/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf --traceabstraction.dfs.order.used.in.por PSEUDO_LOCKSTEP --rcfgbuilder.only.consider.context.switches.at.boundaries.of.atomic.blocks true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 13:16:05,720 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 13:16:05,797 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf [2023-11-17 13:16:05,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 13:16:05,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 13:16:05,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 13:16:05,829 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 13:16:05,829 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 13:16:05,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 13:16:05,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 13:16:05,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 13:16:05,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 13:16:05,835 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 13:16:05,836 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 13:16:05,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 13:16:05,836 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 13:16:05,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 13:16:05,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 13:16:05,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 13:16:05,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 13:16:05,837 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 13:16:05,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 13:16:05,838 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 13:16:05,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 13:16:05,838 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 13:16:05,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 13:16:05,839 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 13:16:05,839 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 13:16:05,840 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 13:16:05,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 13:16:05,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 13:16:05,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 13:16:05,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 13:16:05,841 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 13:16:05,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 13:16:05,841 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 13:16:05,842 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 13:16:05,842 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 13:16:05,842 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 13:16:05,842 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2023-11-17 13:16:05,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> PSEUDO_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Only consider context switches at boundaries of atomic blocks -> true [2023-11-17 13:16:06,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 13:16:06,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 13:16:06,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 13:16:06,119 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 13:16:06,120 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 13:16:06,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2023-11-17 13:16:07,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 13:16:07,650 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 13:16:07,650 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2023-11-17 13:16:07,680 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d974bedf3/b2094468dbfd46369a10b775905c59ad/FLAG78317bf25 [2023-11-17 13:16:07,699 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d974bedf3/b2094468dbfd46369a10b775905c59ad [2023-11-17 13:16:07,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 13:16:07,704 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 13:16:07,708 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 13:16:07,708 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 13:16:07,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 13:16:07,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:16:07" (1/1) ... [2023-11-17 13:16:07,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6357020b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:07, skipping insertion in model container [2023-11-17 13:16:07,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:16:07" (1/1) ... [2023-11-17 13:16:07,789 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 13:16:08,357 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i[76077,76090] [2023-11-17 13:16:08,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 13:16:08,433 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 13:16:08,484 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i[76077,76090] [2023-11-17 13:16:08,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 13:16:08,596 INFO L206 MainTranslator]: Completed translation [2023-11-17 13:16:08,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08 WrapperNode [2023-11-17 13:16:08,597 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 13:16:08,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 13:16:08,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 13:16:08,598 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 13:16:08,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,691 INFO L138 Inliner]: procedures = 483, calls = 47, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 134 [2023-11-17 13:16:08,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 13:16:08,692 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 13:16:08,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 13:16:08,693 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 13:16:08,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,754 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,761 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 13:16:08,762 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 13:16:08,762 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 13:16:08,762 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 13:16:08,763 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (1/1) ... [2023-11-17 13:16:08,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 13:16:08,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 13:16:08,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 13:16:08,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 13:16:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 13:16:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 13:16:08,839 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-17 13:16:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 13:16:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-17 13:16:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 13:16:08,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 13:16:08,840 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-17 13:16:08,840 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-17 13:16:08,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 13:16:08,841 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-17 13:16:08,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 13:16:08,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 13:16:08,843 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 13:16:09,109 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 13:16:09,111 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 13:16:09,400 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 13:16:09,536 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 13:16:09,536 INFO L307 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-17 13:16:09,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:16:09 BoogieIcfgContainer [2023-11-17 13:16:09,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 13:16:09,539 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 13:16:09,539 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 13:16:09,542 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 13:16:09,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 01:16:07" (1/3) ... [2023-11-17 13:16:09,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a44f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:16:09, skipping insertion in model container [2023-11-17 13:16:09,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:16:08" (2/3) ... [2023-11-17 13:16:09,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a44f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:16:09, skipping insertion in model container [2023-11-17 13:16:09,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:16:09" (3/3) ... [2023-11-17 13:16:09,544 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2023-11-17 13:16:09,552 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 13:16:09,561 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 13:16:09,561 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-11-17 13:16:09,561 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 13:16:09,623 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-17 13:16:09,669 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 13:16:09,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 13:16:09,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 13:16:09,677 