./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-56.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-56.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e6ce3d69b4433c3dffdd37148adc2124f89ddf76ed34c375b86a51b1c58f0bd0 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 01:08:11,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 01:08:11,891 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 01:08:11,896 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 01:08:11,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 01:08:11,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 01:08:11,929 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 01:08:11,930 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 01:08:11,930 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 01:08:11,931 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 01:08:11,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 01:08:11,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 01:08:11,932 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 01:08:11,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 01:08:11,932 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 01:08:11,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 01:08:11,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 01:08:11,935 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 01:08:11,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 01:08:11,936 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 01:08:11,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 01:08:11,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 01:08:11,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 01:08:11,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 01:08:11,938 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 01:08:11,942 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 01:08:11,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 01:08:11,943 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 01:08:11,943 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 01:08:11,943 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 01:08:11,944 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 01:08:11,944 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 01:08:11,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 01:08:11,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 01:08:11,945 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 01:08:11,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 01:08:11,946 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 01:08:11,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 01:08:11,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 01:08:11,946 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 01:08:11,948 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 01:08:11,948 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 01:08:11,949 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6ce3d69b4433c3dffdd37148adc2124f89ddf76ed34c375b86a51b1c58f0bd0 [2024-10-13 01:08:12,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 01:08:12,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 01:08:12,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 01:08:12,231 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 01:08:12,232 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 01:08:12,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-56.i [2024-10-13 01:08:13,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 01:08:13,950 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 01:08:13,951 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-56.i [2024-10-13 01:08:13,968 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c4123784/e9d4e77bc6a84c7398bbfd656d0fe295/FLAGa208c6863 [2024-10-13 01:08:14,289 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c4123784/e9d4e77bc6a84c7398bbfd656d0fe295 [2024-10-13 01:08:14,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 01:08:14,293 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 01:08:14,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 01:08:14,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 01:08:14,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 01:08:14,299 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,300 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6040c2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14, skipping insertion in model container [2024-10-13 01:08:14,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,338 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 01:08:14,532 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-56.i[915,928] [2024-10-13 01:08:14,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 01:08:14,721 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 01:08:14,738 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-56.i[915,928] [2024-10-13 01:08:14,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 01:08:14,797 INFO L204 MainTranslator]: Completed translation [2024-10-13 01:08:14,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14 WrapperNode [2024-10-13 01:08:14,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 01:08:14,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 01:08:14,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 01:08:14,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 01:08:14,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,826 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,892 INFO L138 Inliner]: procedures = 26, calls = 65, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 256 [2024-10-13 01:08:14,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 01:08:14,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 01:08:14,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 01:08:14,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 01:08:14,906 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,925 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,960 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-13 01:08:14,961 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:14,997 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:15,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 01:08:15,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 01:08:15,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 01:08:15,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 01:08:15,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (1/1) ... [2024-10-13 01:08:15,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 01:08:15,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 01:08:15,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 01:08:15,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 01:08:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 01:08:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 01:08:15,109 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 01:08:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 01:08:15,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 01:08:15,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 01:08:15,221 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 01:08:15,225 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 01:08:15,769 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-10-13 01:08:15,769 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 01:08:15,820 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 01:08:15,821 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 01:08:15,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:08:15 BoogieIcfgContainer [2024-10-13 01:08:15,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 01:08:15,825 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 01:08:15,825 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 01:08:15,828 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 01:08:15,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:08:14" (1/3) ... [2024-10-13 01:08:15,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bd3ffe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:08:15, skipping insertion in model container [2024-10-13 01:08:15,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:08:14" (2/3) ... [2024-10-13 01:08:15,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bd3ffe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:08:15, skipping insertion in model container [2024-10-13 01:08:15,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:08:15" (3/3) ... [2024-10-13 01:08:15,834 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-56.i [2024-10-13 01:08:15,850 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 01:08:15,850 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 01:08:15,915 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 01:08:15,921 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@38aac2df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 01:08:15,922 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 01:08:15,926 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 56 states have internal predecessors, (74), 52 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-13 01:08:15,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-10-13 01:08:15,945 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:08:15,946 INFO L215 NwaCegarLoop]: trace histogram [52, 52, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:08:15,947 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:08:15,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:08:15,953 INFO L85 PathProgramCache]: Analyzing trace with hash -503651970, now seen corresponding path program 1 times [2024-10-13 01:08:15,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:08:15,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875659497] [2024-10-13 01:08:15,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:08:15,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:08:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 01:08:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 01:08:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 01:08:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 01:08:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 01:08:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 01:08:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 01:08:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 01:08:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 01:08:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 01:08:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 01:08:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 01:08:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 01:08:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 01:08:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 01:08:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 01:08:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 01:08:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 01:08:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 01:08:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 01:08:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 01:08:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 01:08:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 01:08:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 01:08:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 01:08:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 01:08:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 01:08:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 01:08:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 01:08:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-13 01:08:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 01:08:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 01:08:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 01:08:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-13 01:08:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 01:08:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-13 01:08:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-13 01:08:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-13 01:08:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-13 01:08:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-13 01:08:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-13 01:08:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 01:08:16,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 01:08:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 01:08:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 01:08:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 01:08:16,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 01:08:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 01:08:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 01:08:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-13 01:08:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 01:08:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 01:08:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 01:08:16,557 INFO L134 CoverageAnalysis]: Checked inductivity of 5304 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5304 trivial. 0 not checked. [2024-10-13 01:08:16,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 01:08:16,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875659497] [2024-10-13 01:08:16,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875659497] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 01:08:16,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 01:08:16,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 01:08:16,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810895647] [2024-10-13 01:08:16,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 01:08:16,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 01:08:16,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 01:08:16,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 01:08:16,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 01:08:16,595 INFO L87 Difference]: Start difference. First operand has 110 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 56 states have internal predecessors, (74), 52 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 1 states have call predecessors, (52), 2 states have call successors, (52) [2024-10-13 01:08:16,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 01:08:16,654 INFO L93 Difference]: Finished difference Result 217 states and 406 transitions. [2024-10-13 01:08:16,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 01:08:16,658 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 1 states have call predecessors, (52), 2 states have call successors, (52) Word has length 305 [2024-10-13 01:08:16,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 01:08:16,668 INFO L225 Difference]: With dead ends: 217 [2024-10-13 01:08:16,668 INFO L226 Difference]: Without dead ends: 108 [2024-10-13 01:08:16,674 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 01:08:16,680 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 01:08:16,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 170 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 01:08:16,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-10-13 01:08:16,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-10-13 01:08:16,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 54 states have (on average 1.2777777777777777) internal successors, (69), 54 states have internal predecessors, (69), 52 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-10-13 01:08:16,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 173 transitions. [2024-10-13 01:08:16,750 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 173 transitions. Word has length 305 [2024-10-13 01:08:16,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 01:08:16,751 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 173 transitions. [2024-10-13 01:08:16,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (52), 1 states have call predecessors, (52), 1 states have return successors, (52), 1 states have call predecessors, (52), 2 states have call successors, (52) [2024-10-13 01:08:16,752 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 173 transitions. [2024-10-13 01:08:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-10-13 01:08:16,759 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 01:08:16,759 INFO L215 NwaCegarLoop]: trace histogram [52, 52, 52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 01:08:16,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 01:08:16,760 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 01:08:16,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 01:08:16,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1446345790, now seen corresponding path program 1 times [2024-10-13 01:08:16,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 01:08:16,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774774085] [2024-10-13 01:08:16,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 01:08:16,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 01:08:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat