/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking LOOP --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 05:44:26,028 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 05:44:26,067 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 05:44:26,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 05:44:26,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 05:44:26,086 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 05:44:26,086 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 05:44:26,087 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 05:44:26,087 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 05:44:26,087 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 05:44:26,088 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 05:44:26,088 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 05:44:26,088 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 05:44:26,088 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 05:44:26,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 05:44:26,089 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 05:44:26,089 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 05:44:26,089 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 05:44:26,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 05:44:26,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 05:44:26,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 05:44:26,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 05:44:26,090 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 05:44:26,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 05:44:26,091 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 05:44:26,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 05:44:26,091 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 05:44:26,091 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 05:44:26,092 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 05:44:26,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 05:44:26,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 05:44:26,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 05:44:26,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 05:44:26,092 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 05:44:26,092 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 05:44:26,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 05:44:26,093 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 05:44:26,093 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 05:44:26,093 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 05:44:26,093 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 05:44:26,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 05:44:26,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 05:44:26,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 05:44:26,353 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 05:44:26,353 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 05:44:26,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2024-05-08 05:44:27,401 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 05:44:27,648 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 05:44:27,649 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2024-05-08 05:44:27,677 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/163142b8a/df641abd787d4ce5be34783a2ffe99ce/FLAG626170be3 [2024-05-08 05:44:27,694 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/163142b8a/df641abd787d4ce5be34783a2ffe99ce [2024-05-08 05:44:27,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 05:44:27,699 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 05:44:27,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 05:44:27,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 05:44:27,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 05:44:27,712 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 05:44:27" (1/1) ... [2024-05-08 05:44:27,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a54aab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:27, skipping insertion in model container [2024-05-08 05:44:27,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 05:44:27" (1/1) ... [2024-05-08 05:44:27,757 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 05:44:28,271 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] [2024-05-08 05:44:28,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 05:44:28,322 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 05:44:28,361 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] [2024-05-08 05:44:28,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 05:44:28,549 INFO L206 MainTranslator]: Completed translation [2024-05-08 05:44:28,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28 WrapperNode [2024-05-08 05:44:28,551 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 05:44:28,552 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 05:44:28,552 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 05:44:28,552 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 05:44:28,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,597 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,626 INFO L138 Inliner]: procedures = 483, calls = 47, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 134 [2024-05-08 05:44:28,626 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 05:44:28,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 05:44:28,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 05:44:28,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 05:44:28,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,665 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 05:44:28,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 05:44:28,669 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 05:44:28,669 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 05:44:28,670 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (1/1) ... [2024-05-08 05:44:28,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 05:44:28,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 05:44:28,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-08 05:44:28,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-08 05:44:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 05:44:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-08 05:44:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-05-08 05:44:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 05:44:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-05-08 05:44:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 05:44:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 05:44:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2024-05-08 05:44:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2024-05-08 05:44:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 05:44:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-05-08 05:44:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 05:44:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 05:44:28,749 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 05:44:28,952 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 05:44:28,955 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 05:44:29,126 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 05:44:29,140 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 05:44:29,140 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-08 05:44:29,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 05:44:29 BoogieIcfgContainer [2024-05-08 05:44:29,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 05:44:29,143 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 05:44:29,143 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 05:44:29,146 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 05:44:29,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 05:44:27" (1/3) ... [2024-05-08 05:44:29,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5184d436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 05:44:29, skipping insertion in model container [2024-05-08 05:44:29,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 05:44:28" (2/3) ... [2024-05-08 