/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 DEFAULT -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-3774817-m [2024-04-03 23:26:51,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-03 23:26:51,620 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-03 23:26:51,623 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-03 23:26:51,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-03 23:26:51,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-03 23:26:51,646 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-03 23:26:51,647 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-03 23:26:51,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-03 23:26:51,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-03 23:26:51,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-03 23:26:51,648 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-03 23:26:51,648 INFO L153 SettingsManager]: * Use SBE=true [2024-04-03 23:26:51,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-03 23:26:51,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-03 23:26:51,649 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-03 23:26:51,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-03 23:26:51,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-03 23:26:51,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-03 23:26:51,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-03 23:26:51,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-03 23:26:51,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-03 23:26:51,650 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-03 23:26:51,650 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-03 23:26:51,651 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-03 23:26:51,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-03 23:26:51,651 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-03 23:26:51,651 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-03 23:26:51,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-03 23:26:51,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 23:26:51,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-03 23:26:51,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-03 23:26:51,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-03 23:26:51,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-03 23:26:51,653 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-03 23:26:51,653 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-03 23:26:51,653 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-03 23:26:51,653 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-03 23:26:51,654 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-03 23:26:51,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-03 23:26:51,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-03 23:26:51,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-03 23:26:51,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-03 23:26:51,843 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-03 23:26:51,843 INFO L274 PluginConnector]: CDTParser initialized [2024-04-03 23:26:51,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-poker-hand-symm.wvr.c [2024-04-03 23:26:52,824 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-03 23:26:52,994 INFO L384 CDTParser]: Found 1 translation units. [2024-04-03 23:26:52,994 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-symm.wvr.c [2024-04-03 23:26:53,001 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f765e232c/ed796ed13468431ba8db72917075b37f/FLAG131fc12b3 [2024-04-03 23:26:53,011 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f765e232c/ed796ed13468431ba8db72917075b37f [2024-04-03 23:26:53,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-03 23:26:53,014 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-03 23:26:53,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-03 23:26:53,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-03 23:26:53,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-03 23:26:53,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d6cf19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53, skipping insertion in model container [2024-04-03 23:26:53,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,062 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-03 23:26:53,264 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] [2024-04-03 23:26:53,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 23:26:53,280 INFO L202 MainTranslator]: Completed pre-run [2024-04-03 23:26:53,323 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] [2024-04-03 23:26:53,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 23:26:53,331 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 23:26:53,332 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 23:26:53,337 INFO L206 MainTranslator]: Completed translation [2024-04-03 23:26:53,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53 WrapperNode [2024-04-03 23:26:53,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-03 23:26:53,338 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-03 23:26:53,338 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-03 23:26:53,338 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-03 23:26:53,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,357 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,428 INFO L138 Inliner]: procedures = 25, calls = 307, calls flagged for inlining = 69, calls inlined = 97, statements flattened = 1553 [2024-04-03 23:26:53,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-03 23:26:53,429 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-03 23:26:53,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-03 23:26:53,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-03 23:26:53,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,454 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,480 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-03 23:26:53,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-03 23:26:53,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-03 23:26:53,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-03 23:26:53,513 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (1/1) ... [2024-04-03 23:26:53,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 23:26:53,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:26:53,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-03 23:26:53,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-03 23:26:53,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-03 23:26:53,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-03 23:26:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-03 23:26:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-03 23:26:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-03 23:26:53,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-03 23:26:53,610 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-03 23:26:53,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-03 23:26:53,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-03 23:26:53,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-03 23:26:53,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-03 23:26:53,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-03 23:26:53,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-03 23:26:53,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-03 23:26:53,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-03 23:26:53,614 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-03 23:26:53,755 INFO L241 CfgBuilder]: Building ICFG [2024-04-03 23:26:53,757 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-03 23:26:54,921 INFO L282 CfgBuilder]: Performing block encoding [2024-04-03 23:26:55,902 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-03 23:26:55,902 INFO L309 CfgBuilder]: Removed 12 assume(true) statements. [2024-04-03 23:26:55,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 11:26:55 BoogieIcfgContainer [2024-04-03 23:26:55,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-03 23:26:55,906 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-03 23:26:55,906 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-03 23:26:55,909 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-03 23:26:55,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 11:26:53" (1/3) ... [2024-04-03 23:26:55,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2170c287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 11:26:55, skipping insertion in model container [2024-04-03 23:26:55,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 11:26:53" (2/3) ... [2024-04-03 23:26:55,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2170c287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 11:26:55, skipping insertion in model container [2024-04-03 23:26:55,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 11:26:55" (3/3) ... [2024-04-03 23:26:55,912 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-symm.wvr.c [2024-04-03 23:26:55,921 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-03 23:26:55,928 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-03 23:26:55,929 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-03 23:26:55,929 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-03 23:26:56,228 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-03 23:26:56,280 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-03 23:26:56,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-03 23:26:56,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:26:56,283 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-03 23:26:56,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-03 23:26:56,312 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-03 23:26:56,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:26:56,321 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-03 23:26:56,326 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;@57ed7633, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-03 23:26:56,326 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-03 23:26:56,385 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:26:56,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:26:56,387 INFO L85 PathProgramCache]: Analyzing trace with hash 690703670, now seen corresponding path program 1 times [2024-04-03 23:26:56,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:26:56,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558381688] [2024-04-03 23:26:56,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:26:56,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:26:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:26:56,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 23:26:56,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:26:56,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558381688] [2024-04-03 23:26:56,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558381688] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 23:26:56,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 23:26:56,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-03 23:26:56,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960015421] [2024-04-03 23:26:56,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 23:26:56,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-03 23:26:56,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:26:56,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-03 23:26:56,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-03 23:26:56,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:57,000 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:26:57,002 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) [2024-04-03 23:26:57,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:57,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:57,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-03 23:26:57,067 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:26:57,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:26:57,067 INFO L85 PathProgramCache]: Analyzing trace with hash -907120469, now seen corresponding path program 1 times [2024-04-03 23:26:57,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:26:57,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360294172] [2024-04-03 23:26:57,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:26:57,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:26:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:26:57,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 23:26:57,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:26:57,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360294172] [2024-04-03 23:26:57,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360294172] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 23:26:57,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 23:26:57,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-03 23:26:57,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036258060] [2024-04-03 23:26:57,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 23:26:57,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-03 23:26:57,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:26:57,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-03 23:26:57,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-03 23:26:57,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:57,462 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:26:57,462 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) [2024-04-03 23:26:57,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:57,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:57,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:57,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:26:57,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-03 23:26:57,664 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:26:57,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:26:57,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1411083414, now seen corresponding path program 1 times [2024-04-03 23:26:57,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:26:57,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494476072] [2024-04-03 23:26:57,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:26:57,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:26:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:26:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-03 23:26:58,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:26:58,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494476072] [2024-04-03 23:26:58,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494476072] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 23:26:58,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326930488] [2024-04-03 23:26:58,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:26:58,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 23:26:58,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:26:58,158 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) [2024-04-03 23:26:58,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-03 23:26:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:26:58,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-03 23:26:58,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 23:26:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-03 23:26:58,679 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-03 23:26:58,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326930488] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 23:26:58,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-03 23:26:58,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2024-04-03 23:26:58,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501851099] [2024-04-03 23:26:58,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 23:26:58,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-03 23:26:58,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:26:58,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-03 23:26:58,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-04-03 23:26:58,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:58,708 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:26:58,708 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) [2024-04-03 23:26:58,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:58,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:26:58,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:26:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:26:58,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:26:58,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-03 23:26:59,077 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 [2024-04-03 23:26:59,077 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:26:59,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:26:59,079 INFO L85 PathProgramCache]: Analyzing trace with hash -949243465, now seen corresponding path program 1 times [2024-04-03 23:26:59,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:26:59,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4859236] [2024-04-03 23:26:59,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:26:59,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:26:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:26:59,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-03 23:26:59,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:26:59,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4859236] [2024-04-03 23:26:59,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4859236] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 23:26:59,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1429864427] [2024-04-03 23:26:59,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:26:59,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 23:26:59,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:26:59,453 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) [2024-04-03 23:26:59,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-03 23:26:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:26:59,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-03 23:26:59,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 23:26:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-03 23:26:59,962 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 23:27:00,031 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-03 23:27:00,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1429864427] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-03 23:27:00,031 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-03 23:27:00,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2024-04-03 23:27:00,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611997097] [2024-04-03 23:27:00,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-03 23:27:00,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-04-03 23:27:00,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:27:00,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-04-03 23:27:00,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2024-04-03 23:27:00,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:00,048 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:27:00,049 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) [2024-04-03 23:27:00,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:00,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:00,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:00,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:00,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:00,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-03 23:27:00,805 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 [2024-04-03 23:27:00,805 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:27:00,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:27:00,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1345129423, now seen corresponding path program 2 times [2024-04-03 23:27:00,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:27:00,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135173568] [2024-04-03 23:27:00,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:00,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:27:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2024-04-03 23:27:01,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:27:01,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135173568] [2024-04-03 23:27:01,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135173568] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 23:27:01,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21424306] [2024-04-03 23:27:01,240 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-03 23:27:01,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 23:27:01,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:27:01,241 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) [2024-04-03 23:27:01,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-03 23:27:01,651 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-03 23:27:01,651 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-03 23:27:01,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-03 23:27:01,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 23:27:02,758 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2024-04-03 23:27:02,758 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-03 23:27:02,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21424306] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 23:27:02,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-03 23:27:02,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 18 [2024-04-03 23:27:02,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342269511] [2024-04-03 23:27:02,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 23:27:02,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-03 23:27:02,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:27:02,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-03 23:27:02,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2024-04-03 23:27:02,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:02,784 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:27:02,785 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) [2024-04-03 23:27:02,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:02,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:02,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:02,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:02,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:02,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:02,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:02,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:02,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:02,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-03 23:27:02,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-03 23:27:03,163 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 [2024-04-03 23:27:03,164 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:27:03,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:27:03,164 INFO L85 PathProgramCache]: Analyzing trace with hash 464468006, now seen corresponding path program 1 times [2024-04-03 23:27:03,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:27:03,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654373872] [2024-04-03 23:27:03,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:03,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:27:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:03,576 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-04-03 23:27:03,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:27:03,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654373872] [2024-04-03 23:27:03,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654373872] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 23:27:03,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1584796265] [2024-04-03 23:27:03,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:03,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 23:27:03,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:27:03,578 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) [2024-04-03 23:27:03,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-03 23:27:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:04,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-03 23:27:04,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 23:27:04,175 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-04-03 23:27:04,175 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 23:27:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-04-03 23:27:04,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1584796265] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-03 23:27:04,269 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-03 23:27:04,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2024-04-03 23:27:04,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76212313] [2024-04-03 23:27:04,269 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-03 23:27:04,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-03 23:27:04,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:27:04,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-03 23:27:04,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2024-04-03 23:27:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:04,287 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:27:04,287 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) [2024-04-03 23:27:04,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:04,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:04,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:04,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:04,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-03 23:27:04,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:05,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:05,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:05,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:05,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:05,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-03 23:27:05,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-03 23:27:05,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-03 23:27:05,244 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 [2024-04-03 23:27:05,245 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:27:05,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:27:05,245 INFO L85 PathProgramCache]: Analyzing trace with hash 125818323, now seen corresponding path program 2 times [2024-04-03 23:27:05,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:27:05,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050016693] [2024-04-03 23:27:05,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:05,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:27:05,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:05,846 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-04-03 23:27:05,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:27:05,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050016693] [2024-04-03 23:27:05,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050016693] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 23:27:05,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82064656] [2024-04-03 23:27:05,847 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-03 23:27:05,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 23:27:05,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:27:05,848 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) [2024-04-03 23:27:05,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-03 23:27:06,313 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-03 23:27:06,313 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-03 23:27:06,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-03 23:27:06,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 23:27:06,374 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2024-04-03 23:27:06,374 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-03 23:27:06,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [82064656] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 23:27:06,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-03 23:27:06,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [15] total 16 [2024-04-03 23:27:06,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385788739] [2024-04-03 23:27:06,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 23:27:06,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 23:27:06,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:27:06,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 23:27:06,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-04-03 23:27:06,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:06,402 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:27:06,403 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) [2024-04-03 23:27:06,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:06,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:06,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:06,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:06,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-03 