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 13:16:09,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-17 13:16:09,730 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 13:16:09,741 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-17 13:16:09,747 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, 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;@3c5daa0f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 13:16:09,747 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-17 13:16:09,762 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:09,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:09,766 INFO L85 PathProgramCache]: Analyzing trace with hash 13592748, now seen corresponding path program 1 times [2023-11-17 13:16:09,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:09,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674205418] [2023-11-17 13:16:09,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:09,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:10,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:10,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674205418] [2023-11-17 13:16:10,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674205418] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:10,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:10,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-17 13:16:10,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477182684] [2023-11-17 13:16:10,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:10,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 13:16:10,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:10,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 13:16:10,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 13:16:10,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:10,277 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:10,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:10,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:10,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:10,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 13:16:10,302 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:10,303 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:10,304 INFO L85 PathProgramCache]: Analyzing trace with hash 177760495, now seen corresponding path program 1 times [2023-11-17 13:16:10,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:10,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438839836] [2023-11-17 13:16:10,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:10,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:10,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:10,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438839836] [2023-11-17 13:16:10,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438839836] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:10,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:10,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-17 13:16:10,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815389309] [2023-11-17 13:16:10,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:10,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-17 13:16:10,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:10,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-17 13:16:10,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-17 13:16:10,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:10,527 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:10,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:10,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:10,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:17,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:17,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:17,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-17 13:16:17,326 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:17,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:17,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1582335239, now seen corresponding path program 1 times [2023-11-17 13:16:17,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:17,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435799175] [2023-11-17 13:16:17,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:17,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:17,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:17,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:17,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435799175] [2023-11-17 13:16:17,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435799175] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:17,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:17,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-17 13:16:17,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538306217] [2023-11-17 13:16:17,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:17,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-17 13:16:17,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:17,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-17 13:16:17,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-17 13:16:17,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:17,535 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:17,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:17,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:17,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:17,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:18,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:18,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:18,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:18,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-17 13:16:18,769 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:18,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:18,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1845496284, now seen corresponding path program 1 times [2023-11-17 13:16:18,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:18,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438643544] [2023-11-17 13:16:18,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:18,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:20,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:20,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438643544] [2023-11-17 13:16:20,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438643544] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:20,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:20,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-11-17 13:16:20,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715151775] [2023-11-17 13:16:20,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:20,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-17 13:16:20,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:20,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-17 13:16:20,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2023-11-17 13:16:20,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:20,335 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:20,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:20,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:20,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:22,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:22,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:22,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:22,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 13:16:22,043 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-17 13:16:22,043 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:22,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:22,043 INFO L85 PathProgramCache]: Analyzing trace with hash 299609258, now seen corresponding path program 1 times [2023-11-17 13:16:22,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:22,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647862661] [2023-11-17 13:16:22,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:22,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:23,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:23,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647862661] [2023-11-17 13:16:23,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647862661] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:23,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:23,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2023-11-17 13:16:23,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2646564] [2023-11-17 13:16:23,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:23,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-17 13:16:23,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:23,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-17 13:16:23,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2023-11-17 13:16:23,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:23,922 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:23,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 17 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-11-17 13:16:23,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:25,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:25,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:25,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:25,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 