/usr/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/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/parallel-misc-5.wvr.line375.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-10-03 23:53:27,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-03 23:53:27,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-03 23:53:27,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-03 23:53:27,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-03 23:53:27,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-03 23:53:27,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-03 23:53:27,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-03 23:53:27,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-03 23:53:27,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-03 23:53:27,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-03 23:53:27,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-03 23:53:27,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-03 23:53:27,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-03 23:53:27,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-03 23:53:27,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-03 23:53:27,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-03 23:53:27,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-03 23:53:27,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-03 23:53:27,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-03 23:53:27,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-03 23:53:27,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-03 23:53:27,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-03 23:53:27,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-03 23:53:27,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-03 23:53:27,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-03 23:53:27,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-03 23:53:27,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-03 23:53:27,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-03 23:53:27,254 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-03 23:53:27,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-03 23:53:27,255 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-03 23:53:27,255 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-03 23:53:27,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-03 23:53:27,256 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-03 23:53:27,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-03 23:53:27,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-03 23:53:27,256 INFO L138 SettingsManager]: * Use SBE=true [2022-10-03 23:53:27,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-03 23:53:27,257 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-03 23:53:27,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-03 23:53:27,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-03 23:53:27,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-03 23:53:27,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-03 23:53:27,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-03 23:53:27,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-03 23:53:27,258 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-03 23:53:27,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-03 23:53:27,258 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-03 23:53:27,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-03 23:53:27,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-03 23:53:27,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-03 23:53:27,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-03 23:53:27,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-03 23:53:27,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 23:53:27,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-03 23:53:27,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-03 23:53:27,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-03 23:53:27,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-03 23:53:27,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-03 23:53:27,260 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-03 23:53:27,260 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-03 23:53:27,260 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-03 23:53:27,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-03 23:53:27,260 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-03 23:53:27,260 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-03 23:53:27,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-03 23:53:27,261 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-03 23:53:27,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-03 23:53:27,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-03 23:53:27,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-03 23:53:27,561 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-03 23:53:27,564 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-03 23:53:27,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/parallel-misc-5.wvr.line375.bpl [2022-10-03 23:53:27,566 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/parallel-misc-5.wvr.line375.bpl' [2022-10-03 23:53:27,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-03 23:53:27,618 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-10-03 23:53:27,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-03 23:53:27,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-03 23:53:27,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-03 23:53:27,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 11:53:27" (1/1) ... [2022-10-03 23:53:27,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 11:53:27" (1/1) ... [2022-10-03 23:53:27,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 11:53:27" (1/1) ... [2022-10-03 23:53:27,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 11:53:27" (1/1) ... [2022-10-03 23:53:27,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 11:53:27" (1/1) ... [2022-10-03 23:53:27,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 11:53:27" (1/1) ... [2022-10-03 23:53:27,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 11:53:27" (1/1) ... [2022-10-03 23:53:27,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-03 23:53:27,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-03 23:53:27,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-03 23:53:27,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-03 23:53:27,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 11:53:27" (1/1) ... [2022-10-03 23:53:27,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 23:53:27,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 23:53:27,717 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) [2022-10-03 23:53:27,722 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 [2022-10-03 23:53:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-03 23:53:27,753 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-03 23:53:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-03 23:53:27,753 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-03 23:53:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-03 23:53:27,754 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-03 23:53:27,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-03 23:53:27,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-03 23:53:27,755 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-03 23:53:27,837 INFO L234 CfgBuilder]: Building ICFG [2022-10-03 23:53:27,838 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-03 23:53:28,288 INFO L275 CfgBuilder]: Performing block encoding [2022-10-03 23:53:28,308 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-03 23:53:28,308 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-03 23:53:28,319 INFO L202 PluginConnector]: Adding new model parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 11:53:28 BoogieIcfgContainer [2022-10-03 23:53:28,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-03 23:53:28,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-03 23:53:28,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-03 23:53:28,326 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-03 23:53:28,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 11:53:27" (1/2) ... [2022-10-03 23:53:28,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20471ba4 and model type parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 11:53:28, skipping insertion in model container [2022-10-03 23:53:28,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 11:53:28" (2/2) ... [2022-10-03 23:53:28,333 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-5.wvr.line375.bpl [2022-10-03 23:53:28,343 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-03 23:53:28,352 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-03 23:53:28,353 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-03 23:53:28,353 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-03 23:53:28,488 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-10-03 23:53:28,548 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 23:53:28,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 23:53:28,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 23:53:28,551 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) [2022-10-03 23:53:28,553 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 [2022-10-03 23:53:28,587 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 23:53:28,595 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-03 23:53:28,601 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=LoopsAndPotentialCycles, 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;@4af87ac9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 23:53:28,602 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 23:53:28,782 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 23:53:28,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 23:53:28,787 INFO L85 PathProgramCache]: Analyzing trace with hash -2046603961, now seen corresponding path program 1 times [2022-10-03 23:53:28,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 23:53:28,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658701205] [2022-10-03 23:53:28,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 23:53:28,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 23:53:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 23:53:29,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 23:53:29,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 23:53:29,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658701205] [2022-10-03 23:53:29,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658701205] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 23:53:29,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 23:53:29,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-03 23:53:29,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623365804] [2022-10-03 23:53:29,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 23:53:29,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-03 23:53:29,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 23:53:29,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-03 23:53:29,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-03 23:53:29,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 23:53:29,155 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 23:53:29,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 82.5) internal successors, (165), 2 states have internal predecessors, (165), 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) [2022-10-03 23:53:29,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 23:53:29,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 23:53:29,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-03 23:53:29,200 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 23:53:29,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 23:53:29,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1994420875, now seen corresponding path program 1 times [2022-10-03 23:53:29,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 23:53:29,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881221925] [2022-10-03 23:53:29,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 23:53:29,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 23:53:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 23:53:29,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 23:53:29,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 23:53:29,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881221925] [2022-10-03 23:53:29,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881221925] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 23:53:29,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 23:53:29,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-03 23:53:29,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20042736] [2022-10-03 23:53:29,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 23:53:29,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-03 23:53:29,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 23:53:29,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-03 23:53:29,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-03 23:53:29,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 23:53:29,416 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 23:53:29,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 41.0) internal successors, (164), 5 states have internal predecessors, (164), 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) [2022-10-03 23:53:29,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 23:53:29,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 23:53:37,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 23:53:37,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-03 23:53:37,635 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-03 23:53:37,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-03 23:53:37,644 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-10-03 23:53:37,648 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was SAFE (1/4) [2022-10-03 23:53:37,663 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 23:53:37,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 23:53:37,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 23:53:37,665 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) [2022-10-03 23:53:37,673 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 [2022-10-03 23:53:37,677 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 23:53:37,680 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-03 23:53:37,680 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=LoopsAndPotentialCycles, 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;@4af87ac9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 23:53:37,681 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 23:53:37,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-03 23:53:37,699 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-03 23:53:37,699 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2022-10-03 23:53:37,704 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 23:53:37,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 23:53:37,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 23:53:37,748 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-03 23:53:37,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-10-03 23:53:37,752 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 23:53:37,753 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-03 23:53:37,754 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=LoopsAndPotentialCycles, 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;@4af87ac9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 23:53:37,754 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 23:53:38,946 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-03 23:53:38,954 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-03 23:53:38,955 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/4) [2022-10-03 23:53:38,962 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 23:53:38,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 23:53:38,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 23:53:38,967 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-03 23:53:38,976 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 23:53:38,977 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-03 23:53:38,977 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=LoopsAndPotentialCycles, 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;@4af87ac9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 23:53:38,977 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 23:53:38,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-10-03 23:53:39,052 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-03 23:53:39,052 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-03 23:53:39,053 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/4) [2022-10-03 23:53:39,053 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-03 23:53:39,053 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-03 23:53:39,060 INFO L202 PluginConnector]: Adding new model parallel-misc-5.wvr.line375.