/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-nzb-file-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 16:12:17,708 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 16:12:17,767 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 16:12:17,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 16:12:17,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 16:12:17,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 16:12:17,810 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 16:12:17,810 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 16:12:17,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 16:12:17,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 16:12:17,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 16:12:17,812 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 16:12:17,812 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 16:12:17,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 16:12:17,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 16:12:17,813 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 16:12:17,814 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 16:12:17,814 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 16:12:17,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 16:12:17,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 16:12:17,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 16:12:17,818 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 16:12:17,818 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 16:12:17,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 16:12:17,819 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 16:12:17,820 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 16:12:17,820 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 16:12:17,820 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 16:12:17,820 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 16:12:17,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 16:12:17,821 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 16:12:17,821 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 16:12:17,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 16:12:17,821 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 16:12:17,822 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 16:12:17,822 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 16:12:17,822 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 16:12:17,822 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 16:12:17,823 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 16:12:17,823 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-04 16:12:18,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 16:12:18,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 16:12:18,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 16:12:18,040 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 16:12:18,040 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 16:12:18,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-nzb-file-trans.wvr.c [2024-04-04 16:12:19,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 16:12:19,439 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 16:12:19,439 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-trans.wvr.c [2024-04-04 16:12:19,447 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/84996670a/55a01f1ce86440b290102cbee4696dcb/FLAG5c53c4238 [2024-04-04 16:12:19,458 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/84996670a/55a01f1ce86440b290102cbee4696dcb [2024-04-04 16:12:19,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 16:12:19,462 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 16:12:19,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 16:12:19,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 16:12:19,467 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 16:12:19,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,469 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcf3f79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19, skipping insertion in model container [2024-04-04 16:12:19,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 16:12:19,666 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-nzb-file-trans.wvr.c[6450,6463] [2024-04-04 16:12:19,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 16:12:19,684 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 16:12:19,737 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-nzb-file-trans.wvr.c[6450,6463] [2024-04-04 16:12:19,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 16:12:19,776 INFO L206 MainTranslator]: Completed translation [2024-04-04 16:12:19,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19 WrapperNode [2024-04-04 16:12:19,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 16:12:19,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 16:12:19,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 16:12:19,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 16:12:19,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,848 INFO L138 Inliner]: procedures = 26, calls = 76, calls flagged for inlining = 28, calls inlined = 42, statements flattened = 603 [2024-04-04 16:12:19,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 16:12:19,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 16:12:19,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 16:12:19,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 16:12:19,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,892 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 16:12:19,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 16:12:19,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 16:12:19,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 16:12:19,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (1/1) ... [2024-04-04 16:12:19,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 16:12:19,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:12:19,965 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) [2024-04-04 16:12:19,990 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 [2024-04-04 16:12:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 16:12:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 16:12:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 16:12:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 16:12:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 16:12:20,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 16:12:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 16:12:20,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 16:12:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 16:12:20,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 16:12:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 16:12:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 16:12:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 16:12:20,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 16:12:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 16:12:20,023 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 16:12:20,174 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 16:12:20,176 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 16:12:20,869 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 16:12:20,899 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 16:12:20,899 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-04-04 16:12:20,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 04:12:20 BoogieIcfgContainer [2024-04-04 16:12:20,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 16:12:20,904 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 16:12:20,904 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 16:12:20,907 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 16:12:20,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 04:12:19" (1/3) ... [2024-04-04 16:12:20,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab7b40a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 04:12:20, skipping insertion in model container [2024-04-04 16:12:20,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:12:19" (2/3) ... [2024-04-04 16:12:20,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab7b40a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 04:12:20, skipping insertion in model container [2024-04-04 16:12:20,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 04:12:20" (3/3) ... [2024-04-04 16:12:20,911 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-trans.wvr.c [2024-04-04 16:12:20,919 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 16:12:20,928 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 16:12:20,929 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 16:12:20,929 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 16:12:21,073 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 16:12:21,121 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 16:12:21,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 16:12:21,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:12:21,125 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) [2024-04-04 16:12:21,157 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 [2024-04-04 16:12:21,186 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 16:12:21,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:12:21,200 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 16:12:21,209 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;@36cb4be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 16:12:21,209 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 16:12:21,582 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:12:21,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:12:21,584 INFO L85 PathProgramCache]: Analyzing trace with hash 337883153, now seen corresponding path program 1 times [2024-04-04 16:12:21,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:12:21,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145371529] [2024-04-04 16:12:21,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:12:21,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:12:21,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:12:22,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 16:12:22,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:12:22,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145371529] [2024-04-04 16:12:22,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145371529] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:12:22,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 16:12:22,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 16:12:22,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620362151] [2024-04-04 16:12:22,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:12:22,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 16:12:22,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:12:22,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 16:12:22,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 16:12:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:12:22,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:12:22,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 191.0) internal successors, (382), 2 states have internal predecessors, (382), 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) [2024-04-04 16:12:22,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:12:46,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:12:46,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 16:12:46,947 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:12:46,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:12:46,948 INFO L85 PathProgramCache]: Analyzing trace with hash 314716850, now seen corresponding path program 1 times [2024-04-04 16:12:46,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:12:46,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640324818] [2024-04-04 16:12:46,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:12:46,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:12:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:12:47,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 16:12:47,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:12:47,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640324818] [2024-04-04 16:12:47,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640324818] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:12:47,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 16:12:47,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 16:12:47,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209669911] [2024-04-04 16:12:47,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:12:47,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 16:12:47,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:12:47,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 16:12:47,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-04 16:12:47,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:12:47,444 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:12:47,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 72.6) internal successors, (363), 5 states have internal predecessors, (363), 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) [2024-04-04 16:12:47,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:12:47,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:05,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:05,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:13:05,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 16:13:05,838 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:13:05,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:13:05,839 INFO L85 PathProgramCache]: Analyzing trace with hash -301596674, now seen corresponding path program 1 times [2024-04-04 16:13:05,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:13:05,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387930951] [2024-04-04 16:13:05,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:13:05,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:13:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:13:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 16:13:06,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:13:06,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387930951] [2024-04-04 16:13:06,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387930951] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:13:06,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1073291948] [2024-04-04 16:13:06,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:13:06,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:13:06,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:13:06,295 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) [2024-04-04 16:13:06,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 16:13:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:13:06,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-04 16:13:06,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:13:06,726 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 16:13:06,727 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:13:06,829 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 16:13:06,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1073291948] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:13:06,830 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:13:06,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-04-04 16:13:06,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805243806] [2024-04-04 16:13:06,830 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:13:06,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-04 16:13:06,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:13:06,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-04 16:13:06,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-04-04 16:13:06,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:06,866 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:13:06,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 28.066666666666666) internal successors, (421), 15 states have internal predecessors, (421), 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) [2024-04-04 16:13:06,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:06,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:13:06,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:25,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:25,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:13:25,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:13:25,260 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-04 16:13:25,449 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 [2024-04-04 16:13:25,450 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:13:25,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:13:25,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1239321666, now seen corresponding path program 2 times [2024-04-04 16:13:25,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:13:25,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206276546] [2024-04-04 16:13:25,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:13:25,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:13:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:13:25,912 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-04 16:13:25,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:13:25,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206276546] [2024-04-04 16:13:25,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206276546] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:13:25,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151537235] [2024-04-04 16:13:25,917 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 16:13:25,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:13:25,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:13:25,918 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) [2024-04-04 16:13:25,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 16:13:26,149 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-04 16:13:26,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:13:26,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 7 conjunts are in the unsatisfiable core [2024-04-04 16:13:26,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:13:26,311 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-04-04 16:13:26,312 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 16:13:26,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1151537235] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:13:26,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 16:13:26,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 15 [2024-04-04 16:13:26,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113464320] [2024-04-04 16:13:26,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:13:26,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 16:13:26,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:13:26,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 16:13:26,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-04-04 16:13:26,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:26,401 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:13:26,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 64.0) internal successors, (384), 6 states have internal predecessors, (384), 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) [2024-04-04 16:13:26,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:13:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:13:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:49,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:49,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:13:49,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:13:49,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:13:49,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 16:13:49,372 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 [2024-04-04 16:13:49,373 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:13:49,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:13:49,373 INFO L85 PathProgramCache]: Analyzing trace with hash -997905675, now seen corresponding path program 1 times [2024-04-04 16:13:49,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:13:49,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787297247] [2024-04-04 16:13:49,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:13:49,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:13:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:13:49,968 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-04 16:13:49,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:13:49,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787297247] [2024-04-04 16:13:49,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787297247] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:13:49,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [123227534] [2024-04-04 16:13:49,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:13:49,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:13:49,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:13:49,971 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) [2024-04-04 16:13:49,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 16:13:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:13:50,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-04 16:13:50,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:13:50,362 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-04 16:13:50,363 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:13:50,493 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-04 16:13:50,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [123227534] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:13:50,494 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:13:50,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2024-04-04 16:13:50,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975118742] [2024-04-04 16:13:50,495 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:13:50,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-04 16:13:50,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:13:50,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-04 16:13:50,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2024-04-04 16:13:50,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:50,546 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:13:50,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 19.40909090909091) internal successors, (427), 22 states have internal predecessors, (427), 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) [2024-04-04 16:13:50,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:13:50,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:13:50,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:13:50,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:13:50,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:14:12,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:14:12,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:14:12,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:14:12,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:14:12,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:14:12,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 16:14:13,119 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 [2024-04-04 16:14:13,120 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:14:13,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:14:13,121 INFO L85 PathProgramCache]: Analyzing trace with hash 796593845, now seen corresponding path program 2 times [2024-04-04 16:14:13,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:14:13,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963213044] [2024-04-04 16:14:13,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:14:13,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:14:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:14:13,656 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-04 16:14:13,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:14:13,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963213044] [2024-04-04 16:14:13,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963213044] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:14:13,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 16:14:13,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 16:14:13,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158971986] [2024-04-04 16:14:13,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:14:13,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 16:14:13,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:14:13,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 16:14:13,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 16:14:13,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:14:13,726 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:14:13,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 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) [2024-04-04 16:14:13,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:14:13,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:14:13,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:14:13,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:14:13,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:14:13,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:15:00,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:15:00,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:15:00,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:15:00,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:15:00,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:15:00,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 16:15:00,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-04 16:15:00,927 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:15:00,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:15:00,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1887305867, now seen corresponding path program 1 times [2024-04-04 16:15:00,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:15:00,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381155528] [2024-04-04 16:15:00,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:15:00,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:15:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:15:02,606 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-04 16:15:02,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:15:02,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381155528] [2024-04-04 16:15:02,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381155528] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:15:02,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 16:15:02,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-04-04 16:15:02,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799725433] [2024-04-04 16:15:02,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:15:02,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-04 16:15:02,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:15:02,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-04 16:15:02,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-04-04 16:15:02,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:15:02,755 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:15:02,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 40.18181818181818) internal successors, (442), 11 states have internal predecessors, (442), 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) [2024-04-04 16:15:02,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:15:02,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:15:02,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:15:02,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:15:02,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:15:02,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 16:15:02,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:16:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:16:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:16:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:16:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:16:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:16:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 16:16:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 16:16:12,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-04 16:16:12,499 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:16:12,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:16:12,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1130320831, now seen corresponding path program 1 times [2024-04-04 16:16:12,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:16:12,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474253703] [2024-04-04 16:16:12,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:16:12,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:16:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:16:12,826 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-04 16:16:12,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:16:12,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474253703] [2024-04-04 16:16:12,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474253703] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:16:12,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 16:16:12,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 16:16:12,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144471684] [2024-04-04 16:16:12,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:16:12,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 16:16:12,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:16:12,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 16:16:12,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-04 16:16:12,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:16:12,876 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:16:12,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 83.6) internal successors, (418), 5 states have internal predecessors, (418), 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) [2024-04-04 16:16:12,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:16:12,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:16:12,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:16:12,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:16:12,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:16:12,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 16:16:12,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-04 16:16:12,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:17:49,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:17:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:17:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:17:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:17:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:17:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 16:17:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 16:17:49,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 16:17:49,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-04 16:17:49,149 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:17:49,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:17:49,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1697532386, now seen corresponding path program 1 times [2024-04-04 16:17:49,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:17:49,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558731284] [2024-04-04 16:17:49,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:17:49,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:17:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:17:49,621 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-04 16:17:49,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:17:49,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558731284] [2024-04-04 16:17:49,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558731284] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:17:49,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 16:17:49,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 16:17:49,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167105002] [2024-04-04 16:17:49,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:17:49,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 16:17:49,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:17:49,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 16:17:49,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-04-04 16:17:49,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:17:49,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:17:49,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 59.42857142857143) internal successors, (416), 7 states have internal predecessors, (416), 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) [2024-04-04 16:17:49,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:17:49,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:17:49,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:17:49,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:17:49,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:17:49,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 16:17:49,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-04 16:17:49,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 16:17:49,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:19:57,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:19:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:19:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:19:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:19:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:19:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 16:19:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 16:19:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 16:19:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:19:57,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-04 16:19:57,879 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 16:19:57,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:19:57,879 INFO L85 PathProgramCache]: Analyzing trace with hash -144801415, now seen corresponding path program 1 times [2024-04-04 16:19:57,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:19:57,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221827141] [2024-04-04 16:19:57,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:19:57,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:19:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:19:58,274 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-04-04 16:19:58,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:19:58,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221827141] [2024-04-04 16:19:58,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221827141] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:19:58,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 16:19:58,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 16:19:58,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663842798] [2024-04-04 16:19:58,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:19:58,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 16:19:58,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:19:58,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 16:19:58,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 16:19:58,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:19:58,316 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:19:58,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 131.33333333333334) internal successors, (394), 3 states have internal predecessors, (394), 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) [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 16:19:58,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-04 16:20:40,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-04-04 16:20:40,797 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-04-04 16:20:40,813 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 [2024-04-04 16:20:40,815 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-04 16:20:40,816 