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/loop-lit/gsv2008.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/loop-lit/gsv2008.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--singleLoopConfig.properties:ResourceLimitChecker.fromConfiguration, INFO) Using Restarting Algorithm (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:CoreComponentsFactory.createAlgorithm, INFO) Loading analysis 1 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties': 'limits.time.cpu' has two values '900s' and '140s'. Using '140s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties': 'limits.time.cpu::required' has two values '900' and '140s'. Using '140s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 140s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-symbolicExecution.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 1 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.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--singleLoopConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 1 of 7 =============================== Total time for algorithm 1: 137.590s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 3.06 (sum: 2610, count: 852, min: 0, max: 4) Number of global variables per state: 0.00 (sum: 0, count: 852, min: 0, max: 0) Number of assumptions: 386 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 851 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.014s Total time for path thresholds: 0.000s SymbolicValueAnalysisPrecisionAdjustment statistics --------------------------------------------------- Symbolic values before refinement: 2533 (count: 851, min: 0, max: 4, avg: 2.98) Symbolic values after refinement: 2533 (count: 851, min: 0, max: 4, avg: 2.98) ConstraintsStrengthenOperator statistics ---------------------------------------- Total time for strengthening by ConstraintsCPA: 0.000s Replaced symbolic expressions: 0 ConstraintsCPA statistics ------------------------- Time for solving constraints: 122.927s Time for SMT check: 95.167s Time for resolving definites: 21.505s Cache lookups: 384 Direct cache hits: 1 Direct cache lookup time: 0.003s Number of removed outdated constraints: 0 (count: 383, min: 0, max: 0, avg: 0.00) Time for outdated constraint removal: 8.060s Constraints after refinement in state: 49256 (count: 851, min: 0, max: 121, avg: 57.88) Constraints before refinement in state: 49256 (count: 851, min: 0, max: 121, avg: 57.88) Time for constraints adjustment: 2.460s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.017s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 1345, count: 1345, min: 1, max: 1) [1 x 1345] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 851 Max size of waitlist: 4 Average size of waitlist: 2 Number of computed successors: 851 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: 137.423s (Max: 137.423s) Time for choose from waitlist: 0.001s Time for precision adjustment: 2.524s Time for transfer relation: 134.073s Time for stop operator: 0.804s Time for adding to reached set: 0.008s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPA algorithm statistics ------------------------ Number of iterations: 851 Max size of waitlist: 4 Average size of waitlist: 2 Number of computed successors: 851 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: 137.423s (Max: 137.423s) Time for choose from waitlist: 0.001s Time for precision adjustment: 2.524s Time for transfer relation: 134.073s Time for stop operator: 0.804s Time for adding to reached set: 0.008s 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--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 2 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties': 'limits.time.cpu' has two values '900s' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-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--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 60s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 2 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-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--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Infeasible counterexample found, but could not remove it from the ARG. Therefore, we cannot prove safety. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, WARNING) Analysis 2 terminated, but result is unsound. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Statistics for algorithm 2 of 7 =============================== Total time for algorithm 2: 0.444s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 0.32 (sum: 6, count: 19, min: 0, max: 1) Number of global variables per state: 0.00 (sum: 0, count: 19, min: 0, max: 0) Number of assumptions: 20 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 44 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.000s Total time for path thresholds: 0.000s ConstraintsStrengthenOperator statistics ---------------------------------------- Total time for strengthening by ConstraintsCPA: 0.000s Replaced symbolic expressions: 0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.003s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 79, count: 79, min: 1, max: 1) [1 x 79] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 38 Max size of waitlist: 2 Average size of waitlist: 1 Number of computed successors: 44 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 6 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: 0.001s Time for transfer relation: 0.005s Time for stop operator: 0.002s 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: 0.032s 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: 0.001s Number of interpolations: 1 Number of interpolation queries: 4 (count: 6, min: 0, max: 1, avg: 0.67) Size of interpolant: 0.67 (sum: 4, count: 6, min: 0, max: 1) Number of sliced prefixes: 1 (count: 1, min: 1, max: 1, avg: 1.00) Extracting infeasible sliced prefixes: 0.004s Selecting infeasible sliced prefixes: 0.003s 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.: 21 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 20.00 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.065s Time for refinements: 0.053s Average time for refinement: 0.026s Max time for refinement: 0.039s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 1 Number of infeasible paths: 1 (100%) Time for counterexample checks: 0.338s CPA algorithm statistics ------------------------ Number of iterations: 38 Max size of waitlist: 2 Average size of waitlist: 1 Number of computed successors: 44 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 6 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: 0.001s Time for transfer relation: 0.005s Time for stop operator: 0.002s 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: 0.032s 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: 0.001s Number of interpolations: 1 Number of interpolation queries: 4 (count: 6, min: 0, max: 1, avg: 0.67) Size of interpolant: 0.67 (sum: 4, count: 6, min: 0, max: 1) Number of sliced prefixes: 1 (count: 1, min: 1, max: 1, avg: 1.00) Extracting infeasible sliced prefixes: 0.004s Selecting infeasible sliced prefixes: 0.003s 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.: 21 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 20.00 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.065s Time for refinements: 0.053s Average time for refinement: 0.026s Max time for refinement: 0.039s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 1 Number of infeasible paths: 1 (100%) Time for counterexample checks: 0.338s RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 3 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties': 'limits.time.cpu' has two values '900s' and '200s'. Using '200s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties': 'limits.time.cpu::required' has two values '900' and '200s'. Using '200s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 200s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-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--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties:PredicateCPA:PredicateCPA., INFO) Using refinement for predicate analysis with PredicateAbstractionRefinementStrategy strategy. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-predicateAnalysis.properties:PredicateCPA:PredicateCPARefiner., INFO) Starting analysis 3 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.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--singleLoopConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 3 of 7 =============================== Total time for algorithm 3: 195.197s PredicateCPA statistics ----------------------- Number of abstractions: 659 (13% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 330 (50%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 329 (50%) Times precision was empty: 4 (1%) Times precision was {false}: 327 (50%) Times result was cached: 0 (0%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 328 (50%) Times result was 'false': 303 (46%) Number of strengthen sat checks: 0 Number of coverage checks: 5210 BDD entailment checks: 5206 Number of SMT sat checks: 0 trivial: 0 cached: 0 Max ABE block size: 6 Avg ABE block size: 3.12 (sum: 2058, count: 659, min: 3, max: 6) Number of predicates discovered: 53 Number of abstraction locations: 2 Max number of predicates per location: 51 Avg number of predicates per location: 26 Total predicates per abstraction: 11251 Max number of predicates per abstraction: 51 Avg number of predicates per abstraction: 17.18 Number of irrelevant predicates: 327 (3%) Number of preds handled by boolean abs: 10924 (97%) Total number of models for allsat: 51238 Max number of models for allsat: 526 Avg number of models for allsat: 156.21 Time for post operator: 0.061s Time for path formula creation: 0.058s Time for strengthen operator: 0.016s Time for prec operator: 191.546s Time for abstraction: 191.515s (Max: 3.496s, Count: 659) Boolean abstraction: 182.942s Solving time: 9.854s (Max: 0.052s) Model enumeration time: 176.461s Time for BDD construction: 3.101s (Max: 0.035s) Time for merge operator: 0.001s Time for coverage checks: 0.058s Time for BDD entailment checks: 0.056s Total time for SMT solver (w/o itp): 186.316s Number of path formula cache hits: 5016 (92%) Inside post operator: Inside path formula creation: Time for path formula computation: 0.042s Total number of created targets for pointer analysis: 0 Number of BDD nodes: 233459 Size of BDD node table: 524309 Size of BDD cache: 52433 Size of BDD node cleanup queue: 2.07 (sum: 128029, count: 61813, min: 0, max: 8404) Time for BDD node cleanup: 0.024s Time for BDD garbage collection: 0.051s (in 3 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: 0.060s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 5123, count: 