13:16:25,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 13:16:25,918 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-17 13:16:25,918 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:25,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:25,919 INFO L85 PathProgramCache]: Analyzing trace with hash -617292252, now seen corresponding path program 1 times [2023-11-17 13:16:25,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:25,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286818900] [2023-11-17 13:16:25,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:25,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:26,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:26,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:26,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286818900] [2023-11-17 13:16:26,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286818900] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:26,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:26,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-17 13:16:26,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653530954] [2023-11-17 13:16:26,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:26,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-17 13:16:26,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:26,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-17 13:16:26,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-17 13:16:26,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:26,120 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:26,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:26,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:26,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:26,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:26,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 13:16:26,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 13:16:26,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:28,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:28,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:28,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:28,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 13:16:28,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 13:16:28,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:28,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-17 13:16:28,957 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:28,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:28,957 INFO L85 PathProgramCache]: Analyzing trace with hash -809855808, now seen corresponding path program 2 times [2023-11-17 13:16:28,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:28,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120297310] [2023-11-17 13:16:28,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:28,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:30,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:30,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:30,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120297310] [2023-11-17 13:16:30,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120297310] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:30,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:30,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-17 13:16:30,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671573915] [2023-11-17 13:16:30,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:30,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-17 13:16:30,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:30,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-17 13:16:30,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2023-11-17 13:16:30,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:30,609 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:30,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 16 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:30,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:30,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:30,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:30,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 13:16:30,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 13:16:30,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:30,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:47,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:47,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:47,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:47,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:16:47,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:16:47,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:47,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:16:47,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-17 13:16:47,397 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:47,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:47,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1679598374, now seen corresponding path program 3 times [2023-11-17 13:16:47,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:47,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565575573] [2023-11-17 13:16:47,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:47,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:47,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:47,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:47,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:47,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565575573] [2023-11-17 13:16:47,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565575573] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:47,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:47,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-17 13:16:47,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854050750] [2023-11-17 13:16:47,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:47,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-17 13:16:47,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:47,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-17 13:16:47,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-17 13:16:47,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:47,793 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:47,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:47,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:47,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:47,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:47,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:16:47,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:16:47,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:47,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:16:47,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:50,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:50,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:50,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:50,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:16:50,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:16:50,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:50,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:16:50,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:16:50,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-17 13:16:50,712 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:50,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:50,713 INFO L85 PathProgramCache]: Analyzing trace with hash -703913924, now seen corresponding path program 2 times [2023-11-17 13:16:50,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:50,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952467660] [2023-11-17 13:16:50,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:50,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:51,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:51,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:51,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952467660] [2023-11-17 13:16:51,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952467660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:51,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:51,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-17 13:16:51,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215211824] [2023-11-17 13:16:51,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:51,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-17 13:16:51,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:51,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-17 13:16:51,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-17 13:16:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:51,370 