/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 IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-poker-hand-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-05 21:01:53,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 21:01:54,008 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 21:01:54,011 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 21:01:54,011 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 21:01:54,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 21:01:54,026 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 21:01:54,026 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 21:01:54,026 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 21:01:54,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 21:01:54,027 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 21:01:54,027 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 21:01:54,028 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 21:01:54,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 21:01:54,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 21:01:54,028 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 21:01:54,029 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 21:01:54,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 21:01:54,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 21:01:54,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 21:01:54,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 21:01:54,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 21:01:54,030 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 21:01:54,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 21:01:54,031 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 21:01:54,031 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 21:01:54,031 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 21:01:54,032 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 21:01:54,032 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 21:01:54,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 21:01:54,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 21:01:54,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 21:01:54,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 21:01:54,033 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 21:01:54,033 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 21:01:54,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 21:01:54,034 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 21:01:54,034 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 21:01:54,034 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 21:01:54,034 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 [2024-05-05 21:01:54,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 21:01:54,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 21:01:54,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 21:01:54,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 21:01:54,275 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 21:01:54,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-poker-hand-symm.wvr.c [2024-05-05 21:01:55,316 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 21:01:55,497 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 21:01:55,498 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-symm.wvr.c [2024-05-05 21:01:55,510 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/91695d388/83b3b9c4413249ed8c539ee24806816a/FLAGaa8727ea5 [2024-05-05 21:01:55,520 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/91695d388/83b3b9c4413249ed8c539ee24806816a [2024-05-05 21:01:55,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 21:01:55,523 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 21:01:55,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 21:01:55,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 21:01:55,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 21:01:55,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:55,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f17e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55, skipping insertion in model container [2024-05-05 21:01:55,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:55,553 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 21:01:55,719 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-symm.wvr.c[12821,12834] [2024-05-05 21:01:55,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 21:01:55,740 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 21:01:55,816 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-symm.wvr.c[12821,12834] [2024-05-05 21:01:55,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 21:01:55,843 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 21:01:55,843 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 21:01:55,848 INFO L206 MainTranslator]: Completed translation [2024-05-05 21:01:55,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55 WrapperNode [2024-05-05 21:01:55,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 21:01:55,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 21:01:55,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 21:01:55,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 21:01:55,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:55,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:55,943 INFO L138 Inliner]: procedures = 25, calls = 307, calls flagged for inlining = 69, calls inlined = 97, statements flattened = 1553 [2024-05-05 21:01:55,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 21:01:55,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 21:01:55,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 21:01:55,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 21:01:55,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:55,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:55,961 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:55,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:55,990 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:56,000 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:56,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:56,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:56,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 21:01:56,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 21:01:56,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 21:01:56,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 21:01:56,015 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (1/1) ... [2024-05-05 21:01:56,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 21:01:56,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:01:56,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-05 21:01:56,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-05 21:01:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 21:01:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 21:01:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 21:01:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-05 21:01:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-05 21:01:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-05 21:01:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-05 21:01:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-05 21:01:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 21:01:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 21:01:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 21:01:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-05 21:01:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 21:01:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 21:01:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 21:01:56,122 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 21:01:56,292 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 21:01:56,293 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 21:01:57,423 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 21:01:58,332 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 21:01:58,332 INFO L309 CfgBuilder]: Removed 12 assume(true) statements. [2024-05-05 21:01:58,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 09:01:58 BoogieIcfgContainer [2024-05-05 21:01:58,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 21:01:58,336 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 21:01:58,337 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 21:01:58,339 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 21:01:58,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 09:01:55" (1/3) ... [2024-05-05 21:01:58,340 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b8723b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 09:01:58, skipping insertion in model container [2024-05-05 21:01:58,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:01:55" (2/3) ... [2024-05-05 21:01:58,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b8723b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 09:01:58, skipping insertion in model container [2024-05-05 21:01:58,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 09:01:58" (3/3) ... [2024-05-05 21:01:58,342 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-symm.wvr.c [2024-05-05 21:01:58,349 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 21:01:58,356 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 21:01:58,356 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 21:01:58,356 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 21:01:58,617 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-05 21:01:58,748 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 21:01:58,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 21:01:58,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:01:58,751 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-05 21:01:58,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-05 21:01:58,777 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 21:01:58,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:01:58,787 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 