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-04 16:20:40,816 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-04 16:20:40,816 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-04 16:20:40,824 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 [2024-04-04 16:20:40,826 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1] [2024-04-04 16:20:40,854 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 16:20:40,854 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 16:20:40,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 04:20:40 BasicIcfg [2024-04-04 16:20:40,858 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 16:20:40,860 INFO L158 Benchmark]: Toolchain (without parser) took 501396.69ms. Allocated memory was 164.6MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 96.9MB in the beginning and 4.1GB in the end (delta: -4.0GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. [2024-04-04 16:20:40,861 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 164.6MB. Free memory was 96.8MB in the beginning and 96.7MB in the end (delta: 64.1kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 16:20:40,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.80ms. Allocated memory was 164.6MB in the beginning and 264.2MB in the end (delta: 99.6MB). Free memory was 96.6MB in the beginning and 237.0MB in the end (delta: -140.3MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. [2024-04-04 16:20:40,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.72ms. Allocated memory is still 264.2MB. Free memory was 237.0MB in the beginning and 232.8MB in the end (delta: 4.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-04 16:20:40,861 INFO L158 Benchmark]: Boogie Preprocessor took 51.01ms. Allocated memory is still 264.2MB. Free memory was 232.8MB in the beginning and 229.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-04-04 16:20:40,861 INFO L158 Benchmark]: RCFGBuilder took 991.87ms. Allocated memory is still 264.2MB. Free memory was 229.1MB in the beginning and 179.8MB in the end (delta: 49.3MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2024-04-04 16:20:40,862 INFO L158 Benchmark]: TraceAbstraction took 499953.76ms. Allocated memory was 264.2MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 178.8MB in the beginning and 4.1GB in the end (delta: -3.9GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. [2024-04-04 16:20:40,863 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 164.6MB. Free memory was 96.8MB in the beginning and 96.7MB in the end (delta: 64.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 318.80ms. Allocated memory was 164.6MB in the beginning and 264.2MB in the end (delta: 99.6MB). Free memory was 96.6MB in the beginning and 237.0MB in the end (delta: -140.3MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 73.72ms. Allocated memory is still 264.2MB. Free memory was 237.0MB in the beginning and 232.8MB in the end (delta: 4.2MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 51.01ms. Allocated memory is still 264.2MB. Free memory was 232.8MB in the beginning and 229.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 991.87ms. Allocated memory is still 264.2MB. Free memory was 229.1MB in the beginning and 179.8MB in the end (delta: 49.3MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. * TraceAbstraction took 499953.76ms. Allocated memory was 264.2MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 178.8MB in the beginning and 4.1GB in the end (delta: -3.9GB). Peak memory consumption was 4.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45639888, independent: 43113373, independent conditional: 43004154, independent unconditional: 109219, dependent: 2526515, dependent conditional: 2162648, dependent unconditional: 363867, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 43113991, independent: 43113373, independent conditional: 43004154, independent unconditional: 109219, dependent: 618, dependent conditional: 618, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43113991, independent: 43113373, independent conditional: 43004154, independent unconditional: 109219, dependent: 618, dependent conditional: 618, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 43113991, independent: 43113373, independent conditional: 43004154, independent unconditional: 109219, dependent: 618, dependent conditional: 618, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43115499, independent: 43113373, independent conditional: 80116, independent unconditional: 43033257, dependent: 2126, dependent conditional: 890, dependent unconditional: 1236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 43115499, independent: 43113373, independent conditional: 10654, independent unconditional: 43102719, dependent: 2126, dependent conditional: 308, dependent unconditional: 1818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43115499, independent: 43113373, independent conditional: 10654, independent unconditional: 43102719, dependent: 2126, dependent conditional: 308, dependent unconditional: 1818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 101170, independent: 101125, independent conditional: 0, independent unconditional: 101125, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 101170, independent: 101125, independent conditional: 0, independent unconditional: 101125, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 169, dependent conditional: 87, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 43115499, independent: 43012248, independent conditional: 10654, independent unconditional: 43001594, dependent: 2081, dependent conditional: 279, dependent unconditional: 1802, unknown: 101170, unknown conditional: 29, unknown unconditional: 101141] , Statistics on independence cache: Total cache size (in pairs): 101170, Positive cache size: 101125, Positive conditional cache size: 0, Positive unconditional cache size: 101125, Negative cache size: 45, Negative conditional cache size: 29, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 70044, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43115499, independent: 43113373, independent conditional: 80116, independent unconditional: 43033257, dependent: 2126, dependent conditional: 890, dependent unconditional: 1236, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 43115499, independent: 43113373, independent conditional: 10654, independent unconditional: 43102719, dependent: 2126, dependent conditional: 308, dependent unconditional: 1818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43115499, independent: 43113373, independent conditional: 10654, independent unconditional: 43102719, dependent: 2126, dependent conditional: 308, dependent unconditional: 1818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 101170, independent: 101125, independent conditional: 0, independent unconditional: 101125, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 101170, independent: 101125, independent conditional: 0, independent unconditional: 101125, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 45, dependent conditional: 29, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 169, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 169, dependent conditional: 87, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 43115499, independent: 43012248, independent conditional: 10654, independent unconditional: 43001594, dependent: 2081, dependent conditional: 279, dependent unconditional: 1802, unknown: 101170, unknown conditional: 29, unknown unconditional: 101141] , Statistics on independence cache: Total cache size (in pairs): 101170, Positive cache size: 101125, Positive conditional cache size: 0, Positive unconditional cache size: 101125, Negative cache size: 45, Negative conditional cache size: 29, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 70044 ], Independence queries for same thread: 2525897 - TimeoutResultAtElement [Line: 164]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 158]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 156]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 157]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 1180 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 499.7s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 490.5s, 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: 90, 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: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 5625 NumberOfCodeBlocks, 5562 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 6398 ConstructedInterpolants, 0 QuantifiedInterpolants, 9475 SizeOfPredicates, 18 NumberOfNonLiveVariables, 2146 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 1403/1502 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 [2024-04-04 16:20:40,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-04-04 16:20:41,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 !ENTRY org.eclipse.osgi 4 0 2024-04-04 16:20:41.308 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/84996670a/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:190) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/84996670a/.metadata/.log.