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:51,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.9) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:16:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:16:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:16:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:16:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:53,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:53,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:53,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:53,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:16:53,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:16:53,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:53,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:16:53,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:16:53,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:16:53,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-17 13:16:53,911 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:16:53,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:16:53,911 INFO L85 PathProgramCache]: Analyzing trace with hash 2143596738, now seen corresponding path program 4 times [2023-11-17 13:16:53,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:16:53,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652892728] [2023-11-17 13:16:53,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:16:53,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:16:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:16:55,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:16:55,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:16:55,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652892728] [2023-11-17 13:16:55,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652892728] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:16:55,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:16:55,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-17 13:16:55,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728306845] [2023-11-17 13:16:55,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:16:55,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-17 13:16:55,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:16:55,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-17 13:16:55,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2023-11-17 13:16:55,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:16:55,342 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:16:55,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 16 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:16:55,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:16:55,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:16:55,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:55,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:16:55,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:16:55,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:16:55,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:16:55,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:16:55,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:16:55,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:01,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:01,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:01,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-17 13:17:01,434 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:17:01,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:17:01,435 INFO L85 PathProgramCache]: Analyzing trace with hash -725659860, now seen corresponding path program 5 times [2023-11-17 13:17:01,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:17:01,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112574903] [2023-11-17 13:17:01,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:17:01,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:17:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:17:02,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:17:02,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:17:02,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112574903] [2023-11-17 13:17:02,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112574903] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:17:02,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:17:02,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-17 13:17:02,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931821641] [2023-11-17 13:17:02,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:17:02,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-17 13:17:02,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:17:02,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-17 13:17:02,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2023-11-17 13:17:02,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:02,815 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:17:02,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 16 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:17:02,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:02,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:02,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:02,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:02,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:02,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:02,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:02,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:02,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:02,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:02,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:12,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:12,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:12,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:12,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-17 13:17:12,937 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:17:12,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:17:12,938 INFO L85 PathProgramCache]: Analyzing trace with hash 317522458, now seen corresponding path program 6 times [2023-11-17 13:17:12,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:17:12,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211372965] [2023-11-17 13:17:12,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:17:12,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:17:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:17:14,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:17:14,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:17:14,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211372965] [2023-11-17 13:17:14,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211372965] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:17:14,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:17:14,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2023-11-17 13:17:14,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818262452] [2023-11-17 13:17:14,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:17:14,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-17 13:17:14,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:17:14,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-17 13:17:14,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2023-11-17 13:17:14,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:14,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:17:14,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 17 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:17:14,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:14,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:14,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:20,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:20,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:20,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-17 13:17:20,004 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:17:20,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:17:20,005 INFO L85 PathProgramCache]: Analyzing trace with hash -45880336, now seen corresponding path program 3 times [2023-11-17 13:17:20,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:17:20,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719901712] [2023-11-17 13:17:20,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:17:20,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:17:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:17:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:17:20,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:17:20,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719901712] [2023-11-17 13:17:20,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719901712] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:17:20,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:17:20,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-17 13:17:20,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16742424] [2023-11-17 13:17:20,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:17:20,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-17 13:17:20,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:17:20,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-17 13:17:20,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-17 13:17:20,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:20,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:17:20,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.9) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:20,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:22,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:22,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:22,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-17 