21:01:58,792 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;@648f3f6b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-05 21:01:58,792 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-05 21:01:58,851 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:01:58,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:01:58,853 INFO L85 PathProgramCache]: Analyzing trace with hash 690703670, now seen corresponding path program 1 times [2024-05-05 21:01:58,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:01:58,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709373108] [2024-05-05 21:01:58,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:01:58,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:01:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:01:59,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 21:01:59,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:01:59,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709373108] [2024-05-05 21:01:59,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709373108] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 21:01:59,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 21:01:59,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 21:01:59,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052724473] [2024-05-05 21:01:59,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 21:01:59,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 21:01:59,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:01:59,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 21:01:59,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 21:01:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:01:59,175 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:01:59,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 157.0) internal successors, (314), 2 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:01:59,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:01:59,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:01:59,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 21:01:59,219 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:01:59,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:01:59,219 INFO L85 PathProgramCache]: Analyzing trace with hash -907120469, now seen corresponding path program 1 times [2024-05-05 21:01:59,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:01:59,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065556213] [2024-05-05 21:01:59,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:01:59,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:01:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:01:59,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 21:01:59,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:01:59,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065556213] [2024-05-05 21:01:59,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065556213] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 21:01:59,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 21:01:59,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-05 21:01:59,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769572241] [2024-05-05 21:01:59,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 21:01:59,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-05 21:01:59,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:01:59,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-05 21:01:59,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-05 21:01:59,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:01:59,585 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:01:59,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 59.4) internal successors, (297), 5 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:01:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:01:59,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:01:59,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:01:59,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:01:59,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 21:01:59,762 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:01:59,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:01:59,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1411083414, now seen corresponding path program 1 times [2024-05-05 21:01:59,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:01:59,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202243570] [2024-05-05 21:01:59,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:01:59,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:01:59,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:00,129 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-05 21:02:00,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:02:00,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202243570] [2024-05-05 21:02:00,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202243570] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 21:02:00,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1286696834] [2024-05-05 21:02:00,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:00,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:00,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:02:00,193 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 21:02:00,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-05 21:02:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:00,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-05 21:02:00,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 21:02:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-05 21:02:00,692 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-05 21:02:00,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1286696834] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 21:02:00,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-05 21:02:00,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2024-05-05 21:02:00,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425107152] [2024-05-05 21:02:00,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 21:02:00,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-05 21:02:00,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:02:00,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-05 21:02:00,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-05-05 21:02:00,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:00,700 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:02:00,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 65.8) internal successors, (329), 5 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:02:00,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:00,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:00,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:00,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:00,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:00,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:00,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-05 21:02:01,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-05-05 21:02:01,058 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:02:01,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:02:01,059 INFO L85 PathProgramCache]: Analyzing trace with hash -949243465, now seen corresponding path program 1 times [2024-05-05 21:02:01,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:02:01,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645236670] [2024-05-05 21:02:01,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:01,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:02:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:01,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-05 21:02:01,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:02:01,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645236670] [2024-05-05 21:02:01,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645236670] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 21:02:01,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331429742] [2024-05-05 21:02:01,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:01,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:01,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:02:01,355 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 21:02:01,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-05 21:02:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:01,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-05 21:02:01,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 21:02:01,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-05 21:02:01,853 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 21:02:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-05 21:02:01,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [331429742] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 21:02:01,923 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 21:02:01,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2024-05-05 21:02:01,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247443438] [2024-05-05 21:02:01,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 21:02:01,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-05-05 21:02:01,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:02:01,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-05-05 21:02:01,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2024-05-05 21:02:01,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:01,930 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:02:01,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 28.88235294117647) internal successors, (491), 17 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:02:01,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:01,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:01,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:01,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:02,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:02,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:02,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:02,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:02,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-05 21:02:02,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:02,754 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:02:02,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:02:02,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1345129423, now seen corresponding path program 2 times [2024-05-05 21:02:02,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:02:02,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492139200] [2024-05-05 21:02:02,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:02,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:02:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:03,118 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2024-05-05 21:02:03,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:02:03,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492139200] [2024-05-05 21:02:03,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492139200] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 21:02:03,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [80032732] [2024-05-05 21:02:03,119 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-05 21:02:03,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:03,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:02:03,120 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 21:02:03,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-05 21:02:03,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-05-05 21:02:03,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 21:02:03,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-05 21:02:03,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 21:02:04,588 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2024-05-05 21:02:04,588 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-05 21:02:04,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [80032732] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 21:02:04,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-05 21:02:04,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 18 [2024-05-05 21:02:04,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183406523] [2024-05-05 21:02:04,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 21:02:04,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-05 21:02:04,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:02:04,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-05 21:02:04,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2024-05-05 21:02:04,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:04,601 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:02:04,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 40.111111111111114) internal successors, (361), 9 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:02:04,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:04,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:04,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:04,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:04,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:04,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:04,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:04,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:04,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:04,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-05 21:02:04,792 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-05 21:02:04,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:04,990 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:02:04,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:02:04,991 INFO L85 PathProgramCache]: Analyzing trace with hash 464468006, now seen corresponding path program 1 times [2024-05-05 21:02:04,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:02:04,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804365625] [2024-05-05 21:02:04,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:04,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:02:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-05-05 21:02:05,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:02:05,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804365625] [2024-05-05 21:02:05,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804365625] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 21:02:05,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1101402291] [2024-05-05 21:02:05,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:05,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:05,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:02:05,598 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 21:02:05,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-05 21:02:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:06,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-05 21:02:06,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 21:02:06,300 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-05-05 21:02:06,301 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 21:02:06,429 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-05-05 21:02:06,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1101402291] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 21:02:06,429 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 21:02:06,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2024-05-05 21:02:06,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78561763] [2024-05-05 21:02:06,430 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 21:02:06,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-05 21:02:06,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:02:06,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-05 21:02:06,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2024-05-05 21:02:06,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:06,457 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:02:06,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 19.772727272727273) internal successors, (435), 22 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:02:06,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:06,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:06,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:06,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:06,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-05 21:02:06,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:07,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:07,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:07,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:07,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:07,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-05 21:02:07,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-05 21:02:07,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-05 21:02:07,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-05-05 21:02:07,484 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:02:07,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:02:07,485 INFO L85 PathProgramCache]: Analyzing trace with hash 125818323, now seen corresponding path program 2 times [2024-05-05 21:02:07,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:02:07,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408021799] [2024-05-05 21:02:07,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:07,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:02:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:08,099 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-05-05 21:02:08,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:02:08,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408021799] [2024-05-05 21:02:08,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408021799] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 21:02:08,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368709617] [2024-05-05 21:02:08,100 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-05 21:02:08,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:08,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:02:08,104 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 21:02:08,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-05 21:02:08,597 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-05-05 21:02:08,598 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 21:02:08,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-05 21:02:08,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 21:02:08,653 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2024-05-05 21:02:08,653 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-05 21:02:08,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [368709617] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 21:02:08,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-05 21:02:08,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [15] total 16 [2024-05-05 21:02:08,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360643950] [2024-05-05 21:02:08,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 21:02:08,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-05 21:02:08,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:02:08,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-05 21:02:08,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-05-05 21:02:08,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:08,669 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:02:08,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:02:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-05 21:02:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-05 21:02:08,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 21:02:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-05 21:02:08,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 21:02:08,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-05 21:02:08,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:08,942 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:02:08,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:02:08,943 INFO L85 PathProgramCache]: Analyzing trace with hash -461736209, now seen corresponding path program 1 times [2024-05-05 21:02:08,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:02:08,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14883469] [2024-05-05 21:02:08,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:08,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:02:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:09,532 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-05-05 21:02:09,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:02:09,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14883469] [2024-05-05 21:02:09,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14883469] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 21:02:09,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003888465] [2024-05-05 21:02:09,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:09,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:09,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:02:09,535 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 21:02:09,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-05 21:02:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:10,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 1179 conjuncts, 14 conjunts are in the unsatisfiable core [2024-05-05 21:02:10,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 21:02:10,303 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-05-05 21:02:10,303 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 21:02:10,536 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-05-05 21:02:10,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1003888465] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 21:02:10,536 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 21:02:10,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 39 [2024-05-05 21:02:10,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942480017] [2024-05-05 21:02:10,536 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 21:02:10,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-05-05 21:02:10,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:02:10,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-05-05 21:02:10,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=345, Invalid=1137, Unknown=0, NotChecked=0, Total=1482 [2024-05-05 21:02:10,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:10,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:02:10,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 12.794871794871796) internal successors, (499), 39 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:02:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 21:02:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-05 21:02:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 21:02:10,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:11,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:11,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:11,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:11,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:11,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 21:02:11,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-05 21:02:11,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 21:02:11,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-05 21:02:11,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-05 21:02:11,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-05-05 21:02:11,690 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:02:11,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:02:11,691 INFO L85 PathProgramCache]: Analyzing trace with hash -900146993, now seen corresponding path program 2 times [2024-05-05 21:02:11,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:02:11,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844286210] [2024-05-05 21:02:11,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:11,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:02:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:12,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2024-05-05 21:02:12,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:02:12,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844286210] [2024-05-05 21:02:12,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844286210] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 21:02:12,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1990284580] [2024-05-05 21:02:12,734 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-05 21:02:12,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:12,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:02:12,735 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 21:02:12,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-05 21:02:13,283 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-05 21:02:13,283 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 21:02:13,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-05 21:02:13,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 21:02:13,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2024-05-05 21:02:13,873 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 21:02:14,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2024-05-05 21:02:14,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1990284580] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 21:02:14,253 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 21:02:14,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-05-05 21:02:14,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794008221] [2024-05-05 21:02:14,254 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 21:02:14,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-05-05 21:02:14,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:02:14,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-05-05 21:02:14,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=610, Invalid=2252, Unknown=0, NotChecked=0, Total=2862 [2024-05-05 21:02:14,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:14,278 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:02:14,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 10.425925925925926) internal successors, (563), 54 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:02:14,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:14,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:14,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:14,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:14,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 21:02:14,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-05 21:02:14,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 21:02:14,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-05 21:02:14,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:15,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:15,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:15,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:15,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:15,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 21:02:15,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-05 21:02:15,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 21:02:15,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-05 21:02:15,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-05 21:02:15,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-05-05 21:02:15,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:15,740 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:02:15,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:02:15,741 INFO L85 PathProgramCache]: Analyzing trace with hash -633136785, now seen corresponding path program 3 times [2024-05-05 21:02:15,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:02:15,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482807721] [2024-05-05 21:02:15,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:15,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:02:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:16,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2024-05-05 21:02:16,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:02:16,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482807721] [2024-05-05 21:02:16,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482807721] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 21:02:16,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 21:02:16,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-05 21:02:16,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895268599] [2024-05-05 21:02:16,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 21:02:16,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-05 21:02:16,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 21:02:16,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-05 21:02:16,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-05 21:02:16,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:16,180 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 21:02:16,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-05 21:02:16,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-05 21:02:16,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-05 21:02:16,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-05-05 21:02:16,223 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-05 21:02:16,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 21:02:16,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1570682958, now seen corresponding path program 1 times [2024-05-05 21:02:16,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 21:02:16,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099081492] [2024-05-05 21:02:16,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:16,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 