/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 --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.abstraction.used.for.commutativity.in.por VARIABLES_GLOBAL -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 23:44:13,071 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 23:44:13,133 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-30 23:44:13,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 23:44:13,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 23:44:13,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 23:44:13,188 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 23:44:13,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 23:44:13,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 23:44:13,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 23:44:13,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 23:44:13,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 23:44:13,192 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 23:44:13,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 23:44:13,194 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 23:44:13,194 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 23:44:13,194 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 23:44:13,194 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 23:44:13,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 23:44:13,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 23:44:13,195 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 23:44:13,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 23:44:13,195 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 23:44:13,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 23:44:13,195 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 23:44:13,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 23:44:13,196 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 23:44:13,196 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 23:44:13,196 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 23:44:13,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 23:44:13,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 23:44:13,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 23:44:13,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 23:44:13,197 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 23:44:13,197 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-30 23:44:13,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-30 23:44:13,198 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 23:44:13,198 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 23:44:13,198 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 23:44:13,198 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstraction used for commutativity in POR -> VARIABLES_GLOBAL [2024-05-30 23:44:13,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 23:44:13,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 23:44:13,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 23:44:13,417 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 23:44:13,417 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 23:44:13,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i [2024-05-30 23:44:14,489 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 23:44:14,722 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 23:44:14,723 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i [2024-05-30 23:44:14,733 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7c7141186/186e597ab06f465bb20628b496a97eeb/FLAG56c4dadef [2024-05-30 23:44:14,742 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7c7141186/186e597ab06f465bb20628b496a97eeb [2024-05-30 23:44:14,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 23:44:14,745 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 23:44:14,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 23:44:14,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 23:44:14,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 23:44:14,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 11:44:14" (1/1) ... [2024-05-30 23:44:14,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1160cb61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:14, skipping insertion in model container [2024-05-30 23:44:14,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 11:44:14" (1/1) ... [2024-05-30 23:44:14,794 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 23:44:15,090 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i[30440,30453] [2024-05-30 23:44:15,102 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i[30895,30908] [2024-05-30 23:44:15,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 23:44:15,128 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 23:44:15,162 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i[30440,30453] [2024-05-30 23:44:15,168 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i[30895,30908] [2024-05-30 23:44:15,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 23:44:15,210 INFO L206 MainTranslator]: Completed translation [2024-05-30 23:44:15,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15 WrapperNode [2024-05-30 23:44:15,210 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 23:44:15,211 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 23:44:15,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 23:44:15,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 23:44:15,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,229 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,248 INFO L138 Inliner]: procedures = 169, calls = 38, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 141 [2024-05-30 23:44:15,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 23:44:15,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 23:44:15,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 23:44:15,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 23:44:15,256 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 23:44:15,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 23:44:15,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 23:44:15,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 23:44:15,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (1/1) ... [2024-05-30 23:44:15,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 23:44:15,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:15,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-30 23:44:15,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-30 23:44:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-30 23:44:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-05-30 23:44:15,378 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-05-30 23:44:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-05-30 23:44:15,378 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-05-30 23:44:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 23:44:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-05-30 23:44:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 23:44:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 23:44:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 23:44:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-05-30 23:44:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 23:44:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-05-30 23:44:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 23:44:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 23:44:15,383 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-30 23:44:15,533 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 23:44:15,535 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 23:44:15,783 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 23:44:15,809 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 23:44:15,809 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-05-30 23:44:15,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 11:44:15 BoogieIcfgContainer [2024-05-30 23:44:15,809 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 23:44:15,811 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 23:44:15,811 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 23:44:15,814 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 23:44:15,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 11:44:14" (1/3) ... [2024-05-30 23:44:15,814 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35360761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 11:44:15, skipping insertion in model container [2024-05-30 23:44:15,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 11:44:15" (2/3) ... [2024-05-30 23:44:15,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35360761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 11:44:15, skipping insertion in model container [2024-05-30 23:44:15,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 11:44:15" (3/3) ... [2024-05-30 23:44:15,817 INFO L112 eAbstractionObserver]: Analyzing ICFG circular_buffer_bad.i [2024-05-30 23:44:15,825 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 23:44:15,832 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 23:44:15,832 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-30 23:44:15,832 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 23:44:15,906 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-30 23:44:15,944 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:15,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 23:44:15,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:15,948 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 23:44:15,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-30 23:44:16,020 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 23:44:16,025 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-30 23:44:16,029 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;@1562269b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:16,030 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 23:44:16,246 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-30 23:44:16,250 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 23:44:16,252 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/6) [2024-05-30 23:44:16,256 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:16,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 23:44:16,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:16,312 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 23:44:16,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-30 23:44:16,316 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 23:44:16,316 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-30 23:44:16,317 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;@1562269b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:16,317 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 23:44:16,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-30 23:44:16,323 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 23:44:16,323 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/6) [2024-05-30 23:44:16,326 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:16,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 23:44:16,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:16,337 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 23:44:16,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-05-30 23:44:16,341 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 23:44:16,343 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 23:44:16,344 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;@1562269b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:16,344 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 23:44:16,344 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2024-05-30 23:44:16,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 23:44:16,346 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 23:44:16,362 INFO L308 ceAbstractionStarter]: Result for error location t1Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/6) [2024-05-30 23:44:16,366 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:16,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 23:44:16,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:16,368 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 23:44:16,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-05-30 23:44:16,377 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 23:44:16,378 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 23:44:16,378 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;@1562269b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:16,378 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 23:44:16,379 WARN L125 DepthFirstTraversal]: Depth first traversal did not find any initial state. Returning directly. [2024-05-30 23:44:16,379 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 23:44:16,380 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 23:44:16,380 INFO L308 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (4/6) [2024-05-30 23:44:16,382 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:16,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 23:44:16,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:16,385 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 23:44:16,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2024-05-30 23:44:16,400 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 23:44:16,401 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 23:44:16,401 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;@1562269b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:16,401 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 23:44:16,610 INFO L78 Accepts]: Start accepts. Automaton has currently 1124 states, but on-demand construction may add more states Word has length 101 [2024-05-30 23:44:16,611 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 23:44:16,611 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 23:44:16,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 23:44:16,615 INFO L85 PathProgramCache]: Analyzing trace with hash -412063262, now seen corresponding path program 1 times [2024-05-30 23:44:16,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 23:44:16,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709777906] [2024-05-30 23:44:16,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:16,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 23:44:16,745 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-30 23:44:16,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1472501958] [2024-05-30 23:44:16,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:16,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 23:44:16,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:16,768 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-30 23:44:16,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-30 23:44:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 23:44:16,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjunts are in the unsatisfiable core [2024-05-30 23:44:16,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 23:44:16,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-30 23:44:17,011 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 23:44:17,011 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-30 23:44:17,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 23:44:17,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709777906] [2024-05-30 23:44:17,012 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-30 23:44:17,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1472501958] [2024-05-30 23:44:17,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1472501958] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 23:44:17,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 23:44:17,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-30 23:44:17,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232772156] [2024-05-30 23:44:17,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 23:44:17,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-30 23:44:17,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 23:44:17,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-30 23:44:17,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-30 23:44:17,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:17,040 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 23:44:17,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 23:44:17,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:17,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:17,134 INFO L78 Accepts]: Start accepts. Automaton has currently 1004 states, but on-demand construction may add more states Word has length 60 [2024-05-30 23:44:17,134 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 23:44:17,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-30 23:44:17,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-05-30 23:44:17,339 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 23:44:17,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 23:44:17,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1157324197, now seen corresponding path program 1 times [2024-05-30 23:44:17,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 23:44:17,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438624837] [2024-05-30 23:44:17,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:17,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 23:44:17,363 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-30 23:44:17,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1227395026] [2024-05-30 23:44:17,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:17,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 23:44:17,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:17,365 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-30 23:44:17,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-30 23:44:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 23:44:17,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-30 23:44:17,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 23:44:17,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 23:44:17,582 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-30 23:44:17,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 23:44:17,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438624837] [2024-05-30 23:44:17,582 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-30 23:44:17,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1227395026] [2024-05-30 23:44:17,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1227395026] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 23:44:17,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 23:44:17,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-30 23:44:17,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044965750] [2024-05-30 23:44:17,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 23:44:17,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-30 23:44:17,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 23:44:17,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-30 23:44:17,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-05-30 23:44:17,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:17,585 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 23:44:17,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 23:44:17,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:17,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:17,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:17,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-30 23:44:17,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 23:44:17,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-30 23:44:18,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-05-30 23:44:18,057 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-05-30 23:44:18,058 INFO L308 ceAbstractionStarter]: Result for error location t1Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (5/6) [2024-05-30 23:44:18,061 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:18,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 23:44:18,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:18,064 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 23:44:18,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2024-05-30 23:44:18,070 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 23:44:18,070 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 23:44:18,070 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;@1562269b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 23:44:18,070 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 23:44:18,172 INFO L78 Accepts]: Start accepts. Automaton has currently 968 states, but on-demand construction may add more states Word has length 107 [2024-05-30 23:44:18,172 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 23:44:18,172 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 23:44:18,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 23:44:18,173 INFO L85 PathProgramCache]: Analyzing trace with hash 964367446, now seen corresponding path program 1 times [2024-05-30 23:44:18,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 23:44:18,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499958311] [2024-05-30 23:44:18,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:18,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 23:44:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 23:44:18,523 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 23:44:18,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 23:44:18,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499958311] [2024-05-30 23:44:18,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499958311] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 23:44:18,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 23:44:18,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-30 23:44:18,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095957853] [2024-05-30 23:44:18,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 23:44:18,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-30 23:44:18,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 23:44:18,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-30 23:44:18,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-30 23:44:18,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:18,525 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 23:44:18,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 23:44:18,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:18,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:18,568 INFO L78 Accepts]: Start accepts. Automaton has currently 820 states, but on-demand construction may add more states Word has length 72 [2024-05-30 23:44:18,568 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 23:44:18,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 23:44:18,568 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 23:44:18,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 23:44:18,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1913276988, now seen corresponding path program 1 times [2024-05-30 23:44:18,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 23:44:18,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646802883] [2024-05-30 23:44:18,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:18,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 23:44:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 23:44:18,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 23:44:18,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 23:44:18,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646802883] [2024-05-30 23:44:18,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646802883] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 23:44:18,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 23:44:18,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-30 23:44:18,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129834536] [2024-05-30 23:44:18,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 23:44:18,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-30 23:44:18,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 23:44:18,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-30 23:44:18,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-30 23:44:18,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:18,687 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 23:44:18,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 23:44:18,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:18,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:18,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:18,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:18,742 INFO L78 Accepts]: Start accepts. Automaton has currently 1430 states, but on-demand construction may add more states Word has length 99 [2024-05-30 23:44:18,752 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 23:44:18,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 23:44:18,752 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 23:44:18,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 23:44:18,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1415642416, now seen corresponding path program 1 times [2024-05-30 23:44:18,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 23:44:18,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15651660] [2024-05-30 23:44:18,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:18,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 23:44:18,794 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-30 23:44:18,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1061648544] [2024-05-30 23:44:18,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:18,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 23:44:18,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:18,797 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-30 23:44:18,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-30 23:44:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 23:44:18,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-30 23:44:18,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-30 23:44:18,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-05-30 23:44:19,119 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-05-30 23:44:19,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-05-30 23:44:19,156 INFO L349 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2024-05-30 23:44:19,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2024-05-30 23:44:19,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 10 [2024-05-30 23:44:19,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 10 [2024-05-30 23:44:19,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 43 [2024-05-30 23:44:19,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2024-05-30 23:44:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 23:44:19,811 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-30 23:44:19,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 23:44:19,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15651660] [2024-05-30 23:44:19,812 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-30 23:44:19,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061648544] [2024-05-30 23:44:19,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1061648544] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 23:44:19,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 23:44:19,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-05-30 23:44:19,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272725153] [2024-05-30 23:44:19,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 23:44:19,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-30 23:44:19,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 23:44:19,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-30 23:44:19,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2024-05-30 23:44:19,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:19,814 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 23:44:19,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.1875) internal successors, (99), 16 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-30 23:44:19,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:19,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:19,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 23:44:20,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-30 23:44:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 23:44:20,138 INFO L78 Accepts]: Start accepts. Automaton has currently 1772 states, but on-demand construction may add more states Word has length 108 [2024-05-30 23:44:20,139 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 23:44:20,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-30 23:44:20,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 23:44:20,345 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 23:44:20,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 23:44:20,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1753165018, now seen corresponding path program 1 times [2024-05-30 23:44:20,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 23:44:20,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951727333] [2024-05-30 23:44:20,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:20,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 23:44:20,358 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-30 23:44:20,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2021493795] [2024-05-30 23:44:20,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 23:44:20,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-30 23:44:20,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 23:44:20,359 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-30 23:44:20,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-30 23:44:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-30 23:44:20,629 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-30 23:44:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-30 23:44:20,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-30 23:44:20,725 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-05-30 23:44:20,725 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 23:44:20,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-30 23:44:20,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-05-30 23:44:20,933 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-05-30 23:44:20,933 INFO L308 ceAbstractionStarter]: Result for error location t2Err0ASSERT_VIOLATIONERROR_FUNCTION was UNSAFE (6/6) [2024-05-30 23:44:20,935 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 23:44:20,935 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 23:44:21,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 11:44:21 BasicIcfg [2024-05-30 23:44:21,029 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 23:44:21,029 INFO L158 Benchmark]: Toolchain (without parser) took 6284.36ms. Allocated memory was 302.0MB in the beginning and 394.3MB in the end (delta: 92.3MB). Free memory was 229.1MB in the beginning and 276.8MB in the end (delta: -47.7MB). Peak memory consumption was 45.7MB. Max. memory is 8.0GB. [2024-05-30 23:44:21,029 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 163.6MB. Free memory is still 128.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-30 23:44:21,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.04ms. Allocated memory is still 302.0MB. Free memory was 228.8MB in the beginning and 256.8MB in the end (delta: -28.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-05-30 23:44:21,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.68ms. Allocated memory is still 302.0MB. Free memory was 256.8MB in the beginning and 254.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 23:44:21,030 INFO L158 Benchmark]: Boogie Preprocessor took 41.07ms. Allocated memory is still 302.0MB. Free memory was 254.2MB in the beginning and 252.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 23:44:21,030 INFO L158 Benchmark]: RCFGBuilder took 518.62ms. Allocated memory is still 302.0MB. Free memory was 252.7MB in the beginning and 233.3MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-05-30 23:44:21,030 INFO L158 Benchmark]: TraceAbstraction took 5217.87ms. Allocated memory was 302.0MB in the beginning and 394.3MB in the end (delta: 92.3MB). Free memory was 232.2MB in the beginning and 276.8MB in the end (delta: -44.6MB). Peak memory consumption was 49.2MB. Max. memory is 8.0GB. [2024-05-30 23:44:21,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 163.6MB. Free memory is still 128.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 465.04ms. Allocated memory is still 302.0MB. Free memory was 228.8MB in the beginning and 256.8MB in the end (delta: -28.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.68ms. Allocated memory is still 302.0MB. Free memory was 256.8MB in the beginning and 254.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.07ms. Allocated memory is still 302.0MB. Free memory was 254.2MB in the beginning and 252.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 518.62ms. Allocated memory is still 302.0MB. Free memory was 252.7MB in the beginning and 233.3MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * TraceAbstraction took 5217.87ms. Allocated memory was 302.0MB in the beginning and 394.3MB in the end (delta: 92.3MB). Free memory was 232.2MB in the beginning and 276.8MB in the end (delta: -44.6MB). Peak memory consumption was 49.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 276, independent: 234, independent conditional: 234, independent unconditional: 0, dependent: 42, dependent conditional: 42, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 276, independent: 234, independent conditional: 234, independent unconditional: 0, dependent: 42, dependent conditional: 42, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 234, independent unconditional: 0, 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: 234, independent: 234, independent conditional: 234, independent unconditional: 0, 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: 234, independent: 234, independent conditional: 0, independent unconditional: 234, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 234, independent: 234, independent conditional: 0, independent unconditional: 234, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 0, independent unconditional: 234, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 0, independent unconditional: 234, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 0, independent unconditional: 234, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 234, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 234, unknown conditional: 0, unknown unconditional: 234] , Statistics on independence cache: Total cache size (in pairs): 234, Positive cache size: 234, Positive conditional cache size: 0, Positive unconditional cache size: 234, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 42, Statistics for Abstraction: - StatisticsResult: Visitor Statistics States: 254, Transitions: 283, Traversal time: 0.2s - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Visitor Statistics States: 44, Transitions: 43, Traversal time: 0.0s - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Visitor Statistics States: 0, Transitions: 0, Traversal time: 16618196.4s - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Visitor Statistics States: 0, Transitions: 0, Traversal time: 16618196.4s - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1988, independent: 1786, independent conditional: 1786, independent unconditional: 0, dependent: 202, dependent conditional: 202, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12544, independent: 11819, independent conditional: 11819, independent unconditional: 0, dependent: 725, dependent conditional: 725, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11829, independent: 11819, independent conditional: 11819, independent unconditional: 0, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11829, independent: 11819, independent conditional: 11819, independent unconditional: 0, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11845, independent: 11819, independent conditional: 0, independent unconditional: 11819, dependent: 26, dependent conditional: 16, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11845, independent: 11819, independent conditional: 0, independent unconditional: 11819, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11845, independent: 11819, independent conditional: 0, independent unconditional: 11819, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1493, independent: 1490, independent conditional: 0, independent unconditional: 1490, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1493, independent: 1489, independent conditional: 0, independent unconditional: 1489, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 16, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11845, independent: 10329, independent conditional: 0, independent unconditional: 10329, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 1493, unknown conditional: 0, unknown unconditional: 1493] , Statistics on independence cache: Total cache size (in pairs): 690, Positive cache size: 688, Positive conditional cache size: 0, Positive unconditional cache size: 688, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 200, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1717, independent: 1614, independent conditional: 1614, independent unconditional: 0, dependent: 103, dependent conditional: 103, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12544, independent: 11819, independent conditional: 11819, independent unconditional: 0, dependent: 725, dependent conditional: 725, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11829, independent: 11819, independent conditional: 11819, independent unconditional: 0, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11829, independent: 11819, independent conditional: 11819, independent unconditional: 0, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11845, independent: 