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 11:53:39 BasicIcfg [2022-10-03 23:53:39,061 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-03 23:53:39,062 INFO L158 Benchmark]: Toolchain (without parser) took 11443.57ms. Allocated memory was 165.7MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 123.4MB in the beginning and 5.2GB in the end (delta: -5.0GB). Peak memory consumption was 465.3MB. Max. memory is 8.0GB. [2022-10-03 23:53:39,062 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 165.7MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-03 23:53:39,062 INFO L158 Benchmark]: Boogie Preprocessor took 54.71ms. Allocated memory is still 165.7MB. Free memory was 123.3MB in the beginning and 120.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-03 23:53:39,063 INFO L158 Benchmark]: RCFGBuilder took 644.05ms. Allocated memory is still 165.7MB. Free memory was 120.9MB in the beginning and 135.3MB in the end (delta: -14.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-10-03 23:53:39,063 INFO L158 Benchmark]: TraceAbstraction took 10739.36ms. Allocated memory was 165.7MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 134.6MB in the beginning and 5.2GB in the end (delta: -5.0GB). Peak memory consumption was 475.8MB. Max. memory is 8.0GB. [2022-10-03 23:53:39,064 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.17ms. Allocated memory is still 165.7MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 54.71ms. Allocated memory is still 165.7MB. Free memory was 123.3MB in the beginning and 120.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 644.05ms. Allocated memory is still 165.7MB. Free memory was 120.9MB in the beginning and 135.3MB in the end (delta: -14.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * TraceAbstraction took 10739.36ms. Allocated memory was 165.7MB in the beginning and 5.7GB in the end (delta: 5.5GB). Free memory was 134.6MB in the beginning and 5.2GB in the end (delta: -5.0GB). Peak memory consumption was 475.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 193, positive: 186, positive conditional: 186, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 569046, positive: 563516, positive conditional: 563516, positive unconditional: 0, negative: 5530, negative conditional: 5530, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 563516, positive: 563516, positive conditional: 0, positive unconditional: 563516, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 6319, positive: 6319, positive conditional: 0, positive unconditional: 6319, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 563516, positive: 557197, positive conditional: 0, positive unconditional: 557197, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 6319, unknown conditional: 0, unknown unconditional: 6319] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 125, Positive conditional cache size: 0, Positive unconditional cache size: 125, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 7, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 192, positive: 185, positive conditional: 185, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 569046, positive: 563516, positive conditional: 563516, positive unconditional: 0, negative: 5530, negative conditional: 5530, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 563516, positive: 563516, positive conditional: 0, positive unconditional: 563516, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 6319, positive: 6319, positive conditional: 0, positive unconditional: 6319, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 563516, positive: 557197, positive conditional: 0, positive unconditional: 557197, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 6319, unknown conditional: 0, unknown unconditional: 6319] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 125, Positive conditional cache size: 0, Positive unconditional cache size: 125, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 14, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 568661, positive: 563145, positive conditional: 563145, positive unconditional: 0, negative: 5516, negative conditional: 5516, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 569046, positive: 563516, positive conditional: 563516, positive unconditional: 0, negative: 5530, negative conditional: 5530, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 563516, positive: 563516, positive conditional: 0, positive unconditional: 563516, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 6319, positive: 6319, positive conditional: 0, positive unconditional: 6319, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 563516, positive: 557197, positive conditional: 0, positive unconditional: 557197, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 6319, unknown conditional: 0, unknown unconditional: 6319] , Statistics on independence cache: Total cache size (in pairs): 6319, Positive cache size: 6319, Positive conditional cache size: 0, Positive unconditional cache size: 6319, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 5530, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 1, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 59814, positive: 56823, positive conditional: 56823, positive unconditional: 0, negative: 2991, negative conditional: 2991, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 59814, positive: 56823, positive conditional: 56823, positive unconditional: 0, negative: 2991, negative conditional: 2991, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 56823, positive: 56823, positive conditional: 0, positive unconditional: 56823, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4042, positive: 4042, positive conditional: 0, positive unconditional: 4042, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 56823, positive: 52781, positive conditional: 0, positive unconditional: 52781, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4042, unknown conditional: 0, unknown unconditional: 4042] , Statistics on independence cache: Total cache size (in pairs): 4042, Positive cache size: 4042, Positive conditional cache size: 0, Positive unconditional cache size: 4042, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 2991, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 677, positive: 611, positive conditional: 611, positive unconditional: 0, negative: 66, negative conditional: 66, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 677, positive: 611, positive conditional: 611, positive unconditional: 0, negative: 66, negative conditional: 66, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 611, positive: 611, positive conditional: 0, positive unconditional: 611, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 611, positive: 611, positive conditional: 0, positive unconditional: 611, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 611, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 611, unknown conditional: 0, unknown unconditional: 611] , Statistics on independence cache: Total cache size (in pairs): 611, Positive cache size: 611, Positive conditional cache size: 0, Positive unconditional cache size: 611, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 66, Statistics for Abstraction: - PositiveResult [Line: 375]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 7 procedures, 380 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 9.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 8.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 329 NumberOfCodeBlocks, 329 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 327 ConstructedInterpolants, 0 QuantifiedInterpolants, 731 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 380 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 380 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 1.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 380 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-10-03 23:53:39,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2022-10-03 23:53:39,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-10-03 23:53:39,522 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 [2022-10-03 23:53:39,721 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 [2022-10-03 23:53:39,924 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...