21:02:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:31,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2024-05-05 21:02:31,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 21:02:31,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099081492] [2024-05-05 21:02:31,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099081492] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 21:02:31,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053097501] [2024-05-05 21:02:31,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 21:02:31,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:02:31,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 21:02:31,884 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 21:02:31,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-05 21:02:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 21:02:32,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 1418 conjuncts, 66 conjunts are in the unsatisfiable core [2024-05-05 21:02:32,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 21:02:38,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2024-05-05 21:02:38,424 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 21:08:10,249 WARN L293 SmtUtils]: Spent 5.42m on a formula simplification. DAG size of input: 3226 DAG size of output: 3220 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-05-05 21:08:10,251 INFO L349 Elim1Store]: treesize reduction 13, result has 99.8 percent of original size [2024-05-05 21:08:10,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 36 select indices, 36 select index equivalence classes, 0 disjoint index pairs (out of 630 index pairs), introduced 36 new quantified variables, introduced 630 case distinctions, treesize of input 1463 treesize of output 8522 Received shutdown request... [2024-05-05 21:16:11,122 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 21:16:11,122 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 21:16:11,131 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 21:16:11,133 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-05 21:16:11,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-05 21:16:11,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 21:16:11,342 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 722 with TraceHistMax 13,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 13 xjuncts wrt. a ∧-630-3-2-2-3-3-5-3-5-3-5-3-5-2-3-2-3-2-3-1 context. [2024-05-05 21:16:11,343 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-05 21:16:11,343 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-05 21:16:11,346 INFO L448 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1] [2024-05-05 21:16:11,348 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 21:16:11,349 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 21:16:11,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 09:16:11 BasicIcfg [2024-05-05 21:16:11,351 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 21:16:11,351 INFO L158 Benchmark]: Toolchain (without parser) took 855827.97ms. Allocated memory was 186.6MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 122.9MB in the beginning and 828.9MB in the end (delta: -706.0MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-05-05 21:16:11,351 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 186.6MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 21:16:11,351 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.28ms. Allocated memory is still 186.6MB. Free memory was 122.6MB in the beginning and 156.5MB in the end (delta: -33.9MB). Peak memory consumption was 20.5MB. Max. memory is 8.0GB. [2024-05-05 21:16:11,351 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.84ms. Allocated memory is still 186.6MB. Free memory was 156.0MB in the beginning and 148.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-05-05 21:16:11,352 INFO L158 Benchmark]: Boogie Preprocessor took 70.17ms. Allocated memory is still 186.6MB. Free memory was 148.1MB in the beginning and 140.3MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2024-05-05 21:16:11,352 INFO L158 Benchmark]: RCFGBuilder took 2319.25ms. Allocated memory was 186.6MB in the beginning and 313.5MB in the end (delta: 126.9MB). Free memory was 140.3MB in the beginning and 162.6MB in the end (delta: -22.3MB). Peak memory consumption was 180.6MB. Max. memory is 8.0GB. [2024-05-05 21:16:11,352 INFO L158 Benchmark]: TraceAbstraction took 853014.34ms. Allocated memory was 313.5MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 161.5MB in the beginning and 828.9MB in the end (delta: -667.3MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2024-05-05 21:16:11,353 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 186.6MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 325.28ms. Allocated memory is still 186.6MB. Free memory was 122.6MB in the beginning and 156.5MB in the end (delta: -33.9MB). Peak memory consumption was 20.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 93.84ms. Allocated memory is still 186.6MB. Free memory was 156.0MB in the beginning and 148.1MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 70.17ms. Allocated memory is still 186.6MB. Free memory was 148.1MB in the beginning and 140.3MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 2319.25ms. Allocated memory was 186.6MB in the beginning and 313.5MB in the end (delta: 126.9MB). Free memory was 140.3MB in the beginning and 162.6MB in the end (delta: -22.3MB). Peak memory consumption was 180.6MB. Max. memory is 8.0GB. * TraceAbstraction took 853014.34ms. Allocated memory was 313.5MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 161.5MB in the beginning and 828.9MB in the end (delta: -667.3MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1626, independent: 1239, independent conditional: 1209, independent unconditional: 30, dependent: 387, dependent conditional: 387, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1239, independent: 1239, independent conditional: 1209, independent unconditional: 30, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1239, independent: 1239, independent conditional: 1209, independent unconditional: 30, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1239, independent: 1239, independent conditional: 1209, independent unconditional: 30, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1239, independent: 1239, independent conditional: 458, independent unconditional: 781, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1239, independent: 1239, independent conditional: 364, independent unconditional: 875, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, independent: 1239, independent conditional: 364, independent unconditional: 875, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 195, independent: 195, independent conditional: 52, independent unconditional: 143, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 195, independent: 195, independent conditional: 0, independent unconditional: 195, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1239, independent: 1044, independent conditional: 312, independent unconditional: 732, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 195, unknown conditional: 52, unknown unconditional: 143] , Statistics on independence cache: Total cache size (in pairs): 195, Positive cache size: 195, Positive conditional cache size: 52, Positive unconditional cache size: 143, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 94, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1239, independent: 1239, independent conditional: 458, independent unconditional: 781, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1239, independent: 1239, independent conditional: 364, independent unconditional: 875, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1239, independent: 1239, independent conditional: 364, independent unconditional: 875, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 195, independent: 195, independent conditional: 52, independent unconditional: 143, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 195, independent: 195, independent conditional: 0, independent unconditional: 195, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1239, independent: 1044, independent conditional: 312, independent unconditional: 732, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 195, unknown conditional: 52, unknown unconditional: 143] , Statistics on independence cache: Total cache size (in pairs): 195, Positive cache size: 195, Positive conditional cache size: 52, Positive unconditional cache size: 143, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 94 ], Independence queries for same thread: 387 - TimeoutResultAtElement [Line: 235]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 722 with TraceHistMax 13,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 13 xjuncts wrt. a ∧-630-3-2-2-3-3-5-3-5-3-5-3-5-2-3-2-3-2-3-1 context. - TimeoutResultAtElement [Line: 230]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 722 with TraceHistMax 13,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 13 xjuncts wrt. a ∧-630-3-2-2-3-3-5-3-5-3-5-3-5-2-3-2-3-2-3-1 context. - TimeoutResultAtElement [Line: 229]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 722 with TraceHistMax 13,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 13 xjuncts wrt. a ∧-630-3-2-2-3-3-5-3-5-3-5-3-5-2-3-2-3-2-3-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 546 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 852.7s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 4.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 156, 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: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 8398 NumberOfCodeBlocks, 7914 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 10505 ConstructedInterpolants, 0 QuantifiedInterpolants, 16918 SizeOfPredicates, 62 NumberOfNonLiveVariables, 6345 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 21 InterpolantComputations, 6 PerfectInterpolantSequences, 7563/9368 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown