/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-inc.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 22:19:13,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 22:19:13,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 22:19:13,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 22:19:13,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 22:19:13,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 22:19:13,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 22:19:13,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 22:19:13,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 22:19:13,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 22:19:13,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 22:19:13,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 22:19:13,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 22:19:13,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 22:19:13,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 22:19:13,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 22:19:13,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 22:19:13,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 22:19:13,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 22:19:13,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 22:19:13,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 22:19:13,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 22:19:13,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 22:19:13,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 22:19:13,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 22:19:13,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 22:19:13,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 22:19:13,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 22:19:13,936 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 22:19:13,958 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 22:19:13,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 22:19:13,959 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 22:19:13,959 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 22:19:13,959 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 22:19:13,960 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 22:19:13,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 22:19:13,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 22:19:13,960 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 22:19:13,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 22:19:13,961 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 22:19:13,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 22:19:13,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 22:19:13,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 22:19:13,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 22:19:13,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 22:19:13,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 22:19:13,961 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 22:19:13,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 22:19:13,962 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 22:19:13,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 22:19:13,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 22:19:13,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 22:19:13,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 22:19:13,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 22:19:13,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 22:19:13,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 22:19:13,962 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 22:19:13,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 22:19:13,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 22:19:13,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 22:19:13,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 22:19:13,963 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 22:19:13,963 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 22:19:13,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 22:19:13,963 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-03-16 22:19:13,963 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 22:19:14,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 22:19:14,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 22:19:14,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 22:19:14,146 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-16 22:19:14,151 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-16 22:19:14,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl [2022-03-16 22:19:14,153 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl' [2022-03-16 22:19:14,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 22:19:14,170 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-16 22:19:14,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 22:19:14,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 22:19:14,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 22:19:14,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,188 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-16 22:19:14,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 22:19:14,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 22:19:14,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 22:19:14,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 22:19:14,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 22:19:14,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 22:19:14,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 22:19:14,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 22:19:14,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/1) ... [2022-03-16 22:19:14,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 22:19:14,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:19:14,224 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 22:19:14,227 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 22:19:14,252 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-16 22:19:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 22:19:14,252 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 22:19:14,252 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-16 22:19:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 22:19:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 22:19:14,253 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-16 22:19:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 22:19:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 22:19:14,253 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-16 22:19:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 22:19:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 22:19:14,253 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2022-03-16 22:19:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-03-16 22:19:14,254 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-03-16 22:19:14,255 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 22:19:14,288 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 22:19:14,289 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 22:19:14,423 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 22:19:14,442 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 22:19:14,442 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 22:19:14,444 INFO L202 PluginConnector]: Adding new model min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:19:14 BoogieIcfgContainer [2022-03-16 22:19:14,444 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 22:19:14,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 22:19:14,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 22:19:14,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 22:19:14,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:19:14" (1/2) ... [2022-03-16 22:19:14,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cc9065 and model type min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:19:14, skipping insertion in model container [2022-03-16 22:19:14,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:19:14" (2/2) ... [2022-03-16 22:19:14,462 INFO L111 eAbstractionObserver]: Analyzing ICFG min-max-inc.wvr.bpl [2022-03-16 22:19:14,465 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 22:19:14,465 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 22:19:14,466 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 22:19:14,466 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 22:19:14,510 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-03-16 22:19:14,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 22:19:14,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:19:14,540 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 22:19:14,541 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 22:19:14,577 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 22:19:14,582 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 22:19:14,582 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-03-16 22:19:14,965 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 595 transitions and produced 551 states. [2022-03-16 22:19:14,967 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 22:19:14,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 22:19:14,974 INFO L85 PathProgramCache]: Analyzing trace with hash 265701933, now seen corresponding path program 1 times [2022-03-16 22:19:14,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 22:19:14,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009072927] [2022-03-16 22:19:14,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:19:14,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 22:19:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:19:16,153 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 22:19:16,154 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 22:19:16,154 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009072927] [2022-03-16 22:19:16,154 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009072927] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 22:19:16,154 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857671686] [2022-03-16 22:19:16,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:19:16,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 22:19:16,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:19:16,161 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 22:19:16,161 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 22:19:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:19:16,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 31 conjunts are in the unsatisfiable core [2022-03-16 22:19:16,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 22:19:16,567 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 22:19:16,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 22:19:17,228 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 22:19:17,228 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857671686] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 22:19:17,228 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 22:19:17,228 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 23, 23] total 71 [2022-03-16 22:19:17,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347656799] [2022-03-16 22:19:17,231 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 22:19:17,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2022-03-16 22:19:17,240 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 22:19:17,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2022-03-16 22:19:17,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1308, Invalid=3804, Unknown=0, NotChecked=0, Total=5112 [2022-03-16 22:19:17,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:19:17,262 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 22:19:17,267 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 22:19:17,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:19:18,814 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1018 transitions and produced 994 states. [2022-03-16 22:19:18,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2022-03-16 22:19:18,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-16 22:19:19,027 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 22:19:19,028 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 22:19:19,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 22:19:19,029 INFO L85 PathProgramCache]: Analyzing trace with hash 812400683, now seen corresponding path program 2 times [2022-03-16 22:19:19,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 22:19:19,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255150811] [2022-03-16 22:19:19,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:19:19,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 22:19:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:19:21,169 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 22:19:21,169 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 22:19:21,169 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255150811] [2022-03-16 22:19:21,169 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255150811] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 22:19:21,170 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897003968] [2022-03-16 22:19:21,170 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 22:19:21,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 22:19:21,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:19:21,171 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 22:19:21,172 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 22:19:21,279 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-16 22:19:21,280 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 22:19:21,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 45 conjunts are in the unsatisfiable core [2022-03-16 22:19:21,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 22:19:23,252 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 22:19:23,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 22:19:23,691 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 22:19:23,692 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [897003968] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 22:19:23,693 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 22:19:23,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [82, 45, 45] total 126 [2022-03-16 22:19:23,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867271479] [2022-03-16 22:19:23,694 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 22:19:23,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 127 states [2022-03-16 22:19:23,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 22:19:23,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2022-03-16 22:19:23,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2455, Invalid=13547, Unknown=0, NotChecked=0, Total=16002 [2022-03-16 22:19:23,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:19:23,704 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 22:19:23,704 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 22:19:23,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2022-03-16 22:19:23,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:19:44,037 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 31596 transitions and produced 26463 states. [2022-03-16 22:19:44,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2022-03-16 22:19:44,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 385 states. [2022-03-16 22:19:44,058 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 22:19:44,239 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 22:19:44,240 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 22:19:44,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 22:19:44,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1018590645, now seen corresponding path program 3 times [2022-03-16 22:19:44,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 22:19:44,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223577413] [2022-03-16 22:19:44,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:19:44,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 22:19:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-03-16 22:31:05,465 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2022-03-16 22:31:05,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-16 22:31:05,465 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 1433 known predicates. [2022-03-16 22:31:05,466 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2022-03-16 22:31:05,466 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2022-03-16 22:31:05,467 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2022-03-16 22:31:05,467 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2022-03-16 22:31:05,471 INFO L732 BasicCegarLoop]: Path program histogram: [3] [2022-03-16 22:31:05,473 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 22:31:05,473 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 22:31:05,474 INFO L202 PluginConnector]: Adding new model min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 10:31:05 BasicIcfg [2022-03-16 22:31:05,474 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 22:31:05,475 INFO L158 Benchmark]: Toolchain (without parser) took 711304.89ms. Allocated memory was 198.2MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 162.0MB in the beginning and 2.2GB in the end (delta: -2.0GB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2022-03-16 22:31:05,483 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 198.2MB. Free memory was 163.3MB in the beginning and 163.1MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 22:31:05,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.56ms. Allocated memory is still 198.2MB. Free memory was 162.0MB in the beginning and 160.4MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-16 22:31:05,484 INFO L158 Benchmark]: Boogie Preprocessor took 11.53ms. Allocated memory is still 198.2MB. Free memory was 160.4MB in the beginning and 159.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 22:31:05,484 INFO L158 Benchmark]: RCFGBuilder took 242.32ms. Allocated memory is still 198.2MB. Free memory was 159.4MB in the beginning and 148.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-03-16 22:31:05,485 INFO L158 Benchmark]: TraceAbstraction took 711029.21ms. Allocated memory was 198.2MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 148.4MB in the beginning and 2.2GB in the end (delta: -2.0GB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2022-03-16 22:31:05,487 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 0.10ms. Allocated memory is still 198.2MB. Free memory was 163.3MB in the beginning and 163.1MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.56ms. Allocated memory is still 198.2MB. Free memory was 162.0MB in the beginning and 160.4MB in the end (delta: 1.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.53ms. Allocated memory is still 198.2MB. Free memory was 160.4MB in the beginning and 159.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 242.32ms. Allocated memory is still 198.2MB. Free memory was 159.4MB in the beginning and 148.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 711029.21ms. Allocated memory was 198.2MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 148.4MB in the beginning and 2.2GB in the end (delta: -2.0GB). Peak memory consumption was 1.0GB. 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 1433 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 1433 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 1433 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 1433 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 1433 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: 710.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 22.2s, 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: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.4s 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