/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf --traceabstraction.dfs.order.used.in.por PSEUDO_LOCKSTEP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.datarace-free-lbe-02cf818-m [2023-11-17 17:15:14,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 17:15:15,039 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistent.epf [2023-11-17 17:15:15,045 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 17:15:15,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 17:15:15,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 17:15:15,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 17:15:15,082 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 17:15:15,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 17:15:15,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 17:15:15,087 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 17:15:15,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 17:15:15,087 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 17:15:15,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 17:15:15,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 17:15:15,089 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 17:15:15,089 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 17:15:15,089 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 17:15:15,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 17:15:15,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 17:15:15,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 17:15:15,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 17:15:15,091 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 17:15:15,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 17:15:15,091 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 17:15:15,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 17:15:15,092 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 17:15:15,092 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-17 17:15:15,092 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 17:15:15,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 17:15:15,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 17:15:15,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 17:15:15,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 17:15:15,094 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 17:15:15,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 17:15:15,094 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 17:15:15,094 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 17:15:15,095 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 17:15:15,095 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 17:15:15,095 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2023-11-17 17:15:15,095 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/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> PSEUDO_LOCKSTEP [2023-11-17 17:15:15,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 17:15:15,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 17:15:15,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 17:15:15,371 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 17:15:15,371 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 17:15:15,372 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2023-11-17 17:15:16,585 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 17:15:16,824 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 17:15:16,824 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2023-11-17 17:15:16,839 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69239dcfe/97a3052727164b9c92f26fb0b733e3a4/FLAG36465b700 [2023-11-17 17:15:16,850 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69239dcfe/97a3052727164b9c92f26fb0b733e3a4 [2023-11-17 17:15:16,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 17:15:16,854 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-17 17:15:16,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 17:15:16,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 17:15:16,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 17:15:16,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:15:16" (1/1) ... [2023-11-17 17:15:16,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54b27e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:16, skipping insertion in model container [2023-11-17 17:15:16,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:15:16" (1/1) ... [2023-11-17 17:15:16,911 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 17:15:17,046 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i[967,980] [2023-11-17 17:15:17,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 17:15:17,280 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 17:15:17,291 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i[967,980] [2023-11-17 17:15:17,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 17:15:17,366 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 17:15:17,367 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-17 17:15:17,373 INFO L206 MainTranslator]: Completed translation [2023-11-17 17:15:17,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17 WrapperNode [2023-11-17 17:15:17,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 17:15:17,375 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 17:15:17,375 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 17:15:17,375 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 17:15:17,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,411 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,444 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 142 [2023-11-17 17:15:17,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 17:15:17,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 17:15:17,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 17:15:17,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 17:15:17,453 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,469 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,498 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 17:15:17,499 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 17:15:17,499 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 17:15:17,499 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 17:15:17,500 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (1/1) ... [2023-11-17 17:15:17,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 17:15:17,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 17:15:17,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 17:15:17,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 17:15:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 17:15:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-17 17:15:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 17:15:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 17:15:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 17:15:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-17 17:15:17,597 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-17 17:15:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-17 17:15:17,597 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-17 17:15:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-17 17:15:17,599 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-17 17:15:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 17:15:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-17 17:15:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 17:15:17,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 17:15:17,601 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 17:15:17,712 INFO L239 CfgBuilder]: Building ICFG [2023-11-17 17:15:17,714 INFO L265 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 17:15:17,942 INFO L280 CfgBuilder]: Performing block encoding [2023-11-17 17:15:18,057 INFO L302 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 17:15:18,057 INFO L307 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-17 17:15:18,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 05:15:18 BoogieIcfgContainer [2023-11-17 17:15:18,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 17:15:18,060 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 17:15:18,060 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 17:15:18,063 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 17:15:18,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 05:15:16" (1/3) ... [2023-11-17 17:15:18,064 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a696d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:15:18, skipping insertion in model container [2023-11-17 17:15:18,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:15:17" (2/3) ... [2023-11-17 17:15:18,064 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a696d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:15:18, skipping insertion in model container [2023-11-17 