05:44:29,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5184d436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 05:44:29, skipping insertion in model container [2024-05-08 05:44:29,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 05:44:29" (3/3) ... [2024-05-08 05:44:29,148 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2024-05-08 05:44:29,153 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 05:44:29,160 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 05:44:29,160 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-05-08 05:44:29,160 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 05:44:29,213 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-08 05:44:29,244 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 05:44:29,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 05:44:29,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 05:44:29,246 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-08 05:44:29,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-08 05:44:29,271 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 05:44:29,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:44:29,280 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 05:44:29,285 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;@69d8452b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=LOOP, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 05:44:29,285 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-05-08 05:44:29,305 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)] === [2024-05-08 05:44:29,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:44:29,307 INFO L85 PathProgramCache]: Analyzing trace with hash 33061176, now seen corresponding path program 1 times [2024-05-08 05:44:29,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:44:29,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526497558] [2024-05-08 05:44:29,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:44:29,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:44:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:44:29,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:44:29,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:44:29,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526497558] [2024-05-08 05:44:29,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526497558] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:44:29,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:44:29,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-08 05:44:29,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453669479] [2024-05-08 05:44:29,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:44:29,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-08 05:44:29,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:44:29,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 05:44:29,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-08 05:44:29,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:29,894 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:44:29,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 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) [2024-05-08 05:44:29,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:29,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:44:29,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-08 05:44:29,977 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)] === [2024-05-08 05:44:29,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:44:29,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1460588307, now seen corresponding path program 1 times [2024-05-08 05:44:29,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:44:29,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559971808] [2024-05-08 05:44:29,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:44:29,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:44:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:44:30,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:44:30,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:44:30,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559971808] [2024-05-08 05:44:30,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559971808] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:44:30,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:44:30,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-08 05:44:30,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047420086] [2024-05-08 05:44:30,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:44:30,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-08 05:44:30,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:44:30,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 05:44:30,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-08 05:44:30,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:30,190 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:44:30,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 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) [2024-05-08 05:44:30,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:44:30,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:30,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:30,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:30,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-08 05:44:30,312 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-08 05:44:30,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:44:30,314 INFO L85 PathProgramCache]: Analyzing trace with hash -2142959834, now seen corresponding path program 1 times [2024-05-08 05:44:30,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:44:30,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703418100] [2024-05-08 05:44:30,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:44:30,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:44:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:44:30,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:44:30,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:44:30,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703418100] [2024-05-08 05:44:30,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703418100] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:44:30,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:44:30,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-08 05:44:30,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836568333] [2024-05-08 05:44:30,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:44:30,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-08 05:44:30,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:44:30,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 05:44:30,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-08 05:44:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:30,595 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:44:30,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 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) [2024-05-08 05:44:30,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:30,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:30,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:30,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:30,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:30,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:44:30,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-08 05:44:30,705 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-08 05:44:30,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:44:30,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1240522981, now seen corresponding path program 1 times [2024-05-08 05:44:30,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:44:30,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507898134] [2024-05-08 05:44:30,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:44:30,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:44:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:44:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:44:30,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:44:30,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507898134] [2024-05-08 