23:27:06,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-03 23:27:06,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:06,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:06,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:06,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:06,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:06,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 23:27:06,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-03 23:27:06,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 23:27:06,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-03 23:27:06,685 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 [2024-04-03 23:27:06,685 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:27:06,686 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:27:06,686 INFO L85 PathProgramCache]: Analyzing trace with hash -461736209, now seen corresponding path program 1 times [2024-04-03 23:27:06,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:27:06,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357169667] [2024-04-03 23:27:06,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:06,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:27:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:07,336 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-04-03 23:27:07,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:27:07,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357169667] [2024-04-03 23:27:07,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357169667] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 23:27:07,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1167666893] [2024-04-03 23:27:07,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:07,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 23:27:07,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:27:07,339 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) [2024-04-03 23:27:07,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-03 23:27:07,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:07,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 1179 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-03 23:27:07,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 23:27:08,096 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-04-03 23:27:08,097 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 23:27:08,307 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-04-03 23:27:08,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1167666893] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-03 23:27:08,307 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-03 23:27:08,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 39 [2024-04-03 23:27:08,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530772259] [2024-04-03 23:27:08,308 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-03 23:27:08,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-04-03 23:27:08,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:27:08,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-04-03 23:27:08,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=345, Invalid=1137, Unknown=0, NotChecked=0, Total=1482 [2024-04-03 23:27:08,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:08,340 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:27:08,340 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) [2024-04-03 23:27:08,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:08,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:08,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:08,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:08,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-03 23:27:08,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-03 23:27:08,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 23:27:08,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:09,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:09,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:09,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:09,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:09,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 23:27:09,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-03 23:27:09,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 23:27:09,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-03 23:27:09,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-03 23:27:09,556 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 [2024-04-03 23:27:09,556 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:27:09,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:27:09,557 INFO L85 PathProgramCache]: Analyzing trace with hash -900146993, now seen corresponding path program 2 times [2024-04-03 23:27:09,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:27:09,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765621730] [2024-04-03 23:27:09,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:09,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:27:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:10,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2024-04-03 23:27:10,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:27:10,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765621730] [2024-04-03 23:27:10,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765621730] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 23:27:10,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513106327] [2024-04-03 23:27:10,635 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-03 23:27:10,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 23:27:10,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:27:10,636 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) [2024-04-03 23:27:10,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-03 23:27:11,149 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-03 23:27:11,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-03 23:27:11,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-03 23:27:11,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 23:27:11,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2024-04-03 23:27:11,710 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 23:27:12,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 831 trivial. 0 not checked. [2024-04-03 23:27:12,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513106327] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-03 23:27:12,055 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-03 23:27:12,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 54 [2024-04-03 23:27:12,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774755110] [2024-04-03 23:27:12,055 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-03 23:27:12,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-04-03 23:27:12,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:27:12,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-04-03 23:27:12,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=610, Invalid=2252, Unknown=0, NotChecked=0, Total=2862 [2024-04-03 23:27:12,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:12,089 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:27:12,089 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) [2024-04-03 23:27:12,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:12,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:12,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:12,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:12,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-03 23:27:12,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-03 23:27:12,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 23:27:12,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-03 23:27:12,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:13,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:13,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 23:27:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-03 23:27:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 23:27:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-03 23:27:13,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-03 23:27:13,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-03 23:27:13,554 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 [2024-04-03 23:27:13,557 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:27:13,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:27:13,558 INFO L85 PathProgramCache]: Analyzing trace with hash -633136785, now seen corresponding path program 3 times [2024-04-03 23:27:13,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:27:13,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621746048] [2024-04-03 23:27:13,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:13,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:27:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:14,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2024-04-03 23:27:14,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:27:14,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621746048] [2024-04-03 23:27:14,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621746048] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 23:27:14,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 23:27:14,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 23:27:14,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702448653] [2024-04-03 23:27:14,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 23:27:14,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 23:27:14,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 23:27:14,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 23:27:14,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-03 23:27:14,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:14,055 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 23:27:14,056 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) [2024-04-03 23:27:14,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:14,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:14,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:14,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:14,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-03 23:27:14,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-03 23:27:14,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 23:27:14,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-03 23:27:14,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-03 23:27:14,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:14,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 23:27:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 23:27:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-03 23:27:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 23:27:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-03 23:27:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 23:27:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-03 23:27:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-03 23:27:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 23:27:14,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-04-03 23:27:14,104 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-03 23:27:14,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 23:27:14,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1570682958, now seen corresponding path program 1 times [2024-04-03 23:27:14,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 23:27:14,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910963459] [2024-04-03 23:27:14,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:14,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 23:27:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:30,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2024-04-03 23:27:30,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 23:27:30,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910963459] [2024-04-03 23:27:30,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910963459] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 23:27:30,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267167214] [2024-04-03 23:27:30,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 23:27:30,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 23:27:30,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 23:27:30,352 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) [2024-04-03 23:27:30,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-03 23:27:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 23:27:30,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 1418 conjuncts, 66 conjunts are in the unsatisfiable core [2024-04-03 23:27:30,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 23:27:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2024-04-03 23:27:36,624 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 23:32:39,096 WARN L293 SmtUtils]: Spent 4.94m 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) [2024-04-03 23:32:39,098 INFO L349 Elim1Store]: treesize reduction 13, result has 99.8 percent of original size [2024-04-03 23:32:39,101 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... [2024-04-03 23:40:57,543 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-03 23:40:57,555 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 [2024-04-03 23:40:57,555 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 [2024-04-03 23:40:57,555 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 [2024-04-03 23:40:57,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-03 23:40:57,753 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 [2024-04-03 23:40:57,754 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 3 xjuncts wrt. a ∧-636-3-2-2-4-3-5-2-5-3-5-2-5-2-5-2-3-1 context. [2024-04-03 23:40:57,755 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-03 23:40:57,756 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-03 23:40:57,760 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1] [2024-04-03 23:40:57,762 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-03 23:40:57,762 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-03 23:40:57,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 11:40:57 BasicIcfg [2024-04-03 23:40:57,766 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-03 23:40:57,767 INFO L158 Benchmark]: Toolchain (without parser) took 844753.08ms. Allocated memory was 161.5MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 91.7MB in the beginning and 728.8MB in the end (delta: -637.1MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-04-03 23:40:57,767 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 161.5MB. Free memory was 93.2MB in the beginning and 93.0MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-03 23:40:57,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.96ms. Allocated memory was 161.5MB in the beginning and 273.7MB in the end (delta: 112.2MB). Free memory was 91.6MB in the beginning and 235.0MB in the end (delta: -143.5MB). Peak memory consumption was 20.1MB. Max. memory is 8.0GB. [2024-04-03 23:40:57,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.04ms. Allocated memory is still 273.7MB. Free memory was 235.0MB in the beginning and 227.2MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2024-04-03 23:40:57,768 INFO L158 Benchmark]: Boogie Preprocessor took 82.67ms. Allocated memory is still 273.7MB. Free memory was 227.2MB in the beginning and 219.3MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-04-03 23:40:57,768 INFO L158 Benchmark]: RCFGBuilder took 2391.18ms. Allocated memory is still 273.7MB. Free memory was 219.3MB in the beginning and 122.1MB in the end (delta: 97.2MB). Peak memory consumption was 161.8MB. Max. memory is 8.0GB. [2024-04-03 23:40:57,768 INFO L158 Benchmark]: TraceAbstraction took 841860.25ms. Allocated memory was 273.7MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 121.0MB in the beginning and 728.8MB in the end (delta: -607.8MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2024-04-03 23:40:57,769 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 161.5MB. Free memory was 93.2MB in the beginning and 93.0MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 322.96ms. Allocated memory was 161.5MB in the beginning and 273.7MB in the end (delta: 112.2MB). Free memory was 91.6MB in the beginning and 235.0MB in the end (delta: -143.5MB). Peak memory consumption was 20.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 91.04ms. Allocated memory is still 273.7MB. Free memory was 235.0MB in the beginning and 227.2MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 82.67ms. Allocated memory is still 273.7MB. Free memory was 227.2MB in the beginning and 219.3MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * RCFGBuilder took 2391.18ms. Allocated memory is still 273.7MB. Free memory was 219.3MB in the beginning and 122.1MB in the end (delta: 97.2MB). Peak memory consumption was 161.8MB. Max. memory is 8.0GB. * TraceAbstraction took 841860.25ms. Allocated memory was 273.7MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 121.0MB in the beginning and 728.8MB in the end (delta: -607.8MB). 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: 1964, independent: 1239, independent conditional: 1209, independent unconditional: 30, dependent: 725, dependent conditional: 631, dependent unconditional: 94, 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: 193, independent: 193, independent conditional: 51, independent unconditional: 142, 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: 193, independent: 193, independent conditional: 0, independent unconditional: 193, 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: 1046, independent conditional: 313, independent unconditional: 733, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 193, unknown conditional: 51, unknown unconditional: 142] , Statistics on independence cache: Total cache size (in pairs): 193, Positive cache size: 193, Positive conditional cache size: 51, Positive unconditional cache size: 142, 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: 193, independent: 193, independent conditional: 51, independent unconditional: 142, 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: 193, independent: 193, independent conditional: 0, independent unconditional: 193, 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: 1046, independent conditional: 313, independent unconditional: 733, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 193, unknown conditional: 51, unknown unconditional: 142] , Statistics on independence cache: Total cache size (in pairs): 193, Positive cache size: 193, Positive conditional cache size: 51, Positive unconditional cache size: 142, 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: 725 - 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 3 xjuncts wrt. a ∧-636-3-2-2-4-3-5-2-5-3-5-2-5-2-5-2-3-1 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 3 xjuncts wrt. a ∧-636-3-2-2-4-3-5-2-5-3-5-2-5-2-5-2-3-1 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 3 xjuncts wrt. a ∧-636-3-2-2-4-3-5-2-5-3-5-2-5-2-5-2-3-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 546 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 841.5s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 4.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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, 1.1s SatisfiabilityAnalysisTime, 7.2s 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown