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/loops-crafted-1/watermelon.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/loops-crafted-1/watermelon.c" (CPAchecker.parse, INFO) Using heuristics to select analysis (CoreComponentsFactory.createAlgorithm, INFO) The following configuration options were specified but are not used: cpa.callstack.unsupportedFunctions termination.violation.witness cpa.predicate.memoryAllocationsAlwaysSucceed cpa.arg.compressWitness cpa.arg.yamlProofWitness cpa.callstack.skipFunctionPointerRecursion counterexample.export.yaml cpa.composite.aggregateBasicBlocks counterexample.export.graphml counterexample.export.compressWitness cpa.arg.proofWitness witness.yamlexporter.witnessVersions (CPAchecker.printConfigurationWarnings, WARNING) Starting analysis ... (CPAchecker.runAlgorithm, INFO) Performing heuristic ... (SelectionAlgorithm.chooseConfig, INFO) Using the following resource limits: CPU-time limit of 900s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:ResourceLimitChecker.fromConfiguration, INFO) Using Restarting Algorithm (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:CoreComponentsFactory.createAlgorithm, INFO) Loading analysis 1 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties': 'limits.time.cpu' has two values '900s' and '140s'. Using '140s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties': 'limits.time.cpu::required' has two values '900' and '140s'. Using '140s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 140s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-symbolicExecution.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 1 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Warning: Analysis 1 stopped. (The CPU-time limit of 140s has elapsed.) (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:ShutdownNotifier.shutdownIfNecessary, WARNING) Statistics for algorithm 1 of 7 =============================== Total time for algorithm 1: 134.398s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 7.90 (sum: 798671, count: 101157, min: 0, max: 8) Number of global variables per state: 2.00 (sum: 202310, count: 101157, min: 0, max: 2) Number of assumptions: 65702 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 101156 Total time for liveness abstraction: 0.000s Total time for abstraction computation: 0.132s Total time for path thresholds: 0.000s SymbolicValueAnalysisPrecisionAdjustment statistics --------------------------------------------------- Symbolic values before refinement: 199376 (count: 101156, min: 0, max: 3, avg: 1.97) Symbolic values after refinement: 199376 (count: 101156, min: 0, max: 3, avg: 1.97) ConstraintsStrengthenOperator statistics ---------------------------------------- Total time for strengthening by ConstraintsCPA: 0.005s Replaced symbolic expressions: 0 ConstraintsCPA statistics ------------------------- Time for solving constraints: 110.487s Time for SMT check: 81.551s Time for resolving definites: 3.012s Cache lookups: 65218 Direct cache hits: 32466 Direct cache lookup time: 0.185s Number of removed outdated constraints: 0 (count: 64976, min: 0, max: 0, avg: 0.00) Time for outdated constraint removal: 8.675s Constraints after refinement in state: 17039319 (count: 101156, min: 0, max: 256, avg: 168.45) Constraints before refinement in state: 17039319 (count: 101156, min: 0, max: 256, avg: 168.45) Time for constraints adjustment: 4.223s AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.108s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 134028, count: 134028, min: 1, max: 1) [1 x 134028] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 100898 Max size of waitlist: 261 Average size of waitlist: 174 Number of computed successors: 101157 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 0 Number of times breaked: 0 Total time for CPA algorithm: 134.245s (Max: 134.245s) Time for choose from waitlist: 0.075s Time for precision adjustment: 4.784s Time for transfer relation: 125.042s Time for stop operator: 3.955s Time for adding to reached set: 0.127s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPA algorithm statistics ------------------------ Number of iterations: 100898 Max size of waitlist: 261 Average size of waitlist: 174 Number of computed successors: 101157 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 0 Number of times breaked: 0 Total time for CPA algorithm: 134.245s (Max: 134.245s) Time for choose from waitlist: 0.075s Time for precision adjustment: 4.784s Time for transfer relation: 125.042s Time for stop operator: 3.955s Time for adding to reached set: 0.127s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 RestartAlgorithm switches to the next configuration... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Loading analysis 2 from file /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties': 'cpa.composite.aggregateBasicBlocks' has two values 'false' and 'true'. Using 'true'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties': 'limits.time.cpu' has two values '900s' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Mismatch of configuration options when loading from '/storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties': 'limits.time.cpu::required' has two values '900' and '60s'. Using '60s'. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:NestingAlgorithm.checkConfigs, INFO) Using the following resource limits: CPU-time limit of 60s (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ResourceLimitChecker.fromConfiguration, INFO) Starting analysis 2 ... (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Using predicate analysis with MathSAT5 version 5.6.10 (9293adc746be) (May 31 2023 12:38:06, gmp 6.2.0, gcc 7.5.0, 64-bit, reentrant). (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Infeasible counterexample found, but could not remove it from the ARG. Therefore, we cannot prove safety. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, WARNING) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Using predicate analysis with MathSAT5 version 5.6.10 (9293adc746be) (May 31 2023 12:38:06, gmp 6.2.0, gcc 7.5.0, 64-bit, reentrant). (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Another infeasible counterexample found which could not be removed from the ARG. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, INFO) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Using predicate analysis with MathSAT5 version 5.6.10 (9293adc746be) (May 31 2023 12:38:06, gmp 6.2.0, gcc 7.5.0, 64-bit, reentrant). (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Another infeasible counterexample found which could not be removed from the ARG. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, INFO) Error path found, starting counterexample check with CPACHECKER. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Using predicate analysis with MathSAT5 version 5.6.10 (9293adc746be) (May 31 2023 12:38:06, gmp 6.2.0, gcc 7.5.0, 64-bit, reentrant). (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheck:PredicateCPA:PredicateCPA., INFO) Error path found but identified as infeasible. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:CounterexampleCheckAlgorithm.checkCounterexample, INFO) Another infeasible counterexample found which could not be removed from the ARG. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoops-valueAnalysis-Cegar.properties:ExceptionHandlingAlgorithm.handleExceptionWithErrorPath, INFO) Analysis 2 terminated, but result is unsound. (Analysis /storage/repos/certificate-witnesses-artifact/cpachecker/config/components/svcomp24--multipleLoopsConfig.properties:RestartAlgorithm.run, INFO) Statistics for algorithm 2 of 7 =============================== Total time for algorithm 2: 0.744s ValueAnalysisCPA statistics --------------------------- Number of variables per state: 4.62 (sum: 374, count: 81, min: 0, max: 5) Number of global variables per state: 1.95 (sum: 158, count: 81, min: 0, max: 2) Number of assumptions: 84 Number of deterministic assumptions: 0 Level of Determinism: 0% ValueAnalysisPrecisionAdjustment statistics ------------------------------------------- Number of abstraction computations: 241 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: 0.004s Automaton transfers with branching: 0 Automaton transfer successors: 1.00 (sum: 298, count: 298, min: 1, max: 1) [1 x 298] Number of states with assumption transitions: 0 CPA algorithm statistics ------------------------ Number of iterations: 212 Max size of waitlist: 5 Average size of waitlist: 2 Number of computed successors: 241 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 24 Number of times breaked: 6 Total time for CPA algorithm: 0.022s (Max: 0.007s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.003s Time for transfer relation: 0.012s Time for stop operator: 0.001s Time for adding to reached set: 0.002s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 6 Number of targets found: 6 (count: 6, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.069s Number of root relocations: 0 Number of similar, repeated refinements: 0 Number of unique precision increments: 2 PathExtractor statistics ------------------------ Total number of targets found: 0 ValueAnalysisPathInterpolator statistics ---------------------------------------- Time for interpolation: 0.012s Number of interpolations: 2 Number of interpolation queries: 86 (count: 48, min: 0, max: 4, avg: 1.79) Size of interpolant: 1.54 (sum: 74, count: 48, min: 0, max: 2) Number of sliced prefixes: 2 (count: 2, min: 1, max: 1, avg: 1.00) Extracting infeasible sliced prefixes: 0.005s Selecting infeasible sliced prefixes: 0.001s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 6 Number of successful refinements: 2 Number of failed refinements: 0 Max. size of reached set before ref.: 93 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 66.33 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.110s Time for refinements: 0.088s Average time for refinement: 0.014s Max time for refinement: 0.029s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 4 Number of infeasible paths: 4 (100%) Time for counterexample checks: 0.599s CPA algorithm statistics ------------------------ Number of iterations: 212 Max size of waitlist: 5 Average size of waitlist: 2 Number of computed successors: 241 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 24 Number of times breaked: 6 Total time for CPA algorithm: 0.022s (Max: 0.007s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.003s Time for transfer relation: 0.012s Time for stop operator: 0.001s Time for adding to reached set: 0.002s ValueAnalysisRefiner statistics ------------------------------- Number of refinements: 6 Number of targets found: 6 (count: 6, min: 1, max: 1, avg: 1.00) Time for completing refinement: 0.069s Number of root relocations: 0 Number of similar, repeated refinements: 0 Number of unique precision increments: 2 PathExtractor statistics ------------------------ Total number of targets found: 0 ValueAnalysisPathInterpolator statistics ---------------------------------------- Time for interpolation: 0.012s Number of interpolations: 2 Number of interpolation queries: 86 (count: 48, min: 0, max: 4, avg: 1.79) Size of interpolant: 1.54 (sum: 74, count: 48, min: 0, max: 2) Number of sliced prefixes: 2 (count: 2, min: 1, max: 1, avg: 1.00) Extracting infeasible sliced prefixes: 0.005s Selecting infeasible sliced prefixes: 0.001s CEGAR algorithm statistics -------------------------- Number of CEGAR refinements: 6 Number of successful refinements: 2 Number of failed refinements: 0 Max. size of reached set before ref.: 93 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 66.33 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.110s Time for refinements: 0.088s Average time for refinement: 0.014s Max time for refinement: 0.029s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 4 Number of infeasible paths: 4 (100%) Time for counterexample checks: 0.599s 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) Exception in thread "main" java.lang.IllegalArgumentException: Identifier 'false' can not be used, because it is a keyword of SMT-LIB2. Use FormulaManager#isValidName to check your identifier before using it. at com.google.common.base.Preconditions.checkArgument(Preconditions.java:446) at org.sosy_lab.java_smt.basicimpl.AbstractFormulaManager.checkVariableName(AbstractFormulaManager.java:530) at org.sosy_lab.java_smt.basicimpl.AbstractBitvectorFormulaManager.makeVariable(AbstractBitvectorFormulaManager.java:286) at org.sosy_lab.cpachecker.util.predicates.smt.BitvectorFormulaManagerView.makeVariable(BitvectorFormulaManagerView.java:159) at org.sosy_lab.cpachecker.util.predicates.smt.FormulaManagerView.makeVariable(FormulaManagerView.java:457) at org.sosy_lab.cpachecker.util.predicates.smt.FormulaManagerView$1.visitFreeVariable(FormulaManagerView.java:1266) at org.sosy_lab.cpachecker.util.predicates.smt.FormulaManagerView$1.visitFreeVariable(FormulaManagerView.java:1259) at org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5FormulaCreator.visit(Mathsat5FormulaCreator.java:333) at org.sosy_lab.java_smt.solvers.mathsat5.Mathsat5FormulaCreator.visit(Mathsat5FormulaCreator.java:143) at org.sosy_lab.java_smt.basicimpl.FormulaCreator.visit(FormulaCreator.java:278) at org.sosy_lab.java_smt.basicimpl.AbstractFormulaManager.visit(AbstractFormulaManager.java:363) at org.sosy_lab.cpachecker.util.predicates.smt.FormulaManagerView.visit(FormulaManagerView.java:1820) at org.sosy_lab.cpachecker.util.predicates.smt.FormulaManagerView.myFreeVariableNodeTransformer(FormulaManagerView.java:1356) at org.sosy_lab.cpachecker.util.predicates.smt.FormulaManagerView.uninstantiate(FormulaManagerView.java:1220) at org.sosy_lab.cpachecker.cpa.predicate.PredicateAbstractionManager.lambda$getPredicatesForAtomsOf$2(PredicateAbstractionManager.java:1253) at com.google.common.collect.Iterators$6.transform(Iterators.java:829) at com.google.common.collect.TransformedIterator.next(TransformedIterator.java:52) at java.base/java.util.AbstractCollection.toArray(AbstractCollection.java:146) at com.google.common.collect.ImmutableSet.copyOf(ImmutableSet.java:198) at org.sosy_lab.common.collect.Collections3.transformedImmutableSetCopy(Collections3.java:129) at org.sosy_lab.cpachecker.cpa.predicate.PredicateAbstractionManager.getPredicatesForAtomsOf(PredicateAbstractionManager.java:1252) at org.sosy_lab.cpachecker.cpa.predicate.PredicateAbstractionRefinementStrategy.convertInterpolant(PredicateAbstractionRefinementStrategy.java:350) at org.sosy_lab.cpachecker.cpa.predicate.PredicateAbstractionRefinementStrategy.performRefinementForState(PredicateAbstractionRefinementStrategy.java:275) at org.sosy_lab.cpachecker.cpa.predicate.RefinementStrategy.evaluateInterpolantsOnPath(RefinementStrategy.java:195) at org.sosy_lab.cpachecker.cpa.predicate.RefinementStrategy.performRefinement(RefinementStrategy.java:98) at org.sosy_lab.cpachecker.cpa.predicate.PredicateCPARefiner.performRefinementForPath(PredicateCPARefiner.java:289) at org.sosy_lab.cpachecker.cpa.predicate.PredicateStaticRefiner.performRefinementForPath(PredicateStaticRefiner.java:183) at org.sosy_lab.cpachecker.cpa.arg.AbstractARGBasedRefiner.performRefinementForPath(AbstractARGBasedRefiner.java:158) at org.sosy_lab.cpachecker.cpa.arg.AbstractARGBasedRefiner.performRefinement(AbstractARGBasedRefiner.java:104) at org.sosy_lab.cpachecker.core.algorithm.CEGARAlgorithm.refine(CEGARAlgorithm.java:310) at org.sosy_lab.cpachecker.core.algorithm.CEGARAlgorithm.run(CEGARAlgorithm.java:256) at org.sosy_lab.cpachecker.core.algorithm.RestartAlgorithm.run(RestartAlgorithm.java:327) at org.sosy_lab.cpachecker.core.algorithm.SelectionAlgorithm.run0(SelectionAlgorithm.java:496) at org.sosy_lab.cpachecker.core.algorithm.SelectionAlgorithm.run(SelectionAlgorithm.java:339) at org.sosy_lab.cpachecker.core.CPAchecker.runAlgorithm(CPAchecker.java:489) at org.sosy_lab.cpachecker.core.CPAchecker.run(CPAchecker.java:357) at org.sosy_lab.cpachecker.cmdline.CPAMain.main(CPAMain.java:171)