/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 --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-node-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 23:13:07,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 23:13:07,866 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 23:13:07,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 23:13:07,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 23:13:07,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 23:13:07,892 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 23:13:07,892 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 23:13:07,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 23:13:07,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 23:13:07,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 23:13:07,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 23:13:07,894 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 23:13:07,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 23:13:07,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 23:13:07,894 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 23:13:07,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 23:13:07,895 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 23:13:07,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 23:13:07,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 23:13:07,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 23:13:07,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 23:13:07,900 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 23:13:07,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 23:13:07,903 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 23:13:07,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 23:13:07,903 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 23:13:07,904 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 23:13:07,904 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 23:13:07,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 23:13:07,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 23:13:07,905 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 23:13:07,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 23:13:07,906 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 23:13:07,906 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 23:13:07,906 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 23:13:07,906 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 23:13:07,906 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 23:13:07,906 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 23:13:07,906 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-05 23:13:08,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 23:13:08,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 23:13:08,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 23:13:08,126 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 23:13:08,140 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 23:13:08,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-node-symm.wvr.c [2024-04-05 23:13:09,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 23:13:09,452 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 23:13:09,453 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-symm.wvr.c [2024-04-05 23:13:09,462 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/49a1b37e5/ee888da1b2a34519be908975c9f7fa45/FLAG0efc0fbf6 [2024-04-05 23:13:09,474 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/49a1b37e5/ee888da1b2a34519be908975c9f7fa45 [2024-04-05 23:13:09,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 23:13:09,478 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 23:13:09,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 23:13:09,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 23:13:09,484 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 23:13:09,484 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,486 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601c0b08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09, skipping insertion in model container [2024-04-05 23:13:09,486 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,509 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 23:13:09,645 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-node-symm.wvr.c[3305,3318] [2024-04-05 23:13:09,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 23:13:09,662 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 23:13:09,687 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-node-symm.wvr.c[3305,3318] [2024-04-05 23:13:09,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 23:13:09,713 INFO L206 MainTranslator]: Completed translation [2024-04-05 23:13:09,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09 WrapperNode [2024-04-05 23:13:09,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 23:13:09,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 23:13:09,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 23:13:09,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 23:13:09,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,753 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 18, calls inlined = 24, statements flattened = 297 [2024-04-05 23:13:09,753 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 23:13:09,754 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 23:13:09,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 23:13:09,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 23:13:09,762 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 23:13:09,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 23:13:09,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 23:13:09,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 23:13:09,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (1/1) ... [2024-04-05 23:13:09,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 23:13:09,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 23:13:09,901 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) [2024-04-05 23:13:09,903 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 [2024-04-05 23:13:09,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 23:13:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 23:13:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 23:13:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 23:13:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 23:13:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 23:13:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 23:13:09,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 23:13:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 23:13:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 23:13:09,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 23:13:09,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 23:13:09,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 23:13:09,938 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 23:13:10,015 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 23:13:10,016 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 23:13:10,352 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 23:13:10,364 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 23:13:10,364 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-05 23:13:10,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 11:13:10 BoogieIcfgContainer [2024-04-05 23:13:10,365 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 23:13:10,367 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 23:13:10,367 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 23:13:10,370 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 23:13:10,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 11:13:09" (1/3) ... [2024-04-05 23:13:10,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72548dfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 11:13:10, skipping insertion in model container [2024-04-05 23:13:10,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 11:13:09" (2/3) ... [2024-04-05 23:13:10,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72548dfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 11:13:10, skipping insertion in model container [2024-04-05 23:13:10,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 11:13:10" (3/3) ... [2024-04-05 23:13:10,371 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-node-symm.wvr.c [2024-04-05 23:13:10,377 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 23:13:10,384 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 23:13:10,385 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 23:13:10,385 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 23:13:10,451 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 23:13:10,495 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 23:13:10,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 