17:15:18,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 05:15:18" (3/3) ... [2023-11-17 17:15:18,103 INFO L112 eAbstractionObserver]: Analyzing ICFG safe030_power.opt_pso.opt_rmo.opt.i [2023-11-17 17:15:18,122 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 17:15:18,131 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 17:15:18,131 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-17 17:15:18,131 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-17 17:15:18,200 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-17 17:15:18,248 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 17:15:18,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 17:15:18,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 17:15:18,251 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 17:15:18,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-17 17:15:18,285 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 17:15:18,294 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2023-11-17 17:15:18,299 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;@7e233b0e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 17:15:18,299 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-17 17:15:18,460 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-17 17:15:18,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:18,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1880392111, now seen corresponding path program 1 times [2023-11-17 17:15:18,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:18,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233488004] [2023-11-17 17:15:18,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:18,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:18,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:18,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:18,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233488004] [2023-11-17 17:15:18,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233488004] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:18,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:18,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 17:15:18,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239815681] [2023-11-17 17:15:18,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:18,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 17:15:18,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:19,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 17:15:19,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 17:15:19,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:19,012 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:19,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2023-11-17 17:15:19,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:19,619 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-17 17:15:19,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-17 17:15:19,629 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-17 17:15:19,630 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2) [2023-11-17 17:15:19,635 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 17:15:19,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-17 17:15:19,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-17 17:15:19,685 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-17 17:15:19,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-11-17 17:15:19,690 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-17 17:15:19,690 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-17 17:15:19,691 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;@7e233b0e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-17 17:15:19,691 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-17 17:15:19,860 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:19,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:19,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1615982064, now seen corresponding path program 1 times [2023-11-17 17:15:19,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:19,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056840862] [2023-11-17 17:15:19,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:19,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:19,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:19,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056840862] [2023-11-17 17:15:19,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056840862] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:19,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:19,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-17 17:15:19,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662627942] [2023-11-17 17:15:19,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:19,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-17 17:15:19,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:19,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-17 17:15:19,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-17 17:15:19,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:19,912 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:19,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 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) [2023-11-17 17:15:19,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:19,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:19,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-17 17:15:19,935 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:19,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:19,936 INFO L85 PathProgramCache]: Analyzing trace with hash -2062531705, now seen corresponding path program 1 times [2023-11-17 17:15:19,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:19,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973901453] [2023-11-17 17:15:19,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:19,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:20,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:20,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:20,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973901453] [2023-11-17 17:15:20,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973901453] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:20,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:20,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-17 17:15:20,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843070418] [2023-11-17 17:15:20,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:20,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-17 17:15:20,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:20,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-17 17:15:20,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-17 17:15:20,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:20,181 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:20,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2023-11-17 17:15:20,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:20,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:20,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:20,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:20,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-17 17:15:20,320 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:20,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:20,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1318238617, now seen corresponding path program 1 times [2023-11-17 17:15:20,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:20,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683359352] [2023-11-17 17:15:20,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:20,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:20,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:20,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683359352] [2023-11-17 17:15:20,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683359352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:20,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:20,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-17 17:15:20,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170541040] [2023-11-17 17:15:20,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:20,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-17 17:15:20,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:20,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-17 17:15:20,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-17 17:15:20,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:20,601 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:20,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 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) [2023-11-17 17:15:20,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:20,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:20,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:20,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:20,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:20,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:20,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-17 17:15:20,862 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:20,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:20,862 INFO L85 PathProgramCache]: Analyzing trace with hash -139212601, now seen corresponding path program 1 times [2023-11-17 17:15:20,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:20,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148530370] [2023-11-17 17:15:20,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:20,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:21,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:21,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:21,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148530370] [2023-11-17 17:15:21,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148530370] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:21,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:21,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-17 17:15:21,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518830192] [2023-11-17 17:15:21,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:21,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-17 17:15:21,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:21,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-17 17:15:21,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-17 17:15:21,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:21,114 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:21,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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) [2023-11-17 17:15:21,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:21,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:21,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:21,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:21,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:21,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:21,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:21,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:21,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-17 17:15:21,313 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:21,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:21,313 INFO L85 PathProgramCache]: Analyzing trace with hash 688481862, now seen corresponding path program 1 times [2023-11-17 17:15:21,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:21,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287249269] [2023-11-17 17:15:21,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:21,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:22,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:22,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:22,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287249269] [2023-11-17 17:15:22,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287249269] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:22,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:22,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-17 17:15:22,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99168541] [2023-11-17 17:15:22,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:22,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-17 17:15:22,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:22,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-17 17:15:22,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-17 17:15:22,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:22,081 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:22,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 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) [2023-11-17 17:15:22,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:22,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:22,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:22,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:22,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:22,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:22,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:22,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:22,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:22,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:22,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-17 17:15:22,704 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:22,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:22,704 INFO L85 PathProgramCache]: Analyzing trace with hash -2056771072, now seen corresponding path program 1 times [2023-11-17 17:15:22,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:22,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136046863] [2023-11-17 17:15:22,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:22,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:23,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:23,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:23,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136046863] [2023-11-17 17:15:23,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136046863] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:23,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:23,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-17 17:15:23,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017196155] [2023-11-17 17:15:23,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:23,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-17 17:15:23,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:23,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-17 17:15:23,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-17 17:15:23,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:23,460 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:23,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 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) [2023-11-17 17:15:23,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:23,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:23,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:23,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:23,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:23,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:24,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:24,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:24,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:24,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:24,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:24,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:24,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-17 17:15:24,225 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:24,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:24,225 INFO L85 PathProgramCache]: Analyzing trace with hash 364171614, now seen corresponding path program 2 times [2023-11-17 17:15:24,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:24,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953566139] [2023-11-17 17:15:24,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:24,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:24,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:24,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:24,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953566139] [2023-11-17 17:15:24,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953566139] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:24,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:24,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-17 17:15:24,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100101629] [2023-11-17 17:15:24,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:24,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-17 17:15:24,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:24,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-17 17:15:24,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-17 17:15:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:24,800 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:24,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 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) [2023-11-17 17:15:24,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:24,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:24,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:24,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:24,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:24,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:24,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:25,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:25,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-17 