5123, min: 1, max: 1) [1 x 5123] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 3830 Max size of waitlist: 4 Average size of waitlist: 1 ReversePostorderSortedWaitlist: 0.00 (sum: 1, count: 2226, min: 0, max: 1) CallstackSortedWaitlist: 590.11 (sum: 15933, count: 27, min: 7, max: 1604) Number of computed successors: 4188 Max successors for one state: 2 Number of times merged: 2 Number of times stopped: 2 Number of times breaked: 26 Total time for CPA algorithm: 192.014s (Max: 35.546s) Time for choose from waitlist: 0.012s Time for precision adjustment: 191.565s Time for transfer relation: 0.294s Time for merge operator: 0.070s Time for stop operator: 0.008s Time for adding to reached set: 0.034s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.004s Time for path feasibility check: 0.001s Time for predicate extraction from CFA: 0.003s Time for ARG update: 0.000s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 25 Avg. length of target path (in blocks): 14.00 (sum: 350, count: 25, min: 2, max: 26) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 3.111s Path-formulas extraction: 0.002s Counterexample analysis: 3.032s (Max: 0.497s, Calls: 26) Refinement sat check: 1.616s Interpolant computation: 1.300s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.042s Precision update: 0.015s ARG update: 0.015s Length of refined path (in blocks): 14.00 (sum: 350, count: 25, min: 2, max: 26) Number of affected states: 325 (count: 25, min: 1, max: 25, avg: 13.00) Length (states) of path with itp 'true': 0 (count: 25, min: 0, max: 0, avg: 0.00) Length (states) of path with itp non-trivial itp: 325 (count: 25, min: 1, max: 25, avg: 13.00) Length (states) of path with itp 'false': 0 (count: 25, min: 0, max: 0, avg: 0.00) Different non-trivial interpolants along paths: 300 (count: 25, min: 0, max: 24, avg: 12.00) Equal non-trivial interpolants along paths: 0 (count: 25, min: 0, max: 0, avg: 0.00) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 26 Number of successful refinements: 26 Number of failed refinements: 0 Max. size of reached set before ref.: 304 Max. size of reached set after ref.: 7 Avg. size of reached set before ref.: 154.46 Avg. size of reached set after ref.: 6.77 Total time for CEGAR algorithm: 195.137s Time for refinements: 3.121s Average time for refinement: 0.120s Max time for refinement: 0.502s CPA algorithm statistics ------------------------ Number of iterations: 3830 Max size of waitlist: 4 Average size of waitlist: 1 ReversePostorderSortedWaitlist: 0.00 (sum: 1, count: 2226, min: 0, max: 1) CallstackSortedWaitlist: 590.11 (sum: 15933, count: 27, min: 7, max: 1604) Number of computed successors: 4188 Max successors for one state: 2 Number of times merged: 2 Number of times stopped: 2 Number of times breaked: 26 Total time for CPA algorithm: 192.014s (Max: 35.546s) Time for choose from waitlist: 0.012s Time for precision adjustment: 191.565s Time for transfer relation: 0.294s Time for merge operator: 0.070s Time for stop operator: 0.008s Time for adding to reached set: 0.034s Static Predicate Refiner statistics ----------------------------------- Number of predicates found statically: 1 (count: 1, min: 1, max: 1, avg: 1.00) Total time for static refinement: 0.004s Time for path feasibility check: 0.001s Time for predicate extraction from CFA: 0.003s Time for ARG update: 0.000s PredicateCPARefiner statistics ------------------------------ Number of predicate refinements: 25 Avg. length of target path (in blocks): 14.00 (sum: 350, count: 25, min: 2, max: 26) Number of infeasible sliced prefixes: 0 (count: 0, min: 0, max: 0, avg: 0.00) Time for refinement: 3.111s Path-formulas extraction: 0.002s Counterexample analysis: 3.032s (Max: 0.497s, Calls: 26) Refinement sat check: 1.616s Interpolant computation: 1.300s Predicate-Abstraction Refiner statistics ---------------------------------------- Predicate creation: 0.042s Precision update: 0.015s ARG update: 0.015s Length of refined path (in blocks): 14.00 (sum: 350, count: 25, min: 2, max: 26) Number of affected states: 325 (count: 25, min: 1, max: 25, avg: 13.00) Length (states) of path with itp 'true': 0 (count: 25, min: 0, max: 0, avg: 0.00) Length (states) of path with itp non-trivial itp: 325 (count: 25, min: 1, max: 25, avg: 13.00) Length (states) of path with itp 'false': 0 (count: 25, min: 0, max: 0, avg: 0.00) Different non-trivial interpolants along paths: 300 (count: 25, min: 0, max: 24, avg: 12.00) Equal non-trivial interpolants along paths: 0 (count: 25, min: 0, max: 0, avg: 0.00) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 26 Number of successful refinements: 26 Number of failed refinements: 0 Max. size of reached set before ref.: 304 Max. size of reached set after ref.: 7 Avg. size of reached set before ref.: 154.46 Avg. size of reached set after ref.: 6.77 Total time for CEGAR algorithm: 195.137s Time for refinements: 3.121s Average time for refinement: 0.120s Max time for refinement: 0.502s RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 4 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-dataFlow.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-dataFlow.properties': 'limits.time.cpu' has two values '900s' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-dataFlow.properties': 'limits.time.cpu::required' has two values '900' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 60s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-dataFlow.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 4 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.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--singleLoopConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 4 of 7 =============================== Total time for algorithm 4: 52.516s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.035s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 12633, count: 12633, min: 1, max: 1) [1 x 12633] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 11580 Max size of waitlist: 2 Average size of waitlist: 1 ReversePostorderSortedWaitlist: 2098.00 (sum: 2098, count: 1, min: 2098, max: 2098) Number of computed successors: 12633 Max successors for one state: 2 Number of times merged: 999 Number of times stopped: 2052 Number of times breaked: 0 Total time for CPA algorithm: 52.464s (Max: 52.464s) Time for choose from waitlist: 0.007s Time for precision adjustment: 0.023s Time for transfer relation: 0.985s Time for merge operator: 35.938s Time for stop operator: 15.411s Time for adding to reached set: 0.031s CPA algorithm statistics ------------------------ Number of iterations: 11580 Max size of waitlist: 2 Average size of waitlist: 1 ReversePostorderSortedWaitlist: 2098.00 (sum: 2098, count: 1, min: 2098, max: 2098) Number of computed successors: 12633 Max successors for one state: 2 Number of times merged: 999 Number of times stopped: 2052 Number of times breaked: 0 Total time for CPA algorithm: 52.464s (Max: 52.464s) Time for choose from waitlist: 0.007s Time for precision adjustment: 0.023s Time for transfer relation: 0.985s Time for merge operator: 35.938s Time for stop operator: 15.411s Time for adding to reached set: 0.031s RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 5 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties': 'limits.time.cpu::required' has two values '900' and ''. Using ''. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 900s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.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--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:PredicateCPA:PredicateCPA., INFO) Starting analysis 5 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:RestartAlgorithm.run, INFO) Adjusting maxLoopIterations to 2 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 3 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 4 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 5 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 6 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 7 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 8 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 9 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 10 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 11 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 12 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 13 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 14 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 15 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 16 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 17 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 18 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 19 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 20 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 21 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 22 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 23 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 24 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 25 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 26 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 27 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 28 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 29 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 30 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 31 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, INFO) Adjusting maxLoopIterations to 32 (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:LoopBoundCPA:LoopBoundPrecisionAdjustment.nextState, 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--singleLoopConfig.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--singleLoopConfig.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--singleLoopConfig.properties Program containing only relevant bools: 0 Relevant boolean vars / relevant vars ratio: 0.1667 Requires alias handling: 0 Requires loop handling: 1 Has a single loop: 1 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: 5 Restart Algorithm statistics ---------------------------- Number of algorithms provided: 7 Number of algorithms used: 7 Last algorithm used: /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--concurrency.properties Total time for algorithm 7: 494.017s PredicateCPA statistics ----------------------- Number of abstractions: 96 (15% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 64 (67%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Because of target state: 32 (33%) Times precision was empty: 96 (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: 2 BDD entailment checks: 0 Number of SMT sat checks: 66 trivial: 0 cached: 27 Max ABE block size: 6 Avg ABE block size: 3.03 (sum: 291, count: 96, min: 3, max: 6) Number of predicates discovered: 0 Time for post operator: 0.028s Time for path formula creation: 0.025s Time for strengthen operator: 0.000s Time for prec operator: 0.004s Time for abstraction: 0.000s (Max: 0.000s, Count: 96) Solving time: 0.000s (Max: 0.000s) Model enumeration time: 0.000s Time for BDD construction: 0.000s (Max: 0.000s) Time for merge operator: 0.000s Time for coverage checks: 0.000s Total time for SMT solver (w/o itp): 0.357s 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: 32 Maximum loop iteration reached: 33 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: 564, count: 596, min: 0, max: 1) [0 x 32, 1 x 564] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 595 Max size of waitlist: 3 Average size of waitlist: 1 LoopstackSortedWaitlist: 0.38 (sum: 164, count: 431, min: 0, max: 4) ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 432, min: 0, max: 0) LoopIterationSortedWaitlist: 0.38 (sum: 163, count: 431, min: 0, max: 3) CallstackSortedWaitlist: 86.50 (sum: 2768, count: 32, min: 9, max: 164) Number of computed successors: 564 Max successors for one state: 2 Number of times merged: 1 Number of times stopped: 1 Number of times breaked: 0 Total time for CPA algorithm: 0.096s (Max: 0.012s) Time for choose from waitlist: 0.004s Time for precision adjustment: 0.025s Time for transfer relation: 0.053s Time for merge operator: 0.000s Time for stop operator: 0.005s Time for adding to reached set: 0.004s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.102s Time for final sat check: 1.226s Time for bounding assertions check: 0.294s Time for collecting formulas for interpolation: 0.019s Time for computing fixed-point by interpolation: 492.205s Total number of computed interpolants: 4 Total number of interpolation calls: 4 Total number of atoms in interpolants: 68 Avg. #atoms in itp: 17 Min. #atoms in itp: 2 Max. #atoms in itp: 32 Total number of vars in interpolants: 8 Avg. #vars in itp: 2 Min. #vars in itp: 2 Max. #vars in itp: 2 Interpolating SMT solver statistics ----------------------------------- Counterexample analysis: 492.153s (Max: 293.729s, Calls: 8) Refinement sat check: 492.096s Reused formulas on solver stack: 8 (Avg: 1.00) Interpolant computation: 0.057s CPA algorithm statistics ------------------------ Number of iterations: 595 Max size of waitlist: 3 Average size of waitlist: 1 LoopstackSortedWaitlist: 0.38 (sum: 164, count: 431, min: 0, max: 4) ReversePostorderSortedWaitlist: 0.00 (sum: 0, count: 432, min: 0, max: 0) LoopIterationSortedWaitlist: 0.38 (sum: 163, count: 431, min: 0, max: 3) CallstackSortedWaitlist: 86.50 (sum: 2768, count: 32, min: 9, max: 164) Number of computed successors: 564 Max successors for one state: 2 Number of times merged: 1 Number of times stopped: 1 Number of times breaked: 0 Total time for CPA algorithm: 0.096s (Max: 0.012s) Time for choose from waitlist: 0.004s Time for precision adjustment: 0.025s Time for transfer relation: 0.053s Time for merge operator: 0.000s Time for stop operator: 0.005s Time for adding to reached set: 0.004s BMC algorithm statistics ------------------------ Time for BMC formula creation: 0.102s Time for final sat check: 1.226s Time for bounding assertions check: 0.294s Time for collecting formulas for interpolation: 0.019s Time for computing fixed-point by interpolation: 492.205s Total number of computed interpolants: 4 Total number of interpolation calls: 4 Total number of atoms in interpolants: 68 Avg. #atoms in itp: 17 Min. #atoms in itp: 2 Max. #atoms in itp: 32 Total number of vars in interpolants: 8 Avg. #vars in itp: 2 Min. #vars in itp: 2 Max. #vars in itp: 2 Interpolating SMT solver statistics ----------------------------------- Counterexample analysis: 492.153s (Max: 293.729s, Calls: 8) Refinement sat check: 492.096s Reused formulas on solver stack: 8 (Avg: 1.00) Interpolant computation: 0.057s CPAchecker general statistics ----------------------------- Number of program locations: 52 Number of CFA edges (per node): 49 (count: 52, min: 0, max: 2, avg: 0.94) Number of relevant variables: 6 Number of functions: 4 Number of loops (and loop nodes): 1 (sum: 6, min: 6, max: 6, avg: 6.00) Size of reached set: 502 Number of reached locations: 35 (67%) Avg states per location: 14 Max states per location: 33 (at node N23) Number of reached functions: 3 (75%) Number of target states: 1 Time for analysis setup: 1.131s Time for loading CPAs: 0.322s Time for loading parser: 0.209s Time for CFA construction: 0.561s Time for parsing file(s): 0.267s Time for AST to CFA: 0.149s Time for CFA sanity check: 0.001s Time for post-processing: 0.096s Time for loop structure: 0.006s 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: 0.062s Time for collecting variables: 0.039s Time for solving dependencies: 0.002s Time for building hierarchy: 0.000s Time for building classification: 0.021s Time for exporting data: 0.000s Time for Analysis: 880.119s CPU time for analysis: 897.280s Total time for CPAchecker: 881.251s Total CPU time for CPAchecker: 899.450s Time for statistics: 0.025s Time for Garbage Collector: 0.949s (in 508 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--singleLoopConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--singleLoop-IMC.properties:ARGCPA:ARGToYAMLWitnessExport.export, INFO) More details about the verification run can be found in the directory "./output".