23:13:10,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 23:13:10,498 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) [2024-04-05 23:13:10,507 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 [2024-04-05 23:13:10,549 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 23:13:10,559 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:10,560 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 23:13:10,565 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;@40bdea25, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-05 23:13:10,565 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-05 23:13:10,725 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:10,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:10,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1627592089, now seen corresponding path program 1 times [2024-04-05 23:13:10,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:10,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091976138] [2024-04-05 23:13:10,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:10,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:11,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 23:13:11,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:11,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091976138] [2024-04-05 23:13:11,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091976138] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:11,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:11,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 23:13:11,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275605554] [2024-04-05 23:13:11,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:11,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 23:13:11,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:11,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 23:13:11,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 23:13:11,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:11,149 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:11,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 133.5) internal successors, (267), 2 states have internal predecessors, (267), 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) [2024-04-05 23:13:11,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:11,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:11,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 23:13:11,211 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:11,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:11,212 INFO L85 PathProgramCache]: Analyzing trace with hash -616506323, now seen corresponding path program 1 times [2024-04-05 23:13:11,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:11,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741509796] [2024-04-05 23:13:11,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:11,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:11,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 23:13:11,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:11,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741509796] [2024-04-05 23:13:11,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741509796] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:11,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:11,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-05 23:13:11,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511711098] [2024-04-05 23:13:11,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:11,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-05 23:13:11,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:11,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-05 23:13:11,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2024-04-05 23:13:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:11,849 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:11,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 31.875) internal successors, (255), 8 states have internal predecessors, (255), 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) [2024-04-05 23:13:11,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:11,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:12,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:12,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:12,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 23:13:12,074 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:12,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:12,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1712943970, now seen corresponding path program 1 times [2024-04-05 23:13:12,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:12,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359202765] [2024-04-05 23:13:12,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:12,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 23:13:12,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:12,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359202765] [2024-04-05 23:13:12,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359202765] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 23:13:12,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040339880] [2024-04-05 23:13:12,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:12,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 23:13:12,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 23:13:12,351 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) [2024-04-05 23:13:12,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 23:13:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:12,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-05 23:13:12,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 23:13:12,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 23:13:12,656 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 23:13:12,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 23:13:12,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040339880] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 23:13:12,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 23:13:12,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 16 [2024-04-05 23:13:12,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371929238] [2024-04-05 23:13:12,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:12,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 23:13:12,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:12,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 23:13:12,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2024-04-05 23:13:12,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:12,877 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:12,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 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) [2024-04-05 23:13:12,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:12,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:13,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:13,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:13,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:13,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-05 23:13:13,253 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 [2024-04-05 23:13:13,254 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:13,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:13,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1379437780, now seen corresponding path program 1 times [2024-04-05 23:13:13,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:13,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130272968] [2024-04-05 23:13:13,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:13,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 23:13:13,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:13,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130272968] [2024-04-05 23:13:13,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130272968] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:13,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:13,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-05 23:13:13,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113672665] [2024-04-05 23:13:13,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:13,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-05 23:13:13,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:13,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-05 23:13:13,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2024-04-05 23:13:13,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:13,616 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:13,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 33.75) internal successors, (270), 8 states have internal predecessors, (270), 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) [2024-04-05 23:13:13,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:13,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:13,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:13,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:13,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:13,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:13,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:13,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:13,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-05 23:13:13,742 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:13,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:13,743 INFO L85 PathProgramCache]: Analyzing trace with hash -948515005, now seen corresponding path program 1 times [2024-04-05 23:13:13,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:13,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170535668] [2024-04-05 23:13:13,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:13,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:13,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 23:13:13,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:13,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170535668] [2024-04-05 23:13:13,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170535668] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 23:13:13,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140797131] [2024-04-05 23:13:13,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:13,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 23:13:13,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 23:13:13,962 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) [2024-04-05 23:13:14,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 23:13:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:14,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-05 23:13:14,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 23:13:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 23:13:14,251 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 23:13:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 23:13:14,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [140797131] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 23:13:14,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 23:13:14,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 16 [2024-04-05 23:13:14,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271482923] [2024-04-05 23:13:14,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:14,425 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 23:13:14,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:14,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 23:13:14,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2024-04-05 23:13:14,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:14,425 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:14,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.88888888888889) internal successors, (278), 9 states have internal predecessors, (278), 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) [2024-04-05 23:13:14,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:14,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:14,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:14,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:14,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:14,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:14,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:14,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:14,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:14,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:14,581 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 23:13:14,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 23:13:14,780 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:14,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:14,781 INFO L85 PathProgramCache]: Analyzing trace with hash -321025097, now seen corresponding path program 1 times [2024-04-05 23:13:14,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:14,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318692956] [2024-04-05 23:13:14,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:14,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:16,921 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 23:13:16,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:16,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318692956] [2024-04-05 23:13:16,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318692956] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:16,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:16,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2024-04-05 23:13:16,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912360269] [2024-04-05 23:13:16,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:16,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-05 23:13:16,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:16,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-05 23:13:16,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=790, Unknown=0, NotChecked=0, Total=870 [2024-04-05 23:13:16,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:16,923 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:16,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 9.5) internal successors, (285), 30 states have internal predecessors, (285), 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) [2024-04-05 23:13:16,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:16,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:16,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:16,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:16,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:16,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:19,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:19,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:19,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:19,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:19,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:19,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-04-05 23:13:19,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-05 23:13:19,262 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:19,262 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:19,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1876738116, now seen corresponding path program 1 times [2024-04-05 23:13:19,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:19,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938820086] [2024-04-05 23:13:19,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:19,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 23:13:19,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:19,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938820086] [2024-04-05 23:13:19,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938820086] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:19,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:19,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-04-05 23:13:19,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287071085] [2024-04-05 23:13:19,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:19,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-05 23:13:19,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:19,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-05 23:13:19,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-04-05 23:13:19,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:19,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:19,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 22.071428571428573) internal successors, (309), 14 states have internal predecessors, (309), 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) [2024-04-05 23:13:19,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:19,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:19,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:19,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:19,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:19,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-04-05 23:13:19,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:20,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:20,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:20,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:20,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:20,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:20,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-04-05 23:13:20,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-05 23:13:20,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-05 23:13:20,267 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:20,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:20,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1927758534, now seen corresponding path program 1 times [2024-04-05 23:13:20,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:20,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807394066] [2024-04-05 23:13:20,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:20,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 23:13:21,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:21,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807394066] [2024-04-05 23:13:21,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807394066] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:21,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:21,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-04-05 23:13:21,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620870024] [2024-04-05 23:13:21,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:21,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-04-05 23:13:21,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:21,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-04-05 23:13:21,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2024-04-05 23:13:21,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:21,251 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:21,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 16.157894736842106) internal successors, (307), 19 states have internal predecessors, (307), 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) [2024-04-05 23:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-04-05 23:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-05 23:13:21,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:23,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:23,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:23,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:23,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:23,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:23,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-04-05 23:13:23,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 23:13:23,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-05 23:13:23,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-05 23:13:23,446 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:23,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:23,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1873399734, now seen corresponding path program 1 times [2024-04-05 23:13:23,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:23,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230411785] [2024-04-05 23:13:23,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:23,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:23,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 23:13:23,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:23,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230411785] [2024-04-05 23:13:23,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230411785] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:23,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:23,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-04-05 23:13:23,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296765185] [2024-04-05 23:13:23,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:23,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-05 23:13:23,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:23,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-05 23:13:23,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-04-05 23:13:23,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:23,931 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:23,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 23.76923076923077) internal successors, (309), 13 states have internal predecessors, (309), 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) [2024-04-05 23:13:23,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:23,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:23,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:23,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:23,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:23,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-04-05 23:13:23,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 23:13:23,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-05 23:13:23,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:24,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:24,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:24,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:24,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:24,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:24,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-04-05 23:13:24,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-05 23:13:24,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-05 23:13:24,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:13:24,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-05 23:13:24,601 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:24,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:24,601 INFO L85 PathProgramCache]: Analyzing trace with hash 218621721, now seen corresponding path program 1 times [2024-04-05 23:13:24,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:24,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357949582] [2024-04-05 23:13:24,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:24,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:26,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 23:13:26,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:26,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357949582] [2024-04-05 23:13:26,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357949582] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:26,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:26,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2024-04-05 23:13:26,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728822162] [2024-04-05 23:13:26,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:26,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-04-05 23:13:26,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:26,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-04-05 23:13:26,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2024-04-05 23:13:26,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:26,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:26,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 9.194444444444445) internal successors, (331), 36 states have internal predecessors, (331), 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) [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:13:26,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:32,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:32,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:32,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:32,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:32,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:32,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-04-05 23:13:32,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-05 23:13:32,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 23:13:32,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:13:32,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-05 23:13:32,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-04-05 23:13:32,791 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 23:13:32,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 23:13:32,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1857612920, now seen corresponding path program 1 times [2024-04-05 23:13:32,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 23:13:32,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569302288] [2024-04-05 23:13:32,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 23:13:32,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 23:13:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 23:13:33,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-04-05 23:13:33,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 23:13:33,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569302288] [2024-04-05 23:13:33,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569302288] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 23:13:33,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 23:13:33,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-04-05 23:13:33,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372582974] [2024-04-05 23:13:33,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 23:13:33,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-05 23:13:33,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 23:13:33,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-05 