17:15:25,736 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:25,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:25,736 INFO L85 PathProgramCache]: Analyzing trace with hash -62359500, now seen corresponding path program 2 times [2023-11-17 17:15:25,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:25,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190302727] [2023-11-17 17:15:25,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:25,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:26,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:26,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190302727] [2023-11-17 17:15:26,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190302727] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:26,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:26,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-17 17:15:26,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196992278] [2023-11-17 17:15:26,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:26,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-17 17:15:26,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:26,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-17 17:15:26,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-17 17:15:26,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:26,312 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:26,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 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) [2023-11-17 17:15:26,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:26,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:26,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:26,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:26,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:26,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:26,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:26,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:26,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:26,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:26,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:26,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:26,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:15:26,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-17 17:15:26,851 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:26,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:26,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1089870283, now seen corresponding path program 1 times [2023-11-17 17:15:26,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:26,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398415316] [2023-11-17 17:15:26,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:26,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:27,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:27,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:27,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398415316] [2023-11-17 17:15:27,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398415316] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:27,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:27,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-17 17:15:27,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7339613] [2023-11-17 17:15:27,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:27,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-17 17:15:27,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:27,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-17 17:15:27,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-17 17:15:27,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:27,469 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:27,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 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) [2023-11-17 17:15:27,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:27,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:27,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:27,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:27,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:27,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:27,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:27,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:15:27,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:28,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:28,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:28,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:28,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:28,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:28,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:28,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:28,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:15:28,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:28,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-17 17:15:28,194 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:28,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:28,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1921647610, now seen corresponding path program 3 times [2023-11-17 17:15:28,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:28,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894769533] [2023-11-17 17:15:28,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:28,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:28,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:28,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:28,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894769533] [2023-11-17 17:15:28,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894769533] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:28,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:28,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-17 17:15:28,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225004764] [2023-11-17 17:15:28,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:28,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-17 17:15:28,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:28,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-17 17:15:28,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-17 17:15:28,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:28,792 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:28,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 11 states have internal predecessors, (74), 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) [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:28,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:29,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:29,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:29,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:29,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 17:15:29,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:29,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:29,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:29,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:15:29,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:29,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:29,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-17 17:15:29,836 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:29,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:29,836 INFO L85 PathProgramCache]: Analyzing trace with hash -83995609, now seen corresponding path program 1 times [2023-11-17 17:15:29,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:29,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237346499] [2023-11-17 17:15:29,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:29,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:30,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:30,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237346499] [2023-11-17 17:15:30,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237346499] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:30,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:30,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-17 17:15:30,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70103114] [2023-11-17 17:15:30,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:30,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-17 17:15:30,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:30,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-17 17:15:30,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-17 17:15:30,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:30,014 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:30,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 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) [2023-11-17 17:15:30,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:30,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:30,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:30,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 17:15:30,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:30,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:30,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:30,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:15:30,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:30,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:30,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 17:15:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:15:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:30,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 17:15:30,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-17 17:15:30,399 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:30,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:30,399 INFO L85 PathProgramCache]: Analyzing trace with hash -2060988539, now seen corresponding path program 1 times [2023-11-17 17:15:30,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:30,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914963652] [2023-11-17 17:15:30,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:30,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-17 17:15:30,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-17 17:15:30,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-17 17:15:30,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914963652] [2023-11-17 17:15:30,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914963652] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-17 17:15:30,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-17 17:15:30,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-17 17:15:30,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289930922] [2023-11-17 17:15:30,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-17 17:15:30,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-17 17:15:30,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-17 17:15:30,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-17 17:15:30,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-17 17:15:30,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:30,634 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-17 17:15:30,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 8 states have internal predecessors, (79), 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) [2023-11-17 17:15:30,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-17 17:15:30,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:30,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-17 17:15:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-17 17:15:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-17 17:15:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-17 17:15:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-17 17:15:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-17 17:15:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-17 17:15:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-17 17:15:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:30,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-17 17:15:30,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-17 17:15:30,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-17 17:15:30,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-17 17:15:30,770 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-11-17 17:15:30,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-17 17:15:30,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1304136128, now seen corresponding path program 1 times [2023-11-17 17:15:30,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-17 17:15:30,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887277700] [2023-11-17 17:15:30,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-17 17:15:30,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-17 17:15:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-17 17:15:30,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-17 17:15:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-17 17:15:30,891 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-17 17:15:30,892 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-17 17:15:30,892 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-11-17 17:15:30,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-11-17 17:15:30,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-11-17 17:15:30,892 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-11-17 17:15:30,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-17 17:15:30,896 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-17 17:15:30,896 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2023-11-17 17:15:30,899 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-17 17:15:30,899 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-17 17:15:30,975 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre3 could not be translated [2023-11-17 17:15:30,977 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre5 could not be translated [2023-11-17 17:15:30,977 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~pre7 could not be translated [2023-11-17 17:15:31,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 05:15:31 BasicIcfg [2023-11-17 17:15:31,000 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 17:15:31,001 INFO L158 Benchmark]: Toolchain (without parser) took 14146.72ms. Allocated memory was 194.0MB in the beginning and 551.6MB in the end (delta: 357.6MB). Free memory was 146.3MB in the beginning and 367.2MB in the end (delta: -220.9MB). Peak memory consumption was 137.2MB. Max. memory is 8.0GB. [2023-11-17 17:15:31,001 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 194.0MB. Free memory is still 151.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-11-17 17:15:31,001 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.09ms. Allocated memory is still 194.0MB. Free memory was 146.3MB in the beginning and 123.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2023-11-17 17:15:31,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.95ms. Allocated memory is still 194.0MB. Free memory was 123.2MB in the beginning and 120.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-11-17 17:15:31,002 INFO L158 Benchmark]: Boogie Preprocessor took 53.18ms. Allocated memory is still 194.0MB. Free memory was 120.5MB in the beginning and 118.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-11-17 17:15:31,002 INFO L158 Benchmark]: RCFGBuilder took 559.26ms. Allocated memory is still 194.0MB. Free memory was 118.6MB in the beginning and 83.8MB in the end (delta: 34.7MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2023-11-17 17:15:31,002 INFO L158 Benchmark]: TraceAbstraction took 12940.00ms. Allocated memory was 194.0MB in the beginning and 551.6MB in the end (delta: 357.6MB). Free memory was 82.9MB in the beginning and 367.2MB in the end (delta: -284.3MB). Peak memory consumption was 74.2MB. Max. memory is 8.0GB. [2023-11-17 17:15:31,003 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 194.0MB. Free memory is still 151.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 519.09ms. Allocated memory is still 194.0MB. Free memory was 146.3MB in the beginning and 123.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 69.95ms. Allocated memory is still 194.0MB. Free memory was 123.2MB in the beginning and 120.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 53.18ms. Allocated memory is still 194.0MB. Free memory was 120.5MB in the beginning and 118.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 559.26ms. Allocated memory is still 194.0MB. Free memory was 118.6MB in the beginning and 83.8MB in the end (delta: 34.7MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * TraceAbstraction took 12940.00ms. Allocated memory was 194.0MB in the beginning and 551.6MB in the end (delta: 357.6MB). Free memory was 82.9MB in the beginning and 367.2MB in the end (delta: -284.3MB). Peak memory consumption was 74.