05:44:30,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507898134] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:44:30,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:44:30,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-08 05:44:30,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123436510] [2024-05-08 05:44:30,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:44:30,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-08 05:44:30,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:44:30,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 05:44:30,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-08 05:44:30,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:30,958 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:44:30,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 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) [2024-05-08 05:44:30,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:30,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:30,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:44:30,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:31,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:31,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:31,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:44:31,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:31,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-08 05:44:31,235 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-08 05:44:31,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:44:31,239 INFO L85 PathProgramCache]: Analyzing trace with hash -829898740, now seen corresponding path program 1 times [2024-05-08 05:44:31,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:44:31,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526580419] [2024-05-08 05:44:31,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:44:31,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:44:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:44:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:44:34,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:44:34,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526580419] [2024-05-08 05:44:34,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526580419] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:44:34,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:44:34,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-05-08 05:44:34,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350569400] [2024-05-08 05:44:34,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:44:34,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-05-08 05:44:34,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:44:34,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-05-08 05:44:34,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=844, Unknown=0, NotChecked=0, Total=930 [2024-05-08 05:44:34,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:34,097 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:44:34,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.258064516129032) internal successors, (132), 31 states have internal predecessors, (132), 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) [2024-05-08 05:44:34,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:34,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:34,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:44:34,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:34,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:37,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:37,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:37,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:44:37,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:37,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-08 05:44:37,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-08 05:44:37,219 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-08 05:44:37,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:44:37,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1103755010, now seen corresponding path program 1 times [2024-05-08 05:44:37,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:44:37,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130495584] [2024-05-08 05:44:37,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:44:37,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:44:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:44:40,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:44:40,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:44:40,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130495584] [2024-05-08 05:44:40,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130495584] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:44:40,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:44:40,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2024-05-08 05:44:40,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101769951] [2024-05-08 05:44:40,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:44:40,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-05-08 05:44:40,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:44:40,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-05-08 05:44:40,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1237, Unknown=0, NotChecked=0, Total=1332 [2024-05-08 05:44:40,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:40,666 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:44:40,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 3.7837837837837838) internal successors, (140), 37 states have internal predecessors, (140), 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) [2024-05-08 05:44:40,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:40,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:40,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:44:40,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:40,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-08 05:44:40,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:54,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:54,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:54,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:54,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:54,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-08 05:44:54,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-05-08 05:44:54,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-08 05:44:54,442 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-05-08 05:44:54,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:44:54,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1310413478, now seen corresponding path program 1 times [2024-05-08 05:44:54,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:44:54,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328968846] [2024-05-08 05:44:54,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:44:54,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:44:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:44:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:44:54,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:44:54,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328968846] [2024-05-08 05:44:54,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328968846] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:44:54,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:44:54,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-08 05:44:54,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239706191] [2024-05-08 05:44:54,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:44:54,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-08 05:44:54,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:44:54,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-08 05:44:54,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-08 05:44:54,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:44:54,548 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:44:54,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.6) internal successors, (118), 5 states have internal predecessors, (118), 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) [2024-05-08 05:44:54,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:54,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:54,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:54,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:44:54,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-08 05:44:54,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-05-08 05:44:54,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:07,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:07,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:07,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:07,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:07,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-08 05:45:07,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:07,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:07,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-08 05:45:07,906 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)] === [2024-05-08 05:45:07,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:45:07,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1090899612, now seen corresponding path program 2 times [2024-05-08 05:45:07,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:45:07,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259232148] [2024-05-08 05:45:07,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:45:07,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:45:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:45:08,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:45:08,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:45:08,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259232148] [2024-05-08 05:45:08,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259232148] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:45:08,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:45:08,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-05-08 05:45:08,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495193944] [2024-05-08 05:45:08,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:45:08,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-05-08 05:45:08,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:45:08,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-05-08 05:45:08,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=182, Unknown=0, NotChecked=0, Total=210 [2024-05-08 05:45:08,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:08,443 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:45:08,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.333333333333334) internal successors, (140), 15 states have internal predecessors, (140), 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) [2024-05-08 05:45:08,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:08,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:08,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:08,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:08,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-08 05:45:08,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:08,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:08,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:12,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:12,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:12,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:12,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:12,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-05-08 05:45:12,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:12,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:12,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-08 05:45:12,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-08 05:45:12,662 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)] === [2024-05-08 05:45:12,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:45:12,662 INFO L85 PathProgramCache]: Analyzing trace with hash -719082778, now seen corresponding path program 2 times [2024-05-08 05:45:12,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:45:12,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390659925] [2024-05-08 05:45:12,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:45:12,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:45:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:45:14,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:45:14,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:45:14,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390659925] [2024-05-08 05:45:14,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390659925] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:45:14,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:45:14,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2024-05-08 05:45:14,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927397498] [2024-05-08 05:45:14,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:45:14,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-05-08 05:45:14,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:45:15,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-05-08 05:45:15,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2024-05-08 05:45:15,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:15,189 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:45:15,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 6.285714285714286) internal successors, (132), 21 states have internal predecessors, (132), 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) [2024-05-08 05:45:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-05-08 05:45:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-08 05:45:15,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:17,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:17,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:17,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:17,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:17,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-05-08 05:45:17,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:17,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:17,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-08 05:45:17,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-08 05:45:17,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-05-08 05:45:17,315 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)] === [2024-05-08 05:45:17,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:45:17,315 INFO L85 PathProgramCache]: Analyzing trace with hash -568236068, now seen corresponding path program 3 times [2024-05-08 05:45:17,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:45:17,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609420309] [2024-05-08 05:45:17,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:45:17,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:45:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:45:19,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:45:19,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:45:19,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609420309] [2024-05-08 05:45:19,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609420309] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:45:19,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:45:19,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2024-05-08 05:45:19,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474953698] [2024-05-08 05:45:19,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:45:19,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-05-08 05:45:19,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:45:19,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-05-08 05:45:19,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=1040, Unknown=0, NotChecked=0, Total=1122 [2024-05-08 05:45:19,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:19,668 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:45:19,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 4.117647058823529) internal successors, (140), 