23:13:33,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-04-05 23:13:33,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:33,180 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 23:13:33,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 21.928571428571427) internal successors, (307), 14 states have internal predecessors, (307), 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) [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-04-05 23:13:33,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:35,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-05 23:13:35,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 23:13:35,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-05 23:13:35,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-05 23:13:35,242 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-05 23:13:35,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-04-05 23:13:35,245 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 23:13:35,247 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 23:13:35,247 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 23:13:35,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 11:13:35 BasicIcfg [2024-04-05 23:13:35,250 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 23:13:35,250 INFO L158 Benchmark]: Toolchain (without parser) took 25772.35ms. Allocated memory was 196.1MB in the beginning and 906.0MB in the end (delta: 709.9MB). Free memory was 126.7MB in the beginning and 477.2MB in the end (delta: -350.5MB). Peak memory consumption was 359.7MB. Max. memory is 8.0GB. [2024-04-05 23:13:35,250 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 160.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 23:13:35,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.86ms. Allocated memory was 196.1MB in the beginning and 250.6MB in the end (delta: 54.5MB). Free memory was 126.5MB in the beginning and 214.9MB in the end (delta: -88.3MB). Peak memory consumption was 8.6MB. Max. memory is 8.0GB. [2024-04-05 23:13:35,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.98ms. Allocated memory is still 250.6MB. Free memory was 214.9MB in the beginning and 211.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-05 23:13:35,251 INFO L158 Benchmark]: Boogie Preprocessor took 38.91ms. Allocated memory is still 250.6MB. Free memory was 211.7MB in the beginning and 209.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 23:13:35,251 INFO L158 Benchmark]: RCFGBuilder took 572.27ms. Allocated memory is still 250.6MB. Free memory was 209.7MB in the beginning and 181.3MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2024-04-05 23:13:35,251 INFO L158 Benchmark]: TraceAbstraction took 24882.65ms. Allocated memory was 250.6MB in the beginning and 906.0MB in the end (delta: 655.4MB). Free memory was 180.3MB in the beginning and 477.2MB in the end (delta: -296.9MB). Peak memory consumption was 358.4MB. Max. memory is 8.0GB. [2024-04-05 23:13:35,252 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 160.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 234.86ms. Allocated memory was 196.1MB in the beginning and 250.6MB in the end (delta: 54.5MB). Free memory was 126.5MB in the beginning and 214.9MB in the end (delta: -88.3MB). Peak memory consumption was 8.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.98ms. Allocated memory is still 250.6MB. Free memory was 214.9MB in the beginning and 211.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 38.91ms. Allocated memory is still 250.6MB. Free memory was 211.7MB in the beginning and 209.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 572.27ms. Allocated memory is still 250.6MB. Free memory was 209.7MB in the beginning and 181.3MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 24882.65ms. Allocated memory was 250.6MB in the beginning and 906.0MB in the end (delta: 655.4MB). Free memory was 180.3MB in the beginning and 477.2MB in the end (delta: -296.9MB). Peak memory consumption was 358.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 155935, independent: 153380, independent conditional: 153280, independent unconditional: 100, dependent: 2555, dependent conditional: 2507, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 153380, independent: 153380, independent conditional: 153280, independent unconditional: 100, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 153380, independent: 153380, independent conditional: 153280, independent unconditional: 100, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 153380, independent: 153380, independent conditional: 153280, independent unconditional: 100, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 153420, independent: 153380, independent conditional: 10076, independent unconditional: 143304, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 153420, independent: 153380, independent conditional: 2511, independent unconditional: 150869, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153420, independent: 153380, independent conditional: 2511, independent unconditional: 150869, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3598, independent: 3584, independent conditional: 8, independent unconditional: 3576, dependent: 14, dependent conditional: 8, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3598, independent: 3578, independent conditional: 0, independent unconditional: 3578, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 14, dependent conditional: 8, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 14, dependent conditional: 8, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, independent: 12, independent conditional: 12, independent unconditional: 0, dependent: 48, dependent conditional: 14, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 153420, independent: 149796, independent conditional: 2503, independent unconditional: 147293, dependent: 26, dependent conditional: 10, dependent unconditional: 16, unknown: 3598, unknown conditional: 16, unknown unconditional: 3582] , Statistics on independence cache: Total cache size (in pairs): 3598, Positive cache size: 3584, Positive conditional cache size: 8, Positive unconditional cache size: 3576, Negative cache size: 14, Negative conditional cache size: 8, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7565, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 153420, independent: 153380, independent conditional: 10076, independent unconditional: 143304, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 153420, independent: 153380, independent conditional: 2511, independent unconditional: 150869, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153420, independent: 153380, independent conditional: 2511, independent unconditional: 150869, dependent: 40, dependent conditional: 18, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3598, independent: 3584, independent conditional: 8, independent unconditional: 3576, dependent: 14, dependent conditional: 8, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3598, independent: 3578, independent conditional: 0, independent unconditional: 3578, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 14, dependent conditional: 8, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 6, independent conditional: 6, independent unconditional: 0, dependent: 14, dependent conditional: 8, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, independent: 12, independent conditional: 12, independent unconditional: 0, dependent: 48, dependent conditional: 14, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 153420, independent: 149796, independent conditional: 2503, independent unconditional: 147293, dependent: 26, dependent conditional: 10, dependent unconditional: 16, unknown: 3598, unknown conditional: 16, unknown unconditional: 3582] , Statistics on independence cache: Total cache size (in pairs): 3598, Positive cache size: 3584, Positive conditional cache size: 8, Positive unconditional cache size: 3576, Negative cache size: 14, Negative conditional cache size: 8, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 7565 ], Independence queries for same thread: 2555 - PositiveResult [Line: 93]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 463 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 24.7s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 15.2s, 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: 304, 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: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 3722 NumberOfCodeBlocks, 3722 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 4248 ConstructedInterpolants, 0 QuantifiedInterpolants, 21969 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1058 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 34/38 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-05 23:13:35,265 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 23:13:35,467 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...