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre3 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~pre7 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3943, independent: 3743, independent conditional: 2397, independent unconditional: 1346, dependent: 200, dependent conditional: 169, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3917, independent: 3743, independent conditional: 2397, independent unconditional: 1346, dependent: 174, dependent conditional: 143, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3917, independent: 3743, independent conditional: 2397, independent unconditional: 1346, dependent: 174, dependent conditional: 143, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4159, independent: 3743, independent conditional: 99, independent unconditional: 3644, dependent: 416, dependent conditional: 143, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4159, independent: 3743, independent conditional: 99, independent unconditional: 3644, dependent: 416, dependent conditional: 125, dependent unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4159, independent: 3743, independent conditional: 99, independent unconditional: 3644, dependent: 416, dependent conditional: 125, dependent unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1394, independent: 1350, independent conditional: 4, independent unconditional: 1346, dependent: 44, dependent conditional: 10, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1394, independent: 1340, independent conditional: 0, independent unconditional: 1340, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 54, independent: 10, independent conditional: 4, independent unconditional: 6, dependent: 44, dependent conditional: 10, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 54, independent: 10, independent conditional: 4, independent unconditional: 6, dependent: 44, dependent conditional: 10, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 469, independent: 110, independent conditional: 69, independent unconditional: 41, dependent: 359, dependent conditional: 86, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4159, independent: 2393, independent conditional: 95, independent unconditional: 2298, dependent: 372, dependent conditional: 115, dependent unconditional: 257, unknown: 1394, unknown conditional: 14, unknown unconditional: 1380] , Statistics on independence cache: Total cache size (in pairs): 1394, Positive cache size: 1350, Positive conditional cache size: 4, Positive unconditional cache size: 1346, Negative cache size: 44, Negative conditional cache size: 10, Negative unconditional cache size: 34, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18, Maximal queried relation: 1, Independence queries for same thread: 26 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 386, Number of trivial persistent sets: 104, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1377, independent: 1346, independent conditional: 0, independent unconditional: 1346, dependent: 31, dependent conditional: 0, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3943, independent: 3743, independent conditional: 2397, independent unconditional: 1346, dependent: 200, dependent conditional: 169, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3917, independent: 3743, independent conditional: 2397, independent unconditional: 1346, dependent: 174, dependent conditional: 143, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3917, independent: 3743, independent conditional: 2397, independent unconditional: 1346, dependent: 174, dependent conditional: 143, dependent unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4159, independent: 3743, independent conditional: 99, independent unconditional: 3644, dependent: 416, dependent conditional: 143, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4159, independent: 3743, independent conditional: 99, independent unconditional: 3644, dependent: 416, dependent conditional: 125, dependent unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4159, independent: 3743, independent conditional: 99, independent unconditional: 3644, dependent: 416, dependent conditional: 125, dependent unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1394, independent: 1350, independent conditional: 4, independent unconditional: 1346, dependent: 44, dependent conditional: 10, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1394, independent: 1340, independent conditional: 0, independent unconditional: 1340, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 54, independent: 10, independent conditional: 4, independent unconditional: 6, dependent: 44, dependent conditional: 10, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 54, independent: 10, independent conditional: 4, independent unconditional: 6, dependent: 44, dependent conditional: 10, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 469, independent: 110, independent conditional: 69, independent unconditional: 41, dependent: 359, dependent conditional: 86, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4159, independent: 2393, independent conditional: 95, independent unconditional: 2298, dependent: 372, dependent conditional: 115, dependent unconditional: 257, unknown: 1394, unknown conditional: 14, unknown unconditional: 1380] , Statistics on independence cache: Total cache size (in pairs): 1394, Positive cache size: 1350, Positive conditional cache size: 4, Positive unconditional cache size: 1346, Negative cache size: 44, Negative conditional cache size: 10, Negative unconditional cache size: 34, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18, Maximal queried relation: 1, Independence queries for same thread: 26 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19048, independent: 18252, independent conditional: 16664, independent unconditional: 1588, dependent: 796, dependent conditional: 754, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18825, independent: 18252, independent conditional: 16664, independent unconditional: 1588, dependent: 573, dependent conditional: 531, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18825, independent: 18252, independent conditional: 16664, independent unconditional: 1588, dependent: 573, dependent conditional: 531, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23025, independent: 18252, independent conditional: 969, independent unconditional: 17283, dependent: 4773, dependent conditional: 3231, dependent unconditional: 1542, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23025, independent: 18252, independent conditional: 969, independent unconditional: 17283, dependent: 4773, dependent conditional: 2049, dependent unconditional: 2724, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23025, independent: 18252, independent conditional: 969, independent unconditional: 17283, dependent: 4773, dependent conditional: 2049, dependent unconditional: 2724, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1961, independent: 1680, independent conditional: 92, independent unconditional: 1588, dependent: 281, dependent conditional: 236, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1961, independent: 1580, independent conditional: 0, independent unconditional: 1580, dependent: 381, dependent conditional: 0, dependent unconditional: 381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 381, independent: 100, independent conditional: 92, independent unconditional: 8, dependent: 281, dependent conditional: 236, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 381, independent: 100, independent conditional: 92, independent unconditional: 8, dependent: 281, dependent conditional: 236, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2936, independent: 721, independent conditional: 683, independent unconditional: 38, dependent: 2215, dependent conditional: 1906, dependent unconditional: 309, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 23025, independent: 16572, independent conditional: 877, independent unconditional: 15695, dependent: 4492, dependent conditional: 1813, dependent unconditional: 2679, unknown: 1961, unknown conditional: 328, unknown unconditional: 1633] , Statistics on independence cache: Total cache size (in pairs): 1961, Positive cache size: 1680, Positive conditional cache size: 92, Positive unconditional cache size: 1588, Negative cache size: 281, Negative conditional cache size: 236, Negative unconditional cache size: 45, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1182, Maximal queried relation: 10, Independence queries for same thread: 223 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 557, Number of trivial persistent sets: 121, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1630, independent: 1588, independent conditional: 0, independent unconditional: 1588, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19048, independent: 18252, independent conditional: 16664, independent unconditional: 1588, dependent: 796, dependent conditional: 754, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18825, independent: 18252, independent conditional: 16664, independent unconditional: 1588, dependent: 573, dependent conditional: 531, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18825, independent: 18252, independent conditional: 16664, independent unconditional: 1588, dependent: 573, dependent conditional: 531, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23025, independent: 18252, independent conditional: 969, independent unconditional: 17283, dependent: 4773, dependent conditional: 3231, dependent unconditional: 1542, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 23025, independent: 18252, independent conditional: 969, independent unconditional: 17283, dependent: 4773, dependent conditional: 2049, dependent unconditional: 2724, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 23025, independent: 18252, independent conditional: 969, independent unconditional: 17283, dependent: 4773, dependent conditional: 2049, dependent unconditional: 2724, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1961, independent: 1680, independent conditional: 92, independent unconditional: 1588, dependent: 281, dependent conditional: 236, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1961, independent: 1580, independent conditional: 0, independent unconditional: 1580, dependent: 381, dependent conditional: 0, dependent unconditional: 381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 381, independent: 100, independent conditional: 92, independent unconditional: 8, dependent: 281, dependent conditional: 236, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 381, independent: 100, independent conditional: 92, independent unconditional: 8, dependent: 281, dependent conditional: 236, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2936, independent: 721, independent conditional: 683, independent unconditional: 38, dependent: 2215, dependent conditional: 1906, dependent unconditional: 309, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 23025, independent: 16572, independent conditional: 877, independent unconditional: 15695, dependent: 4492, dependent conditional: 1813, dependent unconditional: 2679, unknown: 1961, unknown conditional: 328, unknown unconditional: 1633] , Statistics on independence cache: Total cache size (in pairs): 1961, Positive cache size: 1680, Positive conditional cache size: 92, Positive unconditional cache size: 1588, Negative cache size: 281, Negative conditional cache size: 236, Negative unconditional cache size: 45, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1182, Maximal queried relation: 10, Independence queries for same thread: 223 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L711] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L713] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L715] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L716] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y=0] [L717] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y=0] [L718] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y=0] [L719] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y=0] [L720] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y=0] [L721] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y=0] [L722] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y=0] [L723] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y=0] [L724] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y=0] [L725] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y=0] [L726] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y=0] [L727] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y=0] [L728] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y=0] [L729] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y=0] [L730] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y=0] [L731] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0] [L733] 0 int z = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L734] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L735] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L811] 0 pthread_t t2492; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, t2492={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L812] FCALL, FORK 0 pthread_create(&t2492, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2492={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L813] 0 pthread_t t2493; VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2492={5:0}, t2493={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L814] FCALL, FORK 0 pthread_create(&t2493, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2492={5:0}, t2493={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L815] 0 pthread_t t2494; VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2492={5:0}, t2493={6:0}, t2494={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L816] FCALL, FORK 0 pthread_create(&t2494, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2492={5:0}, t2493={6:0}, t2494={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L774] 3 y$w_buff1 = y$w_buff0 [L775] 3 y$w_buff0 = 2 [L776] 3 y$w_buff1_used = y$w_buff0_used [L777] 3 y$w_buff0_used = (_Bool)1 [L778] CALL 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 3 !(!expression) [L778] RET 3 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L779] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L780] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L781] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L782] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L783] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=0] [L786] 3 z = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=1] [L739] 1 z = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L742] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L754] 2 x = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=0, z=2] [L757] 2 y = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L760] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L761] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L762] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L763] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L764] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, y=1, z=2] [L789] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L790] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L791] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L792] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L793] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L747] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L767] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L796] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L818] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2492={5:0}, t2493={6:0}, t2494={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L820] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L820] RET 0 assume_abort_if_not(main$tmp_guard0) [L822] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L823] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L824] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L825] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L826] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 VAL [__unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2492={5:0}, t2493={6:0}, t2494={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L829] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L830] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L831] 0 y$flush_delayed = weak$$choice2 [L832] 0 y$mem_tmp = y [L833] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L834] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L835] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L836] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L837] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L838] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L839] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L840] 0 main$tmp_guard1 = !(x == 2 && y == 2 && z == 2) [L841] 0 y = y$flush_delayed ? y$mem_tmp : y [L842] 0 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2492={5:0}, t2493={6:0}, t2494={3:0}, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L844] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] [L18] 0 reach_error() VAL [\old(expression)=0, __unbuffered_cnt=3, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice2=0, x=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, y=2, z=2] - UnprovableResult [Line: 812]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 136 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.8s, 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: 3, 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 114 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 136 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 11.2s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 5.9s, 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: 131, 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, 0.3s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 985 NumberOfCodeBlocks, 985 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 891 ConstructedInterpolants, 0 QuantifiedInterpolants, 4184 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 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! [2023-11-17 17:15:31,028 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2023-11-17 17:15:31,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-11-17 17:15:31,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...