/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 22:18:24,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 22:18:24,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 22:18:24,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 22:18:24,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 22:18:24,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 22:18:24,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 22:18:24,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 22:18:24,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 22:18:24,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 22:18:24,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 22:18:24,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 22:18:24,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 22:18:24,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 22:18:24,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 22:18:24,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 22:18:24,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 22:18:24,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 22:18:24,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 22:18:24,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 22:18:24,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 22:18:24,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 22:18:24,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 22:18:24,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 22:18:24,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 22:18:24,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 22:18:24,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 22:18:24,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 22:18:24,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.epf [2022-03-16 22:18:24,849 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 22:18:24,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 22:18:24,850 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 22:18:24,850 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 22:18:24,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 22:18:24,851 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 22:18:24,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 22:18:24,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 22:18:24,852 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 22:18:24,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 22:18:24,853 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 22:18:24,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 22:18:24,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 22:18:24,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 22:18:24,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 22:18:24,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 22:18:24,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 22:18:24,854 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 22:18:24,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 22:18:24,854 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 22:18:24,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 22:18:24,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 22:18:24,855 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 22:18:24,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 22:18:24,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 22:18:24,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 22:18:24,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 22:18:24,855 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 22:18:24,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 22:18:24,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 22:18:24,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 22:18:24,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 22:18:24,856 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 22:18:24,856 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 22:18:24,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 22:18:24,856 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-03-16 22:18:24,857 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 22:18:25,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 22:18:25,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 22:18:25,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 22:18:25,072 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-16 22:18:25,073 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-16 22:18:25,074 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl [2022-03-16 22:18:25,074 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl' [2022-03-16 22:18:25,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 22:18:25,093 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-16 22:18:25,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 22:18:25,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 22:18:25,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 22:18:25,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,128 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-16 22:18:25,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 22:18:25,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 22:18:25,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 22:18:25,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 22:18:25,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 22:18:25,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 22:18:25,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 22:18:25,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 22:18:25,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/1) ... [2022-03-16 22:18:25,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 22:18:25,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:18:25,188 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) [2022-03-16 22:18:25,195 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 [2022-03-16 22:18:25,217 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-16 22:18:25,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 22:18:25,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 22:18:25,218 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-16 22:18:25,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 22:18:25,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 22:18:25,218 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-16 22:18:25,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 22:18:25,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 22:18:25,219 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-16 22:18:25,219 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 22:18:25,219 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 22:18:25,219 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2022-03-16 22:18:25,220 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-03-16 22:18:25,220 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-03-16 22:18:25,220 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 22:18:25,256 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 22:18:25,257 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 22:18:25,394 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 22:18:25,406 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 22:18:25,406 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 22:18:25,408 INFO L202 PluginConnector]: Adding new model min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:18:25 BoogieIcfgContainer [2022-03-16 22:18:25,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 22:18:25,410 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 22:18:25,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 22:18:25,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 22:18:25,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:18:25" (1/2) ... [2022-03-16 22:18:25,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ccc85c3 and model type min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:18:25, skipping insertion in model container [2022-03-16 22:18:25,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:18:25" (2/2) ... [2022-03-16 22:18:25,415 INFO L111 eAbstractionObserver]: Analyzing ICFG min-max-dec.wvr.bpl [2022-03-16 22:18:25,419 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 22:18:25,419 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 22:18:25,419 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 22:18:25,419 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 22:18:25,451 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-03-16 22:18:25,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 22:18:25,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:18:25,507 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) [2022-03-16 22:18:25,539 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 [2022-03-16 22:18:25,555 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 22:18:25,567 INFO L339 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, mLazyFiniteAutomaton=true, 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, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-16 22:18:25,567 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-03-16 22:18:25,964 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 595 transitions and produced 551 states. [2022-03-16 22:18:25,967 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 22:18:25,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 22:18:25,972 INFO L85 PathProgramCache]: Analyzing trace with hash 265701933, now seen corresponding path program 1 times [2022-03-16 22:18:25,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 22:18:25,980 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772550100] [2022-03-16 22:18:25,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:18:25,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 22:18:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:18:27,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2532 backedges. 1248 proven. 1276 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-16 22:18:27,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 22:18:27,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772550100] [2022-03-16 22:18:27,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772550100] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 22:18:27,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1450089464] [2022-03-16 22:18:27,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:18:27,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 22:18:27,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:18:27,551 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 22:18:27,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-16 22:18:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:18:27,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 31 conjunts are in the unsatisfiable core [2022-03-16 22:18:27,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 22:18:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2532 backedges. 1858 proven. 4 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2022-03-16 22:18:28,134 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 22:18:29,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2532 backedges. 1858 proven. 