Number of sliced prefixes: 2 (count: 2, min: 1, max: 1, avg: 1.00) Extracting infeasible sliced prefixes: 0.008s Selecting infeasible sliced prefixes: 0.002s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 3 Number of successful refinements: 2 Number of failed refinements: 0 Max. size of reached set before ref.: 24 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 23.33 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.087s Time for refinements: 0.064s Average time for refinement: 0.021s Max time for refinement: 0.034s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 1 Number of infeasible paths: 0 (0%) Time for counterexample checks: 52.783s 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: 197.042s PredicateCPA statistics ----------------------- Number of abstractions: 497 (10% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 226 (45%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 271 (55%) Times precision was empty: 6 (1%) Times precision was {false}: 269 (54%) Times result was cached: 2 (0%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 220 (44%) Times result was 'false': 296 (60%) Number of strengthen sat checks: 0 Number of coverage checks: 3720 BDD entailment checks: 3104 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 11 Avg ABE block size: 7.40 (sum: 3679, count: 497, min: 4, max: 11) Number of predicates discovered: 62 Number of abstraction locations: 3 Max number of predicates per location: 48 Avg number of predicates per location: 27 Total predicates per abstraction: 7379 Max number of predicates per abstraction: 48 Avg number of predicates per abstraction: 15.09 Number of irrelevant predicates: 443 (6%) Number of preds handled by boolean abs: 6930 (94%) Total number of models for allsat: 1674 Max number of models for allsat: 261 Avg number of models for allsat: 7.61 Time for post operator: 0.066s Time for path formula creation: 0.063s Time for strengthen operator: 0.001s Time for prec operator: 194.296s Time for abstraction: 194.280s (Max: 72.006s, Count: 497) Boolean abstraction: 192.462s Solving time: 4.443s (Max: 0.121s) Model enumeration time: 188.557s Time for BDD construction: 0.220s (Max: 0.004s) Time for merge operator: 0.005s Time for coverage checks: 0.014s Time for BDD entailment checks: 0.012s Total time for SMT solver (w/o itp): 193.000s Number of path formula cache hits: 4080 (79%) Inside post operator: Inside path formula creation: Time for path formula computation: 0.049s Total number of created targets for pointer analysis: 0 Number of BDD nodes: 210443 Size of BDD node table: 524309 Size of BDD cache: 52433 Size of BDD node cleanup queue: 0.92 (sum: 19297, count: 20930, min: 0, max: 19297) Time for BDD node cleanup: 0.005s 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: 0.018s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 4782, count: 4782, min: 1, max: 1) [1 x 4782] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 3655 Max size of waitlist: 4 Average size of waitlist: 2 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 1246, min: 0, max: 0) CallstackSortedWaitlist: 680.00 (sum: 8160, count: 12, min: 8, max: 2409) Number of computed successors: 4293 Max successors for one state: 2 Number of times merged: 308 Number of times stopped: 308 Number of times breaked: 11 Total time for CPA algorithm: 194.478s (Max: 74.594s) Time for choose from waitlist: 0.004s Time for precision adjustment: 194.305s Time for transfer relation: 0.124s Time for merge operator: 0.029s Time for stop operator: 0.007s Time for adding to reached set: 0.005s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.007s Time for path feasibility check: 0.002s Time for predicate extraction from CFA: 0.004s Time for ARG update: 0.001s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 10 Avg. length of target path (in blocks): 7.50 (sum: 75, count: 10, min: 3, max: 12) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 2.484s Path-formulas extraction: 0.000s Counterexample analysis: 2.452s (Max: 1.260s, Calls: 11) Refinement sat check: 2.339s Interpolant computation: 0.056s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.010s Precision update: 0.011s ARG update: 0.006s Length of refined path (in blocks): 7.30 (sum: 73, count: 10, min: 3, max: 12) Number of affected states: 63 (count: 10, min: 2, max: 11, avg: 6.30) Length (states) of path with itp 'true': 0 (count: 10, min: 0, max: 0, avg: 0.00) Length (states) of path with itp non-trivial itp: 63 (count: 10, min: 2, max: 11, avg: 6.30) Length (states) of path with itp 'false': 2 (count: 10, min: 0, max: 1, avg: 0.20) Different non-trivial interpolants along paths: 41 (count: 10, min: 0, max: 9, avg: 4.10) Equal non-trivial interpolants along paths: 12 (count: 10, min: 0, max: 6, avg: 1.20) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 11 Number of successful refinements: 11 Number of failed refinements: 0 Max. size of reached set before ref.: 818 Max. size of reached set after ref.: 3 Avg. size of reached set before ref.: 267.00 Avg. size of reached set after ref.: 2.82 Total time for CEGAR algorithm: 196.975s Time for refinements: 2.494s Average time for refinement: 0.226s Max time for refinement: 1.264s CPA algorithm statistics ------------------------ Number of iterations: 3655 Max size of waitlist: 4 Average size of waitlist: 2 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 1246, min: 0, max: 0) CallstackSortedWaitlist: 680.00 (sum: 8160, count: 12, min: 8, max: 2409) Number of computed successors: 4293 Max successors for one state: 2 Number of times merged: 308 Number of times stopped: 308 Number of times breaked: 11 Total time for CPA algorithm: 194.478s (Max: 74.594s) Time for choose from waitlist: 0.004s Time for precision adjustment: 194.305s Time for transfer relation: 0.124s Time for merge operator: 0.029s Time for stop operator: 0.007s Time for adding to reached set: 0.005s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.007s Time for path feasibility check: 0.002s Time for predicate extraction from CFA: 0.004s Time for ARG update: 0.001s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 10 Avg. length of target path (in blocks): 7.50 (sum: 75, count: 10, min: 3, max: 12) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 2.484s Path-formulas extraction: 0.000s Counterexample analysis: 2.452s (Max: 1.260s, Calls: 11) Refinement sat check: 2.339s Interpolant computation: 0.056s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.010s Precision update: 0.011s ARG update: 0.006s Length of refined path (in blocks): 7.30 (sum: 73, count: 10, min: 3, max: 12) Number of affected states: 63 (count: 10, min: 2, max: 11, avg: 6.30) Length (states) of path with itp 'true': 0 (count: 10, min: 0, max: 0, avg: 0.00) Length (states) of path with itp non-trivial itp: 63 (count: 10, min: 2, max: 11, avg: 6.30) Length (states) of path with itp 'false': 2 (count: 10, min: 0, max: 1, avg: 0.20) Different non-trivial interpolants along paths: 41 (count: 10, min: 0, max: 9, avg: 4.10) Equal non-trivial interpolants along paths: 12 (count: 10, min: 0, max: 6, avg: 1.20) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 11 Number of successful refinements: 11 Number of failed refinements: 0 Max. size of reached set before ref.: 818 Max. size of reached set after ref.: 3 Avg. size of reached set before ref.: 267.00 Avg. size of reached set after ref.: 2.82 Total time for CEGAR algorithm: 196.975s Time for refinements: 2.494s Average time for refinement: 0.226s Max time for refinement: 1.264s 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: 50.946s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.105s Automaton transfers with branching: 0 Automaton transfer successors: 0.94 (sum: 29047, count: 30982, min: 0, max: 1) [0 x 1935, 1 x 29047] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 28205 Max size of waitlist: 642 Average size of waitlist: 316 ReversePostorderSortedWaitlist: 3037.00 (sum: 3037, count: 1, min: 3037, max: 3037) Number of computed successors: 29047 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 255 Number of times breaked: 0 Total time for CPA algorithm: 50.864s (Max: 50.864s) Time for choose from waitlist: 0.035s Time for precision adjustment: 0.059s Time for transfer relation: 2.249s Time for merge operator: 35.722s Time for stop operator: 12.593s Time for adding to reached set: 0.103s CPA algorithm statistics ------------------------ Number of iterations: 28205 Max size of waitlist: 642 Average size of waitlist: 316 ReversePostorderSortedWaitlist: 3037.00 (sum: 3037, count: 1, min: 3037, max: 3037) Number of computed successors: 29047 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 255 Number of times breaked: 0 Total time for CPA algorithm: 50.864s (Max: 50.864s) Time for choose from waitlist: 0.035s Time for precision adjustment: 0.059s Time for transfer relation: 2.249s Time for merge operator: 35.722s Time for stop operator: 12.593s Time for adding to reached set: 0.103s 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) Adjusting maxLoopIterations to 3 (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) Adjusting maxLoopIterations to 4 (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) Adjusting maxLoopIterations to 5 (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) Adjusting maxLoopIterations to 6 (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) Adjusting maxLoopIterations to 7 (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) Adjusting maxLoopIterations to 8 (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) Adjusting maxLoopIterations to 9 (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) Adjusting maxLoopIterations to 10 (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) Adjusting maxLoopIterations to 11 (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) Adjusting maxLoopIterations to 12 (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) Adjusting maxLoopIterations to 13 (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) Adjusting maxLoopIterations to 14 (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) Adjusting maxLoopIterations to 15 (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) 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: 0.0833 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: 4 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: 431.071s PredicateCPA statistics ----------------------- Number of abstractions: 135 (4% 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: 135 (100%) Times precision was empty: 135 (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: 210 BDD entailment checks: 0 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 247 Avg ABE block size: 119.89 (sum: 16185, count: 135, min: 20, max: 247) Number of predicates discovered: 0 Time for post operator: 0.054s Time for path formula creation: 0.054s Time for strengthen operator: 0.003s Time for prec operator: 0.003s Time for abstraction: 0.001s (Max: 0.001s, Count: 135) 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: 0.003s 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: 15 Maximum loop iteration reached: 16 ValueAnalysisCPA statistics --------------------------- Number of variables per state: 5.16 (sum: 12215, count: 2365, min: 0, max: 7) Number of global variables per state: 1.00 (sum: 2355, count: 2365, min: 0, max: 1) Number of assumptions: 1530 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 2602 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: 0.002s Automaton transfers with branching: 0 Automaton transfer successors: 0.95 (sum: 2602, count: 2737, min: 0, max: 1) [0 x 135, 1 x 2602] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 2512 Max size of waitlist: 3 Average size of waitlist: 2 LoopstackSortedWaitlist: 2.07 (sum: 1695, count: 817, min: 0, max: 179) ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 817, min: 0, max: 0) LoopIterationSortedWaitlist: 2.07 (sum: 1695, count: 817, min: 0, max: 179) CallstackSortedWaitlist: 642.67 (sum: 9640, count: 15, min: 15, max: 1695) Number of computed successors: 2602 Max successors for one state: 2 Number of times merged: 105 Number of times stopped: 105 Number of times breaked: 0 Total time for CPA algorithm: 0.147s (Max: 0.014s) Time for choose from waitlist: 0.001s Time for precision adjustment: 0.016s Time for transfer relation: 0.112s Time for merge operator: 0.003s Time for stop operator: 0.001s Time for adding to reached set: 0.007s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.157s Time for final sat check: 324.374s Time for bounding assertions check: 0.015s Time for induction formula creation: 2.064s Time for induction check: 103.259s CPA algorithm statistics ------------------------ Number of iterations: 2512 Max size of waitlist: 3 Average size of waitlist: 2 LoopstackSortedWaitlist: 2.07 (sum: 1695, count: 817, min: 0, max: 179) ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 817, min: 0, max: 0) LoopIterationSortedWaitlist: 2.07 (sum: 1695, count: 817, min: 0, max: 179) CallstackSortedWaitlist: 642.67 (sum: 9640, count: 15, min: 15, max: 1695) Number of computed successors: 2602 Max successors for one state: 2 Number of times merged: 105 Number of times stopped: 105 Number of times breaked: 0 Total time for CPA algorithm: 0.147s (Max: 0.014s) Time for choose from waitlist: 0.001s Time for precision adjustment: 0.016s Time for transfer relation: 0.112s Time for merge operator: 0.003s Time for stop operator: 0.001s Time for adding to reached set: 0.007s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.157s Time for final sat check: 324.374s Time for bounding assertions check: 0.015s Time for induction formula creation: 2.064s Time for induction check: 103.259s CPAchecker general statistics ----------------------------- Number of program locations: 69 Number of CFA edges (per node): 72 (count: 69, min: 0, max: 2, avg: 1.04) Number of relevant variables: 12 Number of functions: 4 Number of loops (and loop nodes): 2 (sum: 18, min: 6, max: 12, avg: 9.00) Size of reached set: 2365 Number of reached locations: 54 (78%) Avg states per location: 43 Max states per location: 135 (at node N14) Number of reached functions: 3 (75%) Number of target states: 16 Time for analysis setup: 1.201s Time for loading CPAs: 0.372s Time for loading parser: 0.225s Time for CFA construction: 0.560s Time for parsing file(s): 0.279s Time for AST to CFA: 0.144s Time for CFA sanity check: 0.000s Time for post-processing: 0.095s Time for loop structure: 0.005s Time for AST structure: 0.000s Time for function pointers resolving: 0.003s Function calls via function pointers: 0 (count: 1, min: 0, max: 0, avg: 0.00) Instrumented function pointer calls: 0 (count: 1, min: 0, max: 0, avg: 0.00) Function calls with function pointer arguments: 0 (count: 1, min: 0, max: 0, avg: 0.00) Instrumented function pointer arguments: 0 (count: 1, min: 0, max: 0, avg: 0.00) Time for classifying variables: 0.060s Time for collecting variables: 0.036s Time for solving dependencies: 0.000s Time for building hierarchy: 0.000s Time for building classification: 0.024s Time for exporting data: 0.000s Time for Analysis: 862.659s CPU time for analysis: 897.290s Total time for CPAchecker: 863.861s Total CPU time for CPAchecker: 899.610s Time for statistics: 0.048s Time for Garbage Collector: 2.810s (in 136 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".