13:17:22,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-17 13:17:22,408 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:17:22,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:17:22,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1141285002, now seen corresponding path program 7 times [2023-11-17 13:17:22,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:17:22,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869650365] [2023-11-17 13:17:22,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:17:22,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:17:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:17:23,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:17:23,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:17:23,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869650365] [2023-11-17 13:17:23,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869650365] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:17:23,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:17:23,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-17 13:17:23,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328702054] [2023-11-17 13:17:23,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:17:23,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-17 13:17:23,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:17:23,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-17 13:17:23,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2023-11-17 13:17:23,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:23,636 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:17:23,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 16 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-17 13:17:23,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:41,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:41,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:41,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:41,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:41,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-17 13:17:41,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:41,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-17 13:17:41,009 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:17:41,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:17:41,009 INFO L85 PathProgramCache]: Analyzing trace with hash -322145534, now seen corresponding path program 8 times [2023-11-17 13:17:41,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:17:41,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169583823] [2023-11-17 13:17:41,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:17:41,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:17:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:17:42,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:17:42,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:17:42,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169583823] [2023-11-17 13:17:42,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169583823] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:17:42,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:17:42,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-17 13:17:42,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259706930] [2023-11-17 13:17:42,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:17:42,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-17 13:17:42,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:17:42,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-17 13:17:42,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2023-11-17 13:17:42,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:42,308 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:17:42,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 16 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:17:42,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:42,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:42,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:51,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:51,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:51,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-17 13:17:51,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:51,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:51,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-17 13:17:51,163 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-11-17 13:17:51,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 13:17:51,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1431610600, now seen corresponding path program 9 times [2023-11-17 13:17:51,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 13:17:51,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471281002] [2023-11-17 13:17:51,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 13:17:51,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 13:17:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 13:17:52,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 13:17:52,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 13:17:52,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471281002] [2023-11-17 13:17:52,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471281002] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 13:17:52,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 13:17:52,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-11-17 13:17:52,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272470130] [2023-11-17 13:17:52,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 13:17:52,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-17 13:17:52,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 13:17:52,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-17 13:17:52,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2023-11-17 13:17:52,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:17:52,659 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 13:17:52,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 16 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-17 13:17:52,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:17:52,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:17:52,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:52,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:17:52,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:52,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2023-11-17 13:17:52,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 13:18:00,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 13:18:00,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-17 13:18:00,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 13:18:00,755 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 8 remaining) [2023-11-17 13:18:00,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2023-11-17 13:18:00,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2023-11-17 13:18:00,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2023-11-17 13:18:00,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2023-11-17 13:18:00,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2023-11-17 13:18:00,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2023-11-17 13:18:00,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2023-11-17 13:18:00,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-17 13:18:00,765 INFO L445 BasicCegarLoop]: Path program histogram: [9, 3, 1, 1, 1, 1] [2023-11-17 13:18:00,768 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-17 13:18:00,768 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-17 13:18:00,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 01:18:00 BasicIcfg [2023-11-17 13:18:00,771 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 13:18:00,771 INFO L158 Benchmark]: Toolchain (without parser) took 113067.68ms. Allocated memory was 234.9MB in the beginning and 364.9MB in the end (delta: 130.0MB). Free memory was 182.7MB in the beginning and 132.9MB in the end (delta: 49.8MB). Peak memory consumption was 180.3MB. Max. memory is 8.0GB. [2023-11-17 13:18:00,771 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 177.2MB. Free memory was 127.3MB in the beginning and 127.1MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. [2023-11-17 13:18:00,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 889.41ms. Allocated memory is still 234.9MB. Free memory was 182.7MB in the beginning and 126.1MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 8.0GB. [2023-11-17 13:18:00,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.77ms. Allocated memory is still 234.9MB. Free memory was 125.6MB in the beginning and 122.4MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-11-17 13:18:00,773 INFO L158 Benchmark]: Boogie Preprocessor took 69.04ms. Allocated memory is still 234.9MB. Free memory was 122.4MB in the beginning and 119.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-11-17 13:18:00,773 INFO L158 Benchmark]: RCFGBuilder took 775.47ms. Allocated memory is still 234.9MB. Free memory was 119.3MB in the beginning and 176.6MB in the end (delta: -57.4MB). Peak memory consumption was 28.6MB. Max. memory is 8.0GB. [2023-11-17 13:18:00,773 INFO L158 Benchmark]: TraceAbstraction took 111231.53ms. Allocated memory was 234.9MB in the beginning and 364.9MB in the end (delta: 130.0MB). Free memory was 175.6MB in the beginning and 132.9MB in the end (delta: 42.6MB). Peak memory consumption was 172.7MB. Max. memory is 8.0GB. [2023-11-17 13:18:00,774 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 177.2MB. Free memory was 127.3MB in the beginning and 127.1MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 889.41ms. Allocated memory is still 234.9MB. Free memory was 182.7MB in the beginning and 126.1MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 93.77ms. Allocated memory is still 234.9MB. Free memory was 125.6MB in the beginning and 122.4MB in the end (delta: 3.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 69.04ms. Allocated memory is still 234.9MB. Free memory was 122.4MB in the beginning and 119.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 775.47ms. Allocated memory is still 234.9MB. Free memory was 119.3MB in the beginning and 176.6MB in the end (delta: -57.4MB). Peak memory consumption was 28.6MB. Max. memory is 8.0GB. * TraceAbstraction took 111231.53ms. Allocated memory was 234.9MB in the beginning and 364.9MB in the end (delta: 130.0MB). Free memory was 175.6MB in the beginning and 132.9MB in the end (delta: 42.6MB). Peak memory consumption was 172.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2944, independent: 2389, independent conditional: 1997, independent unconditional: 392, dependent: 447, dependent conditional: 436, dependent unconditional: 11, unknown: 108, unknown conditional: 97, unknown unconditional: 11] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2559, independent: 2389, independent conditional: 1997, independent unconditional: 392, dependent: 62, dependent conditional: 51, dependent unconditional: 11, unknown: 108, unknown conditional: 97, unknown unconditional: 11] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2559, independent: 2389, independent conditional: 1997, independent unconditional: 392, dependent: 62, dependent conditional: 51, dependent unconditional: 11, unknown: 108, unknown conditional: 97, unknown unconditional: 11] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 2389, independent conditional: 25, independent unconditional: 2364, dependent: 910, dependent conditional: 807, dependent unconditional: 103, unknown: 545, unknown conditional: 453, unknown unconditional: 92] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3844, independent: 2389, independent conditional: 25, independent unconditional: 2364, dependent: 910, dependent conditional: 603, dependent unconditional: 307, unknown: 545, unknown conditional: 446, unknown unconditional: 99] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3844, independent: 2389, independent conditional: 25, independent unconditional: 2364, dependent: 910, dependent conditional: 603, dependent unconditional: 307, unknown: 545, unknown conditional: 446, unknown unconditional: 99] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 552, independent: 394, independent conditional: 2, independent unconditional: 392, dependent: 86, dependent conditional: 75, dependent unconditional: 11, unknown: 72, unknown conditional: 61, unknown unconditional: 11] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 552, independent: 387, independent conditional: 0, independent unconditional: 387, dependent: 165, dependent conditional: 0, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 165, independent: 7, independent conditional: 2, independent unconditional: 5, dependent: 86, dependent conditional: 75, dependent unconditional: 11, unknown: 72, unknown conditional: 61, unknown unconditional: 11] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 165, independent: 7, independent conditional: 2, independent unconditional: 5, dependent: 86, dependent conditional: 75, dependent unconditional: 11, unknown: 72, unknown conditional: 61, unknown unconditional: 11] , SemanticIndependenceRelation.Query Time [ms]: [ total: 84284, independent: 41, independent conditional: 17, independent unconditional: 24, dependent: 11695, dependent conditional: 11351, dependent unconditional: 344, unknown: 72548, unknown conditional: 61746, unknown unconditional: 10802] , Protected Queries: 0 ], Cache Queries: [ total: 3844, independent: 1995, independent conditional: 23, independent unconditional: 1972, dependent: 824, dependent conditional: 528, dependent unconditional: 296, unknown: 1025, unknown conditional: 523, unknown unconditional: 502] , Statistics on independence cache: Total cache size (in pairs): 480, Positive cache size: 394, Positive conditional cache size: 2, Positive unconditional cache size: 392, Negative cache size: 86, Negative conditional cache size: 75, Negative unconditional cache size: 11, Unknown cache size: 72, Unknown conditional cache size: 61, Unknown unconditional cache size: 11, Eliminated conditions: 211, Maximal queried relation: 13, Independence queries for same thread: 385 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 11.2s, Number of persistent set computation: 185, Number of trivial persistent sets: 156, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 414, independent: 392, independent conditional: 0, independent unconditional: 392, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2944, independent: 2389, independent conditional: 1997, independent unconditional: 392, dependent: 447, dependent conditional: 436, dependent unconditional: 11, unknown: 108, unknown conditional: 97, unknown unconditional: 11] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2559, independent: 2389, independent conditional: 1997, independent unconditional: 392, dependent: 62, dependent conditional: 51, dependent unconditional: 11, unknown: 108, unknown conditional: 97, unknown unconditional: 11] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2559, independent: 2389, independent conditional: 1997, independent unconditional: 392, dependent: 62, dependent conditional: 51, dependent unconditional: 11, unknown: 108, unknown conditional: 97, unknown unconditional: 11] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 2389, independent conditional: 25, independent unconditional: 2364, dependent: 910, dependent conditional: 807, dependent unconditional: 103, unknown: 545, unknown conditional: 453, unknown unconditional: 92] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3844, independent: 2389, independent conditional: 25, independent unconditional: 2364, dependent: 910, dependent conditional: 603, dependent unconditional: 307, unknown: 545, unknown conditional: 446, unknown unconditional: 99] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3844, independent: 2389, independent conditional: 25, independent unconditional: 2364, dependent: 910, dependent conditional: 603, dependent unconditional: 307, unknown: 545, unknown conditional: 446, unknown unconditional: 99] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 552, independent: 394, independent conditional: 2, independent unconditional: 392, dependent: 86, dependent conditional: 75, dependent unconditional: 11, unknown: 72, unknown conditional: 61, unknown unconditional: 11] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 552, independent: 387, independent conditional: 0, independent unconditional: 387, dependent: 165, dependent conditional: 0, dependent unconditional: 165, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 165, independent: 7, independent conditional: 2, independent unconditional: 5, dependent: 86, dependent conditional: 75, dependent unconditional: 11, unknown: 72, unknown conditional: 61, unknown unconditional: 11] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 165, independent: 7, independent conditional: 2, independent unconditional: 5, dependent: 86, dependent conditional: 75, dependent unconditional: 11, unknown: 72, unknown conditional: 61, unknown unconditional: 11] , SemanticIndependenceRelation.Query Time [ms]: [ total: 84284, independent: 41, independent conditional: 17, independent unconditional: 24, dependent: 11695, dependent conditional: 11351, dependent unconditional: 344, unknown: 72548, unknown conditional: 61746, unknown unconditional: 10802] , Protected Queries: 0 ], Cache Queries: [ total: 3844, independent: 1995, independent conditional: 23, independent unconditional: 1972, dependent: 824, dependent conditional: 528, dependent unconditional: 296, unknown: 1025, unknown conditional: 523, unknown unconditional: 502] , Statistics on independence cache: Total cache size (in pairs): 480, Positive cache size: 394, Positive conditional cache size: 2, Positive unconditional cache size: 392, Negative cache size: 86, Negative conditional cache size: 75, Negative unconditional cache size: 11, Unknown cache size: 72, Unknown conditional cache size: 61, Unknown unconditional cache size: 11, Eliminated conditions: 211, Maximal queried relation: 13, Independence queries for same thread: 385 - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 60 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 111.1s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 94.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 214, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 14.9s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 422 ConstructedInterpolants, 0 QuantifiedInterpolants, 6938 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-17 13:18:00,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-11-17 13:18:00,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...