34 states have internal predecessors, (140), 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) [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-08 05:45:19,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:28,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:28,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:28,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:28,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:28,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-05-08 05:45:28,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:28,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:28,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-08 05:45:28,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-05-08 05:45:28,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-08 05:45:28,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-05-08 05:45:28,869 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)] === [2024-05-08 05:45:28,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:45:28,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1866568390, now seen corresponding path program 4 times [2024-05-08 05:45:28,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:45:28,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840029316] [2024-05-08 05:45:28,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:45:28,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:45:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:45:31,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:45:31,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:45:31,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840029316] [2024-05-08 05:45:31,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840029316] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:45:31,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:45:31,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2024-05-08 05:45:31,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079216122] [2024-05-08 05:45:31,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:45:31,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-05-08 05:45:31,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:45:31,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-05-08 05:45:31,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1238, Unknown=0, NotChecked=0, Total=1332 [2024-05-08 05:45:31,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:31,627 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:45:31,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 3.7837837837837838) internal successors, (140), 37 states have internal predecessors, (140), 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) [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-08 05:45:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:37,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-08 05:45:37,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-08 05:45:37,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-05-08 05:45:37,342 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)] === [2024-05-08 05:45:37,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 05:45:37,342 INFO L85 PathProgramCache]: Analyzing trace with hash -384955560, now seen corresponding path program 5 times [2024-05-08 05:45:37,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 05:45:37,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512506513] [2024-05-08 05:45:37,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 05:45:37,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 05:45:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 05:45:39,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 05:45:39,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 05:45:39,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512506513] [2024-05-08 05:45:39,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512506513] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 05:45:39,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 05:45:39,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2024-05-08 05:45:39,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333120836] [2024-05-08 05:45:39,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 05:45:39,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-05-08 05:45:39,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 05:45:39,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-05-08 05:45:39,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1237, Unknown=0, NotChecked=0, Total=1332 [2024-05-08 05:45:39,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:39,869 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 05:45:39,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 3.7837837837837838) internal successors, (140), 37 states have internal predecessors, (140), 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) [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-08 05:45:39,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 05:45:50,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-08 05:45:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-05-08 05:45:50,573 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 8 remaining) [2024-05-08 05:45:50,573 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2024-05-08 05:45:50,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2024-05-08 05:45:50,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2024-05-08 05:45:50,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2024-05-08 05:45:50,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2024-05-08 05:45:50,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2024-05-08 05:45:50,574 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2024-05-08 05:45:50,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-05-08 05:45:50,578 INFO L448 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1, 1, 1] [2024-05-08 05:45:50,579 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 05:45:50,579 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 05:45:50,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 05:45:50 BasicIcfg [2024-05-08 05:45:50,582 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 05:45:50,582 INFO L158 Benchmark]: Toolchain (without parser) took 82883.74ms. Allocated memory was 238.0MB in the beginning and 896.5MB in the end (delta: 658.5MB). Free memory was 169.6MB in the beginning and 489.8MB in the end (delta: -320.1MB). Peak memory consumption was 339.6MB. Max. memory is 8.0GB. [2024-05-08 05:45:50,582 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 162.5MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 05:45:50,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 844.03ms. Allocated memory is still 238.0MB. Free memory was 169.5MB in the beginning and 182.2MB in the end (delta: -12.7MB). Peak memory consumption was 43.0MB. Max. memory is 8.0GB. [2024-05-08 05:45:50,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.35ms. Allocated memory is still 238.0MB. Free memory was 182.2MB in the beginning and 178.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-05-08 05:45:50,583 INFO L158 Benchmark]: Boogie Preprocessor took 41.84ms. Allocated memory is still 238.0MB. Free memory was 178.5MB in the beginning and 175.3MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-08 05:45:50,583 INFO L158 Benchmark]: RCFGBuilder took 472.58ms. Allocated memory is still 238.0MB. Free memory was 175.3MB in the beginning and 149.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2024-05-08 05:45:50,583 INFO L158 Benchmark]: TraceAbstraction took 81438.54ms. Allocated memory was 238.0MB in the beginning and 896.5MB in the end (delta: 658.5MB). Free memory was 148.6MB in the beginning and 489.8MB in the end (delta: -341.2MB). Peak memory consumption was 318.9MB. Max. memory is 8.0GB. [2024-05-08 05:45:50,585 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 162.5MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 844.03ms. Allocated memory is still 238.0MB. Free memory was 169.5MB in the beginning and 182.2MB in the end (delta: -12.7MB). Peak memory consumption was 43.