11819, independent conditional: 0, independent unconditional: 11819, dependent: 26, dependent conditional: 16, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11845, independent: 11819, independent conditional: 0, independent unconditional: 11819, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11845, independent: 11819, independent conditional: 0, independent unconditional: 11819, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1493, independent: 1490, independent conditional: 0, independent unconditional: 1490, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1493, independent: 1489, independent conditional: 0, independent unconditional: 1489, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 16, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11845, independent: 10329, independent conditional: 0, independent unconditional: 10329, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 1493, unknown conditional: 0, unknown unconditional: 1493] , Statistics on independence cache: Total cache size (in pairs): 802, Positive cache size: 800, Positive conditional cache size: 0, Positive unconditional cache size: 800, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 303, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 8839, independent: 8419, independent conditional: 8419, independent unconditional: 0, dependent: 420, dependent conditional: 420, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12544, independent: 11819, independent conditional: 11819, independent unconditional: 0, dependent: 725, dependent conditional: 725, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11829, independent: 11819, independent conditional: 11819, independent unconditional: 0, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11829, independent: 11819, independent conditional: 11819, independent unconditional: 0, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11845, independent: 11819, independent conditional: 0, independent unconditional: 11819, dependent: 26, dependent conditional: 16, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11845, independent: 11819, independent conditional: 0, independent unconditional: 11819, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11845, independent: 11819, independent conditional: 0, independent unconditional: 11819, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1493, independent: 1490, independent conditional: 0, independent unconditional: 1490, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1493, independent: 1489, independent conditional: 0, independent unconditional: 1489, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 16, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11845, independent: 10329, independent conditional: 0, independent unconditional: 10329, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 1493, unknown conditional: 0, unknown unconditional: 1493] , Statistics on independence cache: Total cache size (in pairs): 1493, Positive cache size: 1490, Positive conditional cache size: 0, Positive unconditional cache size: 1490, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16, Maximal queried relation: 2, Independence queries for same thread: 715, Statistics for Abstraction: - StatisticsResult: Visitor Statistics States: 1090, Transitions: 1226, Traversal time: 0.2s - StatisticsResult: Visitor Statistics States: 987, Transitions: 1035, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 4328, Transitions: 4728, Traversal time: 0.2s - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1770, independent: 1603, independent conditional: 1603, independent unconditional: 0, dependent: 167, dependent conditional: 167, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9047, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 601, dependent conditional: 601, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8451, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8451, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 8, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1147, independent: 1144, independent conditional: 0, independent unconditional: 1144, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1147, independent: 1143, independent conditional: 0, independent unconditional: 1143, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8459, independent: 7302, independent conditional: 0, independent unconditional: 7302, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 1147, unknown conditional: 0, unknown unconditional: 1147] , Statistics on independence cache: Total cache size (in pairs): 517, Positive cache size: 515, Positive conditional cache size: 0, Positive unconditional cache size: 515, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 165, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1415, independent: 1332, independent conditional: 1332, independent unconditional: 0, dependent: 83, dependent conditional: 83, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9047, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 601, dependent conditional: 601, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8451, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8451, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 8, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1147, independent: 1144, independent conditional: 0, independent unconditional: 1144, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1147, independent: 1143, independent conditional: 0, independent unconditional: 1143, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8459, independent: 7302, independent conditional: 0, independent unconditional: 7302, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 1147, unknown conditional: 0, unknown unconditional: 1147] , Statistics on independence cache: Total cache size (in pairs): 565, Positive cache size: 563, Positive conditional cache size: 0, Positive unconditional cache size: 563, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 248, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2680, independent: 2519, independent conditional: 2519, independent unconditional: 0, dependent: 161, dependent conditional: 161, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9047, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 601, dependent conditional: 601, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8451, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8451, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 8, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1147, independent: 1144, independent conditional: 0, independent unconditional: 1144, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1147, independent: 1143, independent conditional: 0, independent unconditional: 1143, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8459, independent: 7302, independent conditional: 0, independent unconditional: 7302, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 1147, unknown conditional: 0, unknown unconditional: 1147] , Statistics on independence cache: Total cache size (in pairs): 798, Positive cache size: 795, Positive conditional cache size: 0, Positive unconditional cache size: 795, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2, Maximal queried relation: 2, Independence queries for same thread: 408, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3182, independent: 2992, independent conditional: 2992, independent unconditional: 0, dependent: 190, dependent conditional: 190, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9047, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 601, dependent conditional: 601, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8451, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8451, independent: 8446, independent conditional: 8446, independent unconditional: 0, dependent: 5, dependent conditional: 5, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 8, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8459, independent: 8446, independent conditional: 0, independent unconditional: 8446, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1147, independent: 1144, independent conditional: 0, independent unconditional: 1144, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1147, independent: 1143, independent conditional: 0, independent unconditional: 1143, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8459, independent: 7302, independent conditional: 0, independent unconditional: 7302, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 1147, unknown conditional: 0, unknown unconditional: 1147] , Statistics on independence cache: Total cache size (in pairs): 1147, Positive cache size: 1144, Positive conditional cache size: 0, Positive unconditional cache size: 1144, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8, Maximal queried relation: 3, Independence queries for same thread: 596, Statistics for Abstraction: - StatisticsResult: Visitor Statistics States: 895, Transitions: 1006, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 769, Transitions: 817, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 1394, Transitions: 1488, Traversal time: 0.1s - StatisticsResult: Visitor Statistics States: 1719, Transitions: 1826, Traversal time: 0.3s - PositiveResult [Line: 713]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - CounterExampleResult [Line: 746]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L682] 0 static char buffer[10]; VAL [buffer={3:0}] [L683] 0 static unsigned int first; VAL [buffer={3:0}, first=0] [L684] 0 static unsigned int next; VAL [buffer={3:0}, first=0, next=0] [L685] 0 static int buffer_size; VAL [buffer={3:0}, buffer_size=0, first=0, next=0] [L686] 0 _Bool send, receive; VAL [buffer={3:0}, buffer_size=0, first=0, next=0, receive=0, send=0] [L687] 0 pthread_mutex_t m; VAL [buffer={3:0}, buffer_size=0, first=0, m={4:0}, next=0, receive=0, send=0] [L756] 0 pthread_t id1, id2; VAL [buffer={3:0}, buffer_size=0, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, receive=0, send=0] [L758] CALL 0 initLog(10) [L690] 0 buffer_size = max VAL [\old(max)=10, buffer={3:0}, buffer_size=10, first=0, m={4:0}, max=10, next=0, receive=0, send=0] [L691] EXPR 0 next = 0 VAL [\old(max)=10, buffer={3:0}, buffer_size=10, first=0, m={4:0}, max=10, next=0, receive=0, send=0] [L691] 0 first = next = 0 VAL [\old(max)=10, buffer={3:0}, buffer_size=10, first=0, m={4:0}, max=10, next=0, receive=0, send=0] [L758] RET 0 initLog(10) [L759] 0 send=1 VAL [buffer={3:0}, buffer_size=10, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, receive=0, send=1] [L760] 0 receive=0 VAL [buffer={3:0}, buffer_size=10, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, receive=0, send=1] [L761] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [buffer={3:0}, buffer_size=10, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, receive=0, send=1] [L762] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [buffer={3:0}, buffer_size=10, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, receive=0, send=1] [L739] 2 int i; VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=0, receive=0, send=1] [L740] 2 i=0 VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=0, m={4:0}, next=0, receive=0, send=1] [L740] COND TRUE 2 i<7 VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=0, m={4:0}, next=0, receive=0, send=1] [L743] COND FALSE 2 !(\read(receive)) VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=0, m={4:0}, next=0, receive=0, send=1] [L740] 2 i++ VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=1, m={4:0}, next=0, receive=0, send=1] [L740] COND TRUE 2 i<7 VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=1, m={4:0}, next=0, receive=0, send=1] [L763] 0 \read(id1) VAL [buffer={3:0}, buffer_size=10, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, receive=0, send=1] [L723] 1 int i; VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=0, receive=0, send=1] [L724] 1 i=0 VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=0, m={4:0}, next=0, receive=0, send=1] [L724] COND TRUE 1 i<7 VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=0, m={4:0}, next=0, receive=0, send=1] [L727] COND TRUE 1 \read(send) [L729] CALL 1 insertLogElement(i) [L707] COND TRUE 1 next < buffer_size && buffer_size > 0 VAL [\old(b)=0, b=0, buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=0, receive=0, send=1] [L709] 1 buffer[next] = b VAL [\old(b)=0, b=0, buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=0, receive=0, send=1] [L710] 1 next = (next+1)%buffer_size VAL [\old(b)=0, b=0, buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=1, receive=0, send=1] [L712] COND TRUE 1 next 0 && first < buffer_size VAL [buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=1, receive=1, send=0] [L697] 2 first++ VAL [buffer={3:0}, buffer_size=10, first=1, m={4:0}, next=1, receive=1, send=0] [L698] EXPR 2 buffer[first-1] VAL [buffer={3:0}, buffer_size=10, first=1, m={4:0}, next=1, receive=1, send=0] [L698] 2 return buffer[first-1]; VAL [\result=0, buffer={3:0}, buffer_size=10, first=1, m={4:0}, next=1, receive=1, send=0] [L745] RET, EXPR 2 removeLogElement() [L745] COND FALSE 2 !(removeLogElement()==i) VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=1, i=1, m={4:0}, next=1, receive=1, send=0] [L746] 2 reach_error() VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=1, i=1, m={4:0}, next=1, receive=1, send=0] - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 211 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.2s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 5 procedures, 211 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: t1Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 5 procedures, 211 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: t1Err0ASSERT_VIOLATIONERROR_FUNCTION with 2 thread instances CFG has 5 procedures, 211 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 161 NumberOfCodeBlocks, 161 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 159 ConstructedInterpolants, 1 QuantifiedInterpolants, 390 SizeOfPredicates, 2 NumberOfNonLiveVariables, 465 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 12/12 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: t2Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 5 procedures, 211 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: t2Err0ASSERT_VIOLATIONERROR_FUNCTION with 2 thread instances CFG has 5 procedures, 211 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 386 NumberOfCodeBlocks, 386 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 275 ConstructedInterpolants, 6 QuantifiedInterpolants, 1928 SizeOfPredicates, 14 NumberOfNonLiveVariables, 268 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 17/17 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-05-30 23:44:21,051 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Ended with exit code 0 [2024-05-30 23:44:21,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Ended with exit code 0 [2024-05-30 23:44:21,454 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2024-05-30 23:44:21,656 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2024-05-30 23:44:21,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2024-05-30 23:44:22,062 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 [2024-05-30 23:44:22,270 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...