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/cohendiv-ll_unwindbound50.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/cohendiv-ll_unwindbound50.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: 137.573s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 9.28 (sum: 25287, count: 2726, min: 0, max: 10) Number of global variables per state: 1.00 (sum: 2724, count: 2726, min: 0, max: 1) Number of assumptions: 1465 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 2725 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.022s Total time for path thresholds: 0.000s SymbolicValueAnalysisPrecisionAdjustment statistics --------------------------------------------------- Symbolic values before refinement: 11846 (count: 2725, min: 0, max: 7, avg: 4.35) Symbolic values after refinement: 11846 (count: 2725, min: 0, max: 7, avg: 4.35) ConstraintsStrengthenOperator statistics ---------------------------------------- Total time for strengthening by ConstraintsCPA: 0.001s Replaced symbolic expressions: 0 ConstraintsCPA statistics ------------------------- Time for solving constraints: 136.401s Time for SMT check: 134.310s Time for resolving definites: 0.698s Cache lookups: 1219 Direct cache hits: 503 Direct cache lookup time: 0.004s Number of removed outdated constraints: 0 (count: 1096, min: 0, max: 0, avg: 0.00) Time for outdated constraint removal: 0.327s Constraints after refinement in state: 77548 (count: 2725, min: 0, max: 41, avg: 28.46) Constraints before refinement in state: 77548 (count: 2725, min: 0, max: 41, avg: 28.46) Time for constraints adjustment: 0.081s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.027s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 3407, count: 3408, min: 0, max: 1) [0, 1 x 3407] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 2707 Max size of waitlist: 26 Average size of waitlist: 13 Number of computed successors: 2725 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: 137.403s (Max: 137.403s) Time for choose from waitlist: 0.004s Time for precision adjustment: 0.161s Time for transfer relation: 137.151s Time for stop operator: 0.051s Time for adding to reached set: 0.010s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPA algorithm statistics ------------------------ Number of iterations: 2707 Max size of waitlist: 26 Average size of waitlist: 13 Number of computed successors: 2725 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: 137.403s (Max: 137.403s) Time for choose from waitlist: 0.004s Time for precision adjustment: 0.161s Time for transfer relation: 137.151s Time for stop operator: 0.051s Time for adding to reached set: 0.010s 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: 57.104s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 1.38 (sum: 29, count: 21, min: 0, max: 2) Number of global variables per state: 0.90 (sum: 19, count: 21, min: 0, max: 1) Number of assumptions: 14 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 41 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: 0.005s Automaton transfers with branching: 0 Automaton transfer successors: 0.98 (sum: 81, count: 83, min: 0, max: 1) [0 x 2, 1 x 81] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 38 Max size of waitlist: 3 Average size of waitlist: 1 Number of computed successors: 41 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 0 Number of times breaked: 2 Total time for CPA algorithm: 0.012s (Max: 0.008s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.003s Time for transfer relation: 0.006s Time for stop operator: 0.000s Time for adding to reached set: 0.001s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 2 Number of targets found: 2 (count: 2, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.047s Number of root relocations: 0 Number of similar, repeated refinements: 0 Number of unique precision increments: 1 PathExtractor statistics ------------------------ Total number of targets found: 0 ValueAnalysisPathInterpolator statistics ---------------------------------------- Time for interpolation: 0.004s Number of interpolations: 1 Number of interpolation queries: 10 (count: 11, min: 0, max: 2, avg: 0.91) Size of interpolant: 0.82 (sum: 9, count: 11, min: 0, max: 1) Number of sliced prefixes: 1 (count: 1, min: 1, max: 1, avg: 1.00) Extracting infeasible sliced prefixes: 0.006s Selecting infeasible sliced prefixes: 0.002s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 2 Number of successful refinements: 1 Number of failed refinements: 0 Max. size of reached set before ref.: 22 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 21.50 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.075s Time for refinements: 0.063s Average time for refinement: 0.031s Max time for refinement: 0.044s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 1 Number of infeasible paths: 0 (0%) Time for counterexample checks: 56.981s CPA algorithm statistics ------------------------ Number of iterations: 38 Max size of waitlist: 3 Average size of waitlist: 1 Number of computed successors: 41 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 0 Number of times breaked: 2 Total time for CPA algorithm: 0.012s (Max: 0.008s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.003s Time for transfer relation: 0.006s Time for stop operator: 0.000s Time for adding to reached set: 0.001s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 2 Number of targets found: 2 (count: 2, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.047s Number of root relocations: 0 Number of similar, repeated refinements: 0 Number of unique precision increments: 1 PathExtractor statistics ------------------------ Total number of targets found: 0 ValueAnalysisPathInterpolator statistics ---------------------------------------- Time for interpolation: 0.004s Number of interpolations: 1 Number of interpolation queries: 10 (count: 11, min: 0, max: 2, avg: 0.91) Size of interpolant: 0.82 (sum: 9, count: 11, min: 0, max: 1) Number of sliced prefixes: 1 (count: 1, min: 1, max: 1, avg: 1.00) Extracting infeasible sliced prefixes: 0.006s Selecting infeasible sliced prefixes: 0.002s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 2 Number of successful refinements: 1 Number of failed refinements: 0 Max. size of reached set before ref.: 22 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 21.50 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.075s Time for refinements: 0.063s Average time for refinement: 0.031s Max time for refinement: 0.044s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 1 Number of infeasible paths: 0 (0%) Time for counterexample checks: 56.981s 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: 199.714s PredicateCPA statistics ----------------------- Number of abstractions: 45 (11% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 14 (31%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 31 (69%) Times precision was empty: 5 (11%) Times precision was {false}: 23 (51%) Times result was cached: 8 (18%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 9 (20%) Times result was 'false': 23 (51%) Number of strengthen sat checks: 0 Number of coverage checks: 16 BDD entailment checks: 4 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 15 Avg ABE block size: 8.58 (sum: 386, count: 45, min: 5, max: 15) Number of predicates discovered: 13 Number of abstraction locations: 3 Max number of predicates per location: 8 Avg number of predicates per location: 5 Total predicates per abstraction: 84 Max number of predicates per abstraction: 8 Avg number of predicates per abstraction: 2.63 Number of irrelevant predicates: 29 (35%) Number of preds handled by boolean abs: 45 (54%) Total number of models for allsat: 12 Max number of models for allsat: 3 Avg number of models for allsat: 1.33 Time for post operator: 0.015s Time for path formula creation: 0.014s Time for strengthen operator: 0.002s Time for prec operator: 0.253s Time for abstraction: 0.252s (Max: 0.045s, Count: 45) Boolean abstraction: 0.023s Solving time: 0.180s (Max: 0.038s) Model enumeration time: 0.007s Time for BDD construction: 0.006s (Max: 0.005s) Time for merge operator: 0.000s Time for coverage checks: 0.000s Time for BDD entailment checks: 0.000s Total time for SMT solver (w/o itp): 0.187s Number of path formula cache hits: 293 (71%) Inside post operator: Inside path formula creation: Time for path formula computation: 0.010s Total number of created targets for pointer analysis: 0 Number of BDD nodes: 337 Size of BDD node table: 524309 Size of BDD cache: 52433 Size of BDD node cleanup queue: 0.00 (sum: 0, count: 280, 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: 0.99 (sum: 392, count: 394, min: 0, max: 1) [0 x 2, 1 x 392] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 287 Max size of waitlist: 4 Average size of waitlist: 2 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 164, min: 0, max: 0) CallstackSortedWaitlist: 50.13 (sum: 401, count: 8, min: 4, max: 123) Number of computed successors: 334 Max successors for one state: 2 Number of times merged: 6 Number of times stopped: 6 Number of times breaked: 8 Total time for CPA algorithm: 0.285s (Max: 0.083s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.255s Time for transfer relation: 0.024s Time for merge operator: 0.000s Time for stop operator: 0.001s Time for adding to reached set: 0.000s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.006s Time for path feasibility check: 0.002s Time for predicate extraction from CFA: 0.003s Time for ARG update: 0.001s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 7 Avg. length of target path (in blocks): 3.00 (sum: 21, count: 7, min: 2, max: 4) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 199.356s Path-formulas extraction: 0.001s Counterexample analysis: 199.342s (Max: 198.616s, Calls: 8) Refinement sat check: 199.222s Interpolant computation: 0.004s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.005s Precision update: 0.003s ARG update: 0.003s Length of refined path (in blocks): 2.83 (sum: 17, count: 6, min: 2, max: 4) Number of affected states: 10 (count: 6, min: 1, max: 2, avg: 1.67) Length (states) of path with itp 'true': 1 (count: 6, min: 0, max: 1, avg: 0.17) Length (states) of path with itp non-trivial itp: 10 (count: 6, min: 1, max: 2, avg: 1.67) Length (states) of path with itp 'false': 0 (count: 6, min: 0, max: 0, avg: 0.00) Different non-trivial interpolants along paths: 3 (count: 6, min: 0, max: 1, avg: 0.50) Equal non-trivial interpolants along paths: 1 (count: 6, min: 0, max: 1, avg: 0.17) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 8 Number of successful refinements: 7 Number of failed refinements: 0 Max. size of reached set before ref.: 84 Max. size of reached set after ref.: 39 Avg. size of reached set before ref.: 49.50 Avg. size of reached set after ref.: 12.86 Total time for CEGAR algorithm: 199.649s Time for refinements: 199.364s Average time for refinement: 24.920s Max time for refinement: 198.617s CPA algorithm statistics ------------------------ Number of iterations: 287 Max size of waitlist: 4 Average size of waitlist: 2 ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 164, min: 0, max: 0) CallstackSortedWaitlist: 50.13 (sum: 401, count: 8, min: 4, max: 123) Number of computed successors: 334 Max successors for one state: 2 Number of times merged: 6 Number of times stopped: 6 Number of times breaked: 8 Total time for CPA algorithm: 0.285s (Max: 0.083s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.255s Time for transfer relation: 0.024s Time for merge operator: 0.000s Time for stop operator: 0.001s Time for adding to reached set: 0.000s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.006s Time for path feasibility check: 0.002s Time for predicate extraction from CFA: 0.003s Time for ARG update: 0.001s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 7 Avg. length of target path (in blocks): 3.00 (sum: 21, count: 7, min: 2, max: 4) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 199.356s Path-formulas extraction: 0.001s Counterexample analysis: 199.342s (Max: 198.616s, Calls: 8) Refinement sat check: 199.222s Interpolant computation: 0.004s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.005s Precision update: 0.003s ARG update: 0.003s Length of refined path (in blocks): 2.83 (sum: 17, count: 6, min: 2, max: 4) Number of affected states: 10 (count: 6, min: 1, max: 2, avg: 1.67) Length (states) of path with itp 'true': 1 (count: 6, min: 0, max: 1, avg: 0.17) Length (states) of path with itp non-trivial itp: 10 (count: 6, min: 1, max: 2, avg: 1.67) Length (states) of path with itp 'false': 0 (count: 6, min: 0, max: 0, avg: 0.00) Different non-trivial interpolants along paths: 3 (count: 6, min: 0, max: 1, avg: 0.50) Equal non-trivial interpolants along paths: 1 (count: 6, min: 0, max: 1, avg: 0.17) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 8 Number of successful refinements: 7 Number of failed refinements: 0 Max. size of reached set before ref.: 84 Max. size of reached set after ref.: 39 Avg. size of reached set before ref.: 49.50 Avg. size of reached set after ref.: 12.86 Total time for CEGAR algorithm: 199.649s Time for refinements: 199.364s Average time for refinement: 24.920s Max time for refinement: 198.617s 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: 46.487s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.217s Automaton transfers with branching: 0 Automaton transfer successors: 0.92 (sum: 58374, count: 63207, min: 0, max: 1) [0 x 4833, 1 x 58374] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 56930 Max size of waitlist: 504 Average size of waitlist: 241 ReversePostorderSortedWaitlist: 12014.00 (sum: 12014, count: 1, min: 12014, max: 12014) Number of computed successors: 58374 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 943 Number of times breaked: 0 Total time for CPA algorithm: 46.410s (Max: 46.410s) Time for choose from waitlist: 0.042s Time for precision adjustment: 0.065s Time for transfer relation: 3.766s Time for merge operator: 34.113s Time for stop operator: 8.106s Time for adding to reached set: 0.133s CPA algorithm statistics ------------------------ Number of iterations: 56930 Max size of waitlist: 504 Average size of waitlist: 241 ReversePostorderSortedWaitlist: 12014.00 (sum: 12014, count: 1, min: 12014, max: 12014) Number of computed successors: 58374 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 943 Number of times breaked: 0 Total time for CPA algorithm: 46.410s (Max: 46.410s) Time for choose from waitlist: 0.042s Time for precision adjustment: 0.065s Time for transfer relation: 3.766s Time for merge operator: 34.113s Time for stop operator: 8.106s Time for adding to reached set: 0.133s 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) 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: 432.070s PredicateCPA statistics ----------------------- Number of abstractions: 147 (8% 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: 147 (100%) Times precision was empty: 147 (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: 50 BDD entailment checks: 0 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 149 Avg ABE block size: 95.31 (sum: 14010, count: 147, min: 20, max: 149) Number of predicates discovered: 0 Time for post operator: 0.064s Time for path formula creation: 0.064s Time for strengthen operator: 0.004s Time for prec operator: 0.000s Time for abstraction: 0.000s (Max: 0.000s, Count: 147) Solving time: 0.000s (Max: 0.000s) Model enumeration time: 0.000s Time for BDD construction: 0.000s (Max: 0.000s) Time for merge operator: 0.001s Time for coverage checks: 0.000s Total time for SMT solver (w/o itp): 0.000s Total number of created targets for pointer analysis: 0 KeyValue statistics ------------------- Init. function predicates: 0 Init. global predicates: 0 Init. location predicates: 0 Invariant Generation statistics ------------------------------- Bounds CPA statistics --------------------- Bound k: 6 Maximum loop iteration reached: 7 ValueAnalysisCPA statistics --------------------------- Number of variables per state: 3.90 (sum: 6032, count: 1548, min: 0, max: 6) Number of global variables per state: 0.99 (sum: 1540, count: 1548, min: 0, max: 1) Number of assumptions: 548 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 1697 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: 0.003s Automaton transfers with branching: 0 Automaton transfer successors: 0.92 (sum: 1697, count: 1845, min: 0, max: 1) [0 x 148, 1 x 1697] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 1703 Max size of waitlist: 14 Average size of waitlist: 6 LoopstackSortedWaitlist: 1.17 (sum: 918, count: 785, min: 0, max: 184) ReversePostorderSortedWaitlist: 0.32 (sum: 256, count: 799, min: 0, max: 75) LoopIterationSortedWaitlist: 1.15 (sum: 904, count: 785, min: 0, max: 182) CallstackSortedWaitlist: 398.00 (sum: 2388, count: 6, min: 28, max: 918) Number of computed successors: 1697 Max successors for one state: 2 Number of times merged: 25 Number of times stopped: 25 Number of times breaked: 0 Total time for CPA algorithm: 0.169s (Max: 0.045s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.017s Time for transfer relation: 0.130s Time for merge operator: 0.002s Time for stop operator: 0.002s Time for adding to reached set: 0.008s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.174s Time for final sat check: 381.658s Time for bounding assertions check: 3.815s Time for induction formula creation: 0.721s Time for induction check: 44.698s CPA algorithm statistics ------------------------ Number of iterations: 1703 Max size of waitlist: 14 Average size of waitlist: 6 LoopstackSortedWaitlist: 1.17 (sum: 918, count: 785, min: 0, max: 184) ReversePostorderSortedWaitlist: 0.32 (sum: 256, count: 799, min: 0, max: 75) LoopIterationSortedWaitlist: 1.15 (sum: 904, count: 785, min: 0, max: 182) CallstackSortedWaitlist: 398.00 (sum: 2388, count: 6, min: 28, max: 918) Number of computed successors: 1697 Max successors for one state: 2 Number of times merged: 25 Number of times stopped: 25 Number of times breaked: 0 Total time for CPA algorithm: 0.169s (Max: 0.045s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.017s Time for transfer relation: 0.130s Time for merge operator: 0.002s Time for stop operator: 0.002s Time for adding to reached set: 0.008s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.174s Time for final sat check: 381.658s Time for bounding assertions check: 3.815s Time for induction formula creation: 0.721s Time for induction check: 44.698s CPAchecker general statistics ----------------------------- Number of program locations: 71 Number of CFA edges (per node): 86 (count: 71, min: 0, max: 7, avg: 1.21) Number of relevant variables: 14 Number of functions: 4 Number of loops (and loop nodes): 2 (sum: 35, min: 11, max: 24, avg: 17.50) Size of reached set: 1548 Number of reached locations: 64 (90%) Avg states per location: 24 Max states per location: 147 (at node N10) Number of reached functions: 4 (100%) Number of target states: 42 Time for analysis setup: 1.165s Time for loading CPAs: 0.347s Time for loading parser: 0.201s Time for CFA construction: 0.580s Time for parsing file(s): 0.291s Time for AST to CFA: 0.145s Time for CFA sanity check: 0.000s Time for post-processing: 0.101s Time for loop structure: 0.007s Time for AST structure: 0.000s Time for function pointers resolving: 0.002s 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: 0.065s Time for collecting variables: 0.040s Time for solving dependencies: 0.001s Time for building hierarchy: 0.002s Time for building classification: 0.022s Time for exporting data: 0.000s Time for Analysis: 873.053s CPU time for analysis: 897.430s Total time for CPAchecker: 874.219s Total CPU time for CPAchecker: 899.680s Time for statistics: 0.036s Time for Garbage Collector: 1.173s (in 80 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".