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 74.35ms. Allocated memory is still 238.0MB. Free memory was 182.2MB in the beginning and 178.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.84ms. Allocated memory is still 238.0MB. Free memory was 178.5MB in the beginning and 175.3MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 472.58ms. Allocated memory is still 238.0MB. Free memory was 175.3MB in the beginning and 149.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 81438.54ms. Allocated memory was 238.0MB in the beginning and 896.5MB in the end (delta: 658.5MB). Free memory was 148.6MB in the beginning and 489.8MB in the end (delta: -341.2MB). Peak memory consumption was 318.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 53335, independent: 53101, independent conditional: 53032, independent unconditional: 69, dependent: 213, dependent conditional: 213, dependent unconditional: 0, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 53218, independent: 53101, independent conditional: 53032, independent unconditional: 69, dependent: 96, dependent conditional: 96, dependent unconditional: 0, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53218, independent: 53101, independent conditional: 53032, independent unconditional: 69, dependent: 96, dependent conditional: 96, dependent unconditional: 0, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 53218, independent: 53101, independent conditional: 53032, independent unconditional: 69, dependent: 96, dependent conditional: 96, dependent unconditional: 0, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53872, independent: 53101, independent conditional: 26687, independent unconditional: 26414, dependent: 659, dependent conditional: 474, dependent unconditional: 185, unknown: 112, unknown conditional: 77, unknown unconditional: 35] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 53872, independent: 53101, independent conditional: 18367, independent unconditional: 34734, dependent: 659, dependent conditional: 337, dependent unconditional: 322, unknown: 112, unknown conditional: 44, unknown unconditional: 68] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 53872, independent: 53101, independent conditional: 18367, independent unconditional: 34734, dependent: 659, dependent conditional: 337, dependent unconditional: 322, unknown: 112, unknown conditional: 44, unknown unconditional: 68] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2382, independent: 2300, independent conditional: 852, independent unconditional: 1448, dependent: 58, dependent conditional: 43, dependent unconditional: 15, unknown: 24, unknown conditional: 14, unknown unconditional: 10] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2382, independent: 2222, independent conditional: 0, independent unconditional: 2222, dependent: 160, dependent conditional: 0, dependent unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 160, independent: 78, independent conditional: 76, independent unconditional: 2, dependent: 58, dependent conditional: 43, dependent unconditional: 15, unknown: 24, unknown conditional: 14, unknown unconditional: 10] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 160, independent: 78, independent conditional: 76, independent unconditional: 2, dependent: 58, dependent conditional: 43, dependent unconditional: 15, unknown: 24, unknown conditional: 14, unknown unconditional: 10] , SemanticIndependenceRelation.Query Time [ms]: [ total: 28826, independent: 1870, independent conditional: 1868, independent unconditional: 2, dependent: 1195, dependent conditional: 1128, dependent unconditional: 67, unknown: 25762, unknown conditional: 15088, unknown unconditional: 10674] , Protected Queries: 0 ], Cache Queries: [ total: 53872, independent: 50801, independent conditional: 17515, independent unconditional: 33286, dependent: 601, dependent conditional: 294, dependent unconditional: 307, unknown: 2470, unknown conditional: 939, unknown unconditional: 1531] , Statistics on independence cache: Total cache size (in pairs): 2358, Positive cache size: 2300, Positive conditional cache size: 852, Positive unconditional cache size: 1448, Negative cache size: 58, Negative conditional cache size: 43, Negative unconditional cache size: 15, Unknown cache size: 24, Unknown conditional cache size: 14, Unknown unconditional cache size: 10, Eliminated conditions: 8490, Maximal queried relation: 7, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53872, independent: 53101, independent conditional: 26687, independent unconditional: 26414, dependent: 659, dependent conditional: 474, dependent unconditional: 185, unknown: 112, unknown conditional: 77, unknown unconditional: 35] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 53872, independent: 53101, independent conditional: 18367, independent unconditional: 34734, dependent: 659, dependent conditional: 337, dependent unconditional: 322, unknown: 112, unknown conditional: 44, unknown unconditional: 68] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 53872, independent: 53101, independent conditional: 18367, independent unconditional: 34734, dependent: 659, dependent conditional: 337, dependent unconditional: 322, unknown: 112, unknown conditional: 44, unknown unconditional: 68] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2382, independent: 2300, independent conditional: 852, independent unconditional: 1448, dependent: 58, dependent conditional: 43, dependent unconditional: 15, unknown: 24, unknown conditional: 14, unknown unconditional: 10] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2382, independent: 2222, independent conditional: 0, independent unconditional: 2222, dependent: 160, dependent conditional: 0, dependent unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 160, independent: 78, independent conditional: 76, independent unconditional: 2, dependent: 58, dependent conditional: 43, dependent unconditional: 15, unknown: 24, unknown conditional: 14, unknown unconditional: 10] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 160, independent: 78, independent conditional: 76, independent unconditional: 2, dependent: 58, dependent conditional: 43, dependent unconditional: 15, unknown: 24, unknown conditional: 14, unknown unconditional: 10] , SemanticIndependenceRelation.Query Time [ms]: [ total: 28826, independent: 1870, independent conditional: 1868, independent unconditional: 2, dependent: 1195, dependent conditional: 1128, dependent unconditional: 67, unknown: 25762, unknown conditional: 15088, unknown unconditional: 10674] , Protected Queries: 0 ], Cache Queries: [ total: 53872, independent: 50801, independent conditional: 17515, independent unconditional: 33286, dependent: 601, dependent conditional: 294, dependent unconditional: 307, unknown: 2470, unknown conditional: 939, unknown unconditional: 1531] , Statistics on independence cache: Total cache size (in pairs): 2358, Positive cache size: 2300, Positive conditional cache size: 852, Positive unconditional cache size: 1448, Negative cache size: 58, Negative conditional cache size: 43, Negative unconditional cache size: 15, Unknown cache size: 24, Unknown conditional cache size: 14, Unknown unconditional cache size: 10, Eliminated conditions: 8490 ], Independence queries for same thread: 117 - 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 with 1 thread instances CFG has 4 procedures, 212 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 81.3s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 62.8s, 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: 457, 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: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 16.6s InterpolantComputationTime, 1312 NumberOfCodeBlocks, 1312 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1300 ConstructedInterpolants, 0 QuantifiedInterpolants, 16861 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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, ConditionalCommutativityCheckTime: 8.2s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-08 05:45:50,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-08 05:45:50,822 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...