4 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2022-03-16 22:18:29,027 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1450089464] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 22:18:29,027 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 22:18:29,027 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 23, 23] total 71 [2022-03-16 22:18:29,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422884901] [2022-03-16 22:18:29,033 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 22:18:29,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2022-03-16 22:18:29,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 22:18:29,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2022-03-16 22:18:29,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1308, Invalid=3804, Unknown=0, NotChecked=0, Total=5112 [2022-03-16 22:18:29,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:18:29,064 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 22:18:29,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 2.9166666666666665) internal successors, (210), 71 states have internal predecessors, (210), 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) [2022-03-16 22:18:29,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:18:30,897 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1018 transitions and produced 994 states. [2022-03-16 22:18:30,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2022-03-16 22:18:30,952 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-16 22:18:31,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-03-16 22:18:31,124 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 22:18:31,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 22:18:31,125 INFO L85 PathProgramCache]: Analyzing trace with hash 812400683, now seen corresponding path program 2 times [2022-03-16 22:18:31,125 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 22:18:31,125 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480928044] [2022-03-16 22:18:31,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:18:31,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 22:18:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:18:33,672 INFO L134 CoverageAnalysis]: Checked inductivity of 4946 backedges. 4009 proven. 921 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-03-16 22:18:33,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 22:18:33,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480928044] [2022-03-16 22:18:33,673 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480928044] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 22:18:33,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146350435] [2022-03-16 22:18:33,673 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 22:18:33,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 22:18:33,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:18:33,676 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 22:18:33,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-16 22:18:33,787 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-16 22:18:33,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 22:18:33,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 45 conjunts are in the unsatisfiable core [2022-03-16 22:18:33,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 22:18:36,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4946 backedges. 2419 proven. 441 refuted. 0 times theorem prover too weak. 2086 trivial. 0 not checked. [2022-03-16 22:18:36,075 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 22:18:36,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4946 backedges. 2419 proven. 441 refuted. 0 times theorem prover too weak. 2086 trivial. 0 not checked. [2022-03-16 22:18:36,535 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146350435] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 22:18:36,535 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 22:18:36,536 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [82, 45, 45] total 126 [2022-03-16 22:18:36,536 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597899288] [2022-03-16 22:18:36,536 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 22:18:36,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 127 states [2022-03-16 22:18:36,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 22:18:36,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2022-03-16 22:18:36,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2455, Invalid=13547, Unknown=0, NotChecked=0, Total=16002 [2022-03-16 22:18:36,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:18:36,544 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 22:18:36,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 127 states, 127 states have (on average 2.322834645669291) internal successors, (295), 126 states have internal predecessors, (295), 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) [2022-03-16 22:18:36,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2022-03-16 22:18:36,545 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:18:58,441 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 31596 transitions and produced 26463 states. [2022-03-16 22:18:58,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2022-03-16 22:18:58,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 385 states. [2022-03-16 22:18:58,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-16 22:18:58,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 22:18:58,644 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-16 22:18:58,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 22:18:58,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1018590645, now seen corresponding path program 3 times [2022-03-16 22:18:58,645 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 22:18:58,645 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185462063] [2022-03-16 22:18:58,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:18:58,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 22:19:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-03-16 22:29:46,201 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2022-03-16 22:29:46,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-16 22:29:46,202 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 4482 with TraceHistMax 1740,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 1321 known predicates. [2022-03-16 22:29:46,204 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2022-03-16 22:29:46,204 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2022-03-16 22:29:46,204 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2022-03-16 22:29:46,204 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2022-03-16 22:29:46,209 INFO L732 BasicCegarLoop]: Path program histogram: [3] [2022-03-16 22:29:46,211 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 22:29:46,211 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 22:29:46,213 INFO L202 PluginConnector]: Adding new model min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 10:29:46 BasicIcfg [2022-03-16 22:29:46,213 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 22:29:46,214 INFO L158 Benchmark]: Toolchain (without parser) took 681120.45ms. Allocated memory was 192.9MB in the beginning and 4.4GB in the end (delta: 4.2GB). Free memory was 150.4MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2022-03-16 22:29:46,214 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 192.9MB. Free memory is still 151.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 22:29:46,215 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.01ms. Allocated memory is still 192.9MB. Free memory was 150.3MB in the beginning and 148.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 22:29:46,215 INFO L158 Benchmark]: Boogie Preprocessor took 23.90ms. Allocated memory is still 192.9MB. Free memory was 148.8MB in the beginning and 147.8MB in the end (delta: 975.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 22:29:46,216 INFO L158 Benchmark]: RCFGBuilder took 254.07ms. Allocated memory is still 192.9MB. Free memory was 147.7MB in the beginning and 138.0MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-16 22:29:46,216 INFO L158 Benchmark]: TraceAbstraction took 680803.57ms. Allocated memory was 192.9MB in the beginning and 4.4GB in the end (delta: 4.2GB). Free memory was 137.5MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2022-03-16 22:29:46,218 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2022-03-16 22:29:46,223 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-16 22:29:46,226 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.09ms. Allocated memory is still 192.9MB. Free memory is still 151.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.01ms. Allocated memory is still 192.9MB. Free memory was 150.3MB in the beginning and 148.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.90ms. Allocated memory is still 192.9MB. Free memory was 148.8MB in the beginning and 147.8MB in the end (delta: 975.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 254.07ms. Allocated memory is still 192.9MB. Free memory was 147.7MB in the beginning and 138.0MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 680803.57ms. Allocated memory was 192.9MB in the beginning and 4.4GB in the end (delta: 4.2GB). Free memory was 137.5MB in the beginning and 2.5GB in the end (delta: -2.3GB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.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] , SemanticConditionEliminator.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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ 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] , SemanticIndependenceRelation.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] , SemanticIndependenceRelation.Query Time [ms]: [ 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, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 77]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 4482 with TraceHistMax 1740,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 1321 known predicates. - TimeoutResultAtElement [Line: 68]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 4482 with TraceHistMax 1740,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 1321 known predicates. - TimeoutResultAtElement [Line: 68]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 4482 with TraceHistMax 1740,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 1321 known predicates. - TimeoutResultAtElement [Line: 69]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 4482 with TraceHistMax 1740,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 1321 known predicates. - TimeoutResultAtElement [Line: 70]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 4482 with TraceHistMax 1740,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 1321 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 56 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 680.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 24.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 471, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 692 NumberOfCodeBlocks, 692 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 1032 ConstructedInterpolants, 0 QuantifiedInterpolants, 4368 SizeOfPredicates, 4 NumberOfNonLiveVariables, 896 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 6 InterpolantComputations, 0 PerfectInterpolantSequences, 19347/22434 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown