/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 NONE -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-03 18:32:28,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-03 18:32:28,290 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-03 18:32:28,296 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-03 18:32:28,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-03 18:32:28,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-03 18:32:28,321 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-03 18:32:28,321 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-03 18:32:28,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-03 18:32:28,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-03 18:32:28,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-03 18:32:28,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-03 18:32:28,326 INFO L153 SettingsManager]: * Use SBE=true [2024-04-03 18:32:28,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-03 18:32:28,327 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-03 18:32:28,327 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-03 18:32:28,327 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-03 18:32:28,327 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-03 18:32:28,327 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-03 18:32:28,327 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-03 18:32:28,328 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-03 18:32:28,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-03 18:32:28,329 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-03 18:32:28,329 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-03 18:32:28,329 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-03 18:32:28,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-03 18:32:28,330 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-03 18:32:28,330 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-03 18:32:28,330 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-03 18:32:28,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 18:32:28,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-03 18:32:28,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-03 18:32:28,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-03 18:32:28,332 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-03 18:32:28,332 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-03 18:32:28,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-03 18:32:28,332 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-03 18:32:28,332 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-03 18:32:28,332 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-03 18:32:28,332 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> NONE [2024-04-03 18:32:28,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-03 18:32:28,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-03 18:32:28,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-03 18:32:28,630 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-03 18:32:28,632 INFO L274 PluginConnector]: CDTParser initialized [2024-04-03 18:32:28,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2024-04-03 18:32:29,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-03 18:32:29,970 INFO L384 CDTParser]: Found 1 translation units. [2024-04-03 18:32:29,970 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2024-04-03 18:32:29,991 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3705ca20d/72ffd9de6c704d5e8c05cf6621e0d92e/FLAG04ff39034 [2024-04-03 18:32:30,006 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3705ca20d/72ffd9de6c704d5e8c05cf6621e0d92e [2024-04-03 18:32:30,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-03 18:32:30,010 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-03 18:32:30,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-03 18:32:30,012 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-03 18:32:30,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-03 18:32:30,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16716bc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30, skipping insertion in model container [2024-04-03 18:32:30,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,073 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-03 18:32:30,462 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-3_1-container_of-global.i[76084,76097] [2024-04-03 18:32:30,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 18:32:30,492 INFO L202 MainTranslator]: Completed pre-run [2024-04-03 18:32:30,520 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-3_1-container_of-global.i[76084,76097] [2024-04-03 18:32:30,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 18:32:30,592 INFO L206 MainTranslator]: Completed translation [2024-04-03 18:32:30,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30 WrapperNode [2024-04-03 18:32:30,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-03 18:32:30,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-03 18:32:30,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-03 18:32:30,593 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-03 18:32:30,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,617 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,639 INFO L138 Inliner]: procedures = 483, calls = 47, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 135 [2024-04-03 18:32:30,639 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-03 18:32:30,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-03 18:32:30,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-03 18:32:30,640 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-03 18:32:30,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,661 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-03 18:32:30,704 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-03 18:32:30,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-03 18:32:30,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-03 18:32:30,705 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (1/1) ... [2024-04-03 18:32:30,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 18:32:30,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 18:32:30,761 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) [2024-04-03 18:32:30,769 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 [2024-04-03 18:32:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-03 18:32:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-03 18:32:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-04-03 18:32:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-03 18:32:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-03 18:32:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-03 18:32:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-03 18:32:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2024-04-03 18:32:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2024-04-03 18:32:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-03 18:32:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-04-03 18:32:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-03 18:32:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-03 18:32:30,802 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-03 18:32:31,060 INFO L241 CfgBuilder]: Building ICFG [2024-04-03 18:32:31,063 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-03 18:32:31,223 INFO L282 CfgBuilder]: Performing block encoding [2024-04-03 18:32:31,236 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-03 18:32:31,236 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-03 18:32:31,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 06:32:31 BoogieIcfgContainer [2024-04-03 18:32:31,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-03 18:32:31,239 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-03 18:32:31,240 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-03 18:32:31,242 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-03 18:32:31,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 06:32:30" (1/3) ... [2024-04-03 18:32:31,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f79cce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 06:32:31, skipping insertion in model container [2024-04-03 18:32:31,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:32:30" (2/3) ... [2024-04-03 18:32:31,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f79cce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 06:32:31, skipping insertion in model container [2024-04-03 18:32:31,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 06:32:31" (3/3) ... [2024-04-03 18:32:31,244 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2024-04-03 18:32:31,250 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-03 18:32:31,258 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-03 18:32:31,258 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-04-03 18:32:31,258 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-03 18:32:31,299 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-03 18:32:31,331 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-03 18:32:31,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-03 18:32:31,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 18:32:31,344 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) [2024-04-03 18:32:31,345 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 [2024-04-03 18:32:31,402 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-03 18:32:31,408 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-03 18:32:31,414 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;@35b08b79, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=NONE, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-03 18:32:31,414 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-04-03 18:32:31,440 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)] === [2024-04-03 18:32:31,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:32:31,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1014195515, now seen corresponding path program 1 times [2024-04-03 18:32:31,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:32:31,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087812434] [2024-04-03 18:32:31,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:32:31,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:32:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:32:32,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:32:32,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:32:32,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087812434] [2024-04-03 18:32:32,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087812434] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:32:32,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:32:32,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-03 18:32:32,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857002997] [2024-04-03 18:32:32,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:32:32,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-03 18:32:32,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:32:32,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-03 18:32:32,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-03 18:32:32,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:32,165 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:32:32,166 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) [2024-04-03 18:32:32,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:32,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:32,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-03 18:32:32,257 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)] === [2024-04-03 18:32:32,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:32:32,258 INFO L85 PathProgramCache]: Analyzing trace with hash -788613453, now seen corresponding path program 1 times [2024-04-03 18:32:32,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:32:32,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74932263] [2024-04-03 18:32:32,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:32:32,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:32:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:32:32,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:32:32,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:32:32,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74932263] [2024-04-03 18:32:32,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74932263] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:32:32,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:32:32,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-03 18:32:32,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142900572] [2024-04-03 18:32:32,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:32:32,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-03 18:32:32,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:32:32,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-03 18:32:32,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-03 18:32:32,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:32,406 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:32:32,406 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) [2024-04-03 18:32:32,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:32,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:32,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:32,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:32,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-03 18:32:32,496 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)] === [2024-04-03 18:32:32,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:32:32,497 INFO L85 PathProgramCache]: Analyzing trace with hash -6013210, now seen corresponding path program 1 times [2024-04-03 18:32:32,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:32:32,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860145380] [2024-04-03 18:32:32,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:32:32,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:32:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:32:32,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:32:32,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:32:32,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860145380] [2024-04-03 18:32:32,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860145380] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:32:32,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:32:32,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-03 18:32:32,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622873890] [2024-04-03 18:32:32,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:32:32,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-03 18:32:32,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:32:32,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-03 18:32:32,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-03 18:32:32,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:32,910 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:32:32,911 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) [2024-04-03 18:32:32,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:32,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:32,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:33,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:33,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:33,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:33,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-03 18:32:33,048 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)] === [2024-04-03 18:32:33,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:32:33,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1356939526, now seen corresponding path program 1 times [2024-04-03 18:32:33,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:32:33,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10248987] [2024-04-03 18:32:33,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:32:33,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:32:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:32:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:32:33,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:32:33,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10248987] [2024-04-03 18:32:33,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10248987] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:32:33,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:32:33,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-03 18:32:33,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556787740] [2024-04-03 18:32:33,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:32:33,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-03 18:32:33,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:32:33,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-03 18:32:33,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-03 18:32:33,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:33,304 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:32:33,304 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) [2024-04-03 18:32:33,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:33,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:33,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:33,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:33,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:33,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:33,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:33,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:33,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-03 18:32:33,575 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)] === [2024-04-03 18:32:33,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:32:33,576 INFO L85 PathProgramCache]: Analyzing trace with hash 2051181091, now seen corresponding path program 1 times [2024-04-03 18:32:33,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:32:33,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857240199] [2024-04-03 18:32:33,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:32:33,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:32:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:32:35,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:32:35,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:32:35,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857240199] [2024-04-03 18:32:35,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857240199] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:32:35,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:32:35,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-04-03 18:32:35,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896086193] [2024-04-03 18:32:35,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:32:35,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-04-03 18:32:35,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:32:35,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-04-03 18:32:35,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2024-04-03 18:32:35,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:35,397 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:32:35,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 8.1875) internal successors, (131), 16 states have internal predecessors, (131), 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) [2024-04-03 18:32:35,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:35,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:35,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:35,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:35,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:36,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:36,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:36,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:36,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:36,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-03 18:32:36,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-03 18:32:36,040 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)] === [2024-04-03 18:32:36,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:32:36,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1726634274, now seen corresponding path program 1 times [2024-04-03 18:32:36,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:32:36,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064655890] [2024-04-03 18:32:36,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:32:36,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:32:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:32:39,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:32:39,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:32:39,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064655890] [2024-04-03 18:32:39,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064655890] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:32:39,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:32:39,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2024-04-03 18:32:39,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770522588] [2024-04-03 18:32:39,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:32:39,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-03 18:32:39,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:32:39,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-03 18:32:39,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=796, Unknown=0, NotChecked=0, Total=870 [2024-04-03 18:32:39,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:39,539 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:32:39,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.633333333333334) internal successors, (139), 30 states have internal predecessors, (139), 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) [2024-04-03 18:32:39,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:39,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:39,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:39,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:39,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-03 18:32:39,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:51,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:51,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:51,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:51,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:51,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-03 18:32:51,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-03 18:32:51,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-03 18:32:51,087 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)] === [2024-04-03 18:32:51,087 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:32:51,087 INFO L85 PathProgramCache]: Analyzing trace with hash 2027082423, now seen corresponding path program 1 times [2024-04-03 18:32:51,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:32:51,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238610101] [2024-04-03 18:32:51,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:32:51,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:32:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:32:51,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:32:51,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:32:51,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238610101] [2024-04-03 18:32:51,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238610101] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:32:51,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:32:51,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-03 18:32:51,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609899243] [2024-04-03 18:32:51,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:32:51,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-03 18:32:51,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:32:51,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-03 18:32:51,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-03 18:32:51,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:51,189 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:32:51,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 5 states have internal predecessors, (117), 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) [2024-04-03 18:32:51,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:51,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:51,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:51,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:51,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-03 18:32:51,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-03 18:32:51,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:54,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:54,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:54,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:54,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:54,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-03 18:32:54,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-03 18:32:54,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:54,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-03 18:32:54,721 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-03 18:32:54,722 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:32:54,722 INFO L85 PathProgramCache]: Analyzing trace with hash -473049445, now seen corresponding path program 2 times [2024-04-03 18:32:54,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:32:54,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443290775] [2024-04-03 18:32:54,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:32:54,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:32:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:32:55,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:32:55,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:32:55,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443290775] [2024-04-03 18:32:55,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443290775] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:32:55,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:32:55,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-04-03 18:32:55,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616877402] [2024-04-03 18:32:55,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:32:55,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-04-03 18:32:55,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:32:55,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-04-03 18:32:55,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2024-04-03 18:32:55,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:55,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:32:55,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 8.1875) internal successors, (131), 16 states have internal predecessors, (131), 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) [2024-04-03 18:32:55,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:55,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:55,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:55,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:55,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-03 18:32:55,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-03 18:32:55,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:55,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:56,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:56,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:56,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:56,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:56,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-03 18:32:56,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-03 18:32:56,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:56,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-03 18:32:56,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-03 18:32:56,879 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-03 18:32:56,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:32:56,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1123426014, now seen corresponding path program 2 times [2024-04-03 18:32:56,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:32:56,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992954613] [2024-04-03 18:32:56,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:32:56,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:32:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:32:59,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:32:59,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:32:59,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992954613] [2024-04-03 18:32:59,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992954613] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:32:59,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:32:59,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2024-04-03 18:32:59,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915336036] [2024-04-03 18:32:59,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:32:59,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-04-03 18:32:59,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:32:59,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-04-03 18:32:59,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=909, Unknown=0, NotChecked=0, Total=992 [2024-04-03 18:32:59,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:32:59,476 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:32:59,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 4.34375) internal successors, (139), 32 states have internal predecessors, (139), 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) [2024-04-03 18:32:59,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:59,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:59,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:59,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:32:59,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-03 18:32:59,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-03 18:32:59,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:32:59,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-03 18:32:59,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:33:14,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:14,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:14,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:14,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:14,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-03 18:33:14,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-03 18:33:14,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:33:14,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-03 18:33:14,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-03 18:33:14,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-03 18:33:14,069 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-03 18:33:14,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:33:14,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1660053149, now seen corresponding path program 3 times [2024-04-03 18:33:14,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:33:14,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532303520] [2024-04-03 18:33:14,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:33:14,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:33:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:33:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:33:14,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:33:14,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532303520] [2024-04-03 18:33:14,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532303520] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:33:14,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:33:14,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-03 18:33:14,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349038406] [2024-04-03 18:33:14,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:33:14,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-03 18:33:14,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:33:14,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-03 18:33:14,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-04-03 18:33:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:33:14,468 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:33:14,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 9 states have internal predecessors, (131), 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) [2024-04-03 18:33:14,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:14,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:14,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:14,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:14,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-03 18:33:14,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-03 18:33:14,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:33:14,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-03 18:33:14,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-03 18:33:14,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:33:18,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:18,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:18,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:18,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:18,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-03 18:33:18,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-03 18:33:18,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:33:18,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-03 18:33:18,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-03 18:33:18,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 18:33:18,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-04-03 18:33:18,854 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2024-04-03 18:33:18,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:33:18,854 INFO L85 PathProgramCache]: Analyzing trace with hash 993859811, now seen corresponding path program 4 times [2024-04-03 18:33:18,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:33:18,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169395911] [2024-04-03 18:33:18,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:33:18,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:33:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:33:19,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:33:19,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:33:19,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169395911] [2024-04-03 18:33:19,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169395911] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:33:19,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:33:19,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-04-03 18:33:19,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917965952] [2024-04-03 18:33:19,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:33:19,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-04-03 18:33:19,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:33:19,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-04-03 18:33:19,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2024-04-03 18:33:19,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:33:19,825 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:33:19,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 8.1875) internal successors, (131), 16 states have internal predecessors, (131), 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) [2024-04-03 18:33:19,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:19,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-03 18:33:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-03 18:33:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:33:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-03 18:33:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-03 18:33:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 18:33:19,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 18:33:22,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-03 18:33:22,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-04-03 18:33:22,841 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)] === [2024-04-03 18:33:22,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:33:22,841 INFO L85 PathProgramCache]: Analyzing trace with hash -386566754, now seen corresponding path program 3 times [2024-04-03 18:33:22,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:33:22,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596035648] [2024-04-03 18:33:22,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:33:22,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:33:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:33:25,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:33:25,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:33:25,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596035648] [2024-04-03 18:33:25,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596035648] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:33:25,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:33:25,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2024-04-03 18:33:25,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310685048] [2024-04-03 18:33:25,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:33:25,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-04-03 18:33:25,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:33:25,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-04-03 18:33:25,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=906, Unknown=0, NotChecked=0, Total=992 [2024-04-03 18:33:25,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:33:25,190 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:33:25,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 4.34375) internal successors, (139), 32 states have internal predecessors, (139), 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) [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-03 18:33:25,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-03 18:33:25,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-03 18:33:25,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:33:33,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-03 18:33:33,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-03 18:33:33,096 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 8 remaining) [2024-04-03 18:33:33,097 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2024-04-03 18:33:33,097 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2024-04-03 18:33:33,097 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2024-04-03 18:33:33,097 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2024-04-03 18:33:33,097 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2024-04-03 18:33:33,098 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2024-04-03 18:33:33,098 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2024-04-03 18:33:33,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-04-03 18:33:33,103 INFO L445 BasicCegarLoop]: Path program histogram: [4, 3, 1, 1, 1, 1, 1] [2024-04-03 18:33:33,105 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-03 18:33:33,105 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-03 18:33:33,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 06:33:33 BasicIcfg [2024-04-03 18:33:33,109 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-03 18:33:33,110 INFO L158 Benchmark]: Toolchain (without parser) took 63099.73ms. Allocated memory was 211.8MB in the beginning and 957.3MB in the end (delta: 745.5MB). Free memory was 140.1MB in the beginning and 563.4MB in the end (delta: -423.3MB). Peak memory consumption was 322.3MB. Max. memory is 8.0GB. [2024-04-03 18:33:33,110 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 211.8MB. Free memory is still 179.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-03 18:33:33,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 580.87ms. Allocated memory was 211.8MB in the beginning and 289.4MB in the end (delta: 77.6MB). Free memory was 139.9MB in the beginning and 214.6MB in the end (delta: -74.7MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-04-03 18:33:33,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.30ms. Allocated memory is still 289.4MB. Free memory was 214.6MB in the beginning and 211.0MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-03 18:33:33,110 INFO L158 Benchmark]: Boogie Preprocessor took 63.47ms. Allocated memory is still 289.4MB. Free memory was 211.0MB in the beginning and 208.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-03 18:33:33,110 INFO L158 Benchmark]: RCFGBuilder took 533.53ms. Allocated memory is still 289.4MB. Free memory was 208.4MB in the beginning and 182.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2024-04-03 18:33:33,111 INFO L158 Benchmark]: TraceAbstraction took 61869.81ms. Allocated memory was 289.4MB in the beginning and 957.3MB in the end (delta: 667.9MB). Free memory was 181.7MB in the beginning and 563.4MB in the end (delta: -381.7MB). Peak memory consumption was 286.7MB. Max. memory is 8.0GB. [2024-04-03 18:33:33,111 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 211.8MB. Free memory is still 179.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 580.87ms. Allocated memory was 211.8MB in the beginning and 289.4MB in the end (delta: 77.6MB). Free memory was 139.9MB in the beginning and 214.6MB in the end (delta: -74.7MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.30ms. Allocated memory is still 289.4MB. Free memory was 214.6MB in the beginning and 211.0MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 63.47ms. Allocated memory is still 289.4MB. Free memory was 211.0MB in the beginning and 208.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 533.53ms. Allocated memory is still 289.4MB. Free memory was 208.4MB in the beginning and 182.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 61869.81ms. Allocated memory was 289.4MB in the beginning and 957.3MB in the end (delta: 667.9MB). Free memory was 181.7MB in the beginning and 563.4MB in the end (delta: -381.7MB). Peak memory consumption was 286.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 20202, independent: 20066, independent conditional: 20066, independent unconditional: 0, dependent: 133, dependent conditional: 133, dependent unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 20087, independent: 20066, independent conditional: 20066, independent unconditional: 0, dependent: 18, dependent conditional: 18, dependent unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20087, independent: 20066, independent conditional: 20066, independent unconditional: 0, dependent: 18, dependent conditional: 18, dependent unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 20087, independent: 20066, independent conditional: 20066, independent unconditional: 0, dependent: 18, dependent conditional: 18, dependent unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20529, independent: 20066, independent conditional: 142, independent unconditional: 19924, dependent: 406, dependent conditional: 248, dependent unconditional: 158, unknown: 57, unknown conditional: 31, unknown unconditional: 26] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 20529, independent: 20066, independent conditional: 142, independent unconditional: 19924, dependent: 406, dependent conditional: 148, dependent unconditional: 258, unknown: 57, unknown conditional: 17, unknown unconditional: 40] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20529, independent: 20066, independent conditional: 142, independent unconditional: 19924, dependent: 406, dependent conditional: 148, dependent unconditional: 258, unknown: 57, unknown conditional: 17, unknown unconditional: 40] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1223, independent: 1134, independent conditional: 45, independent unconditional: 1089, dependent: 68, dependent conditional: 56, dependent unconditional: 12, unknown: 21, unknown conditional: 14, unknown unconditional: 7] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1223, independent: 1087, independent conditional: 0, independent unconditional: 1087, dependent: 136, dependent conditional: 0, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 136, independent: 47, independent conditional: 45, independent unconditional: 2, dependent: 68, dependent conditional: 56, dependent unconditional: 12, unknown: 21, unknown conditional: 14, unknown unconditional: 7] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 136, independent: 47, independent conditional: 45, independent unconditional: 2, dependent: 68, dependent conditional: 56, dependent unconditional: 12, unknown: 21, unknown conditional: 14, unknown unconditional: 7] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24899, independent: 1635, independent conditional: 1632, independent unconditional: 4, dependent: 518, dependent conditional: 338, dependent unconditional: 180, unknown: 22746, unknown conditional: 15132, unknown unconditional: 7614] , Protected Queries: 0 ], Cache Queries: [ total: 20529, independent: 18932, independent conditional: 97, independent unconditional: 18835, dependent: 338, dependent conditional: 92, dependent unconditional: 246, unknown: 1259, unknown conditional: 118, unknown unconditional: 1141] , Statistics on independence cache: Total cache size (in pairs): 1202, Positive cache size: 1134, Positive conditional cache size: 45, Positive unconditional cache size: 1089, Negative cache size: 68, Negative conditional cache size: 56, Negative unconditional cache size: 12, Unknown cache size: 21, Unknown conditional cache size: 14, Unknown unconditional cache size: 7, Eliminated conditions: 114, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20529, independent: 20066, independent conditional: 142, independent unconditional: 19924, dependent: 406, dependent conditional: 248, dependent unconditional: 158, unknown: 57, unknown conditional: 31, unknown unconditional: 26] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 20529, independent: 20066, independent conditional: 142, independent unconditional: 19924, dependent: 406, dependent conditional: 148, dependent unconditional: 258, unknown: 57, unknown conditional: 17, unknown unconditional: 40] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20529, independent: 20066, independent conditional: 142, independent unconditional: 19924, dependent: 406, dependent conditional: 148, dependent unconditional: 258, unknown: 57, unknown conditional: 17, unknown unconditional: 40] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1223, independent: 1134, independent conditional: 45, independent unconditional: 1089, dependent: 68, dependent conditional: 56, dependent unconditional: 12, unknown: 21, unknown conditional: 14, unknown unconditional: 7] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1223, independent: 1087, independent conditional: 0, independent unconditional: 1087, dependent: 136, dependent conditional: 0, dependent unconditional: 136, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 136, independent: 47, independent conditional: 45, independent unconditional: 2, dependent: 68, dependent conditional: 56, dependent unconditional: 12, unknown: 21, unknown conditional: 14, unknown unconditional: 7] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 136, independent: 47, independent conditional: 45, independent unconditional: 2, dependent: 68, dependent conditional: 56, dependent unconditional: 12, unknown: 21, unknown conditional: 14, unknown unconditional: 7] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24899, independent: 1635, independent conditional: 1632, independent unconditional: 4, dependent: 518, dependent conditional: 338, dependent unconditional: 180, unknown: 22746, unknown conditional: 15132, unknown unconditional: 7614] , Protected Queries: 0 ], Cache Queries: [ total: 20529, independent: 18932, independent conditional: 97, independent unconditional: 18835, dependent: 338, dependent conditional: 92, dependent unconditional: 246, unknown: 1259, unknown conditional: 118, unknown unconditional: 1141] , Statistics on independence cache: Total cache size (in pairs): 1202, Positive cache size: 1134, Positive conditional cache size: 45, Positive unconditional cache size: 1089, Negative cache size: 68, Negative conditional cache size: 56, Negative unconditional cache size: 12, Unknown cache size: 21, Unknown conditional cache size: 14, Unknown unconditional cache size: 7, Eliminated conditions: 114 ], Independence queries for same thread: 115 - 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, 210 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 61.7s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 47.3s, 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: 431, 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, 13.6s InterpolantComputationTime, 1288 NumberOfCodeBlocks, 1288 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1276 ConstructedInterpolants, 0 QuantifiedInterpolants, 14469 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 - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-03 18:33:33,181 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 [2024-04-03 18:33:33,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...