/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-MCRwithDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-10 00:37:41,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 00:37:41,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 00:37:41,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 00:37:41,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 00:37:41,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 00:37:41,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 00:37:41,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 00:37:41,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 00:37:41,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 00:37:41,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 00:37:41,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 00:37:41,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 00:37:41,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 00:37:41,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 00:37:41,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 00:37:41,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 00:37:41,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 00:37:41,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 00:37:41,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 00:37:41,303 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-MCRwithDepranks-Lazy.epf [2022-02-10 00:37:41,327 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 00:37:41,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 00:37:41,327 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 00:37:41,328 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 00:37:41,328 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 00:37:41,328 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 00:37:41,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 00:37:41,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 00:37:41,329 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 00:37:41,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 00:37:41,329 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 00:37:41,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 00:37:41,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 00:37:41,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 00:37:41,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 00:37:41,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 00:37:41,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 00:37:41,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 00:37:41,332 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-10 00:37:41,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 00:37:41,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 00:37:41,332 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 00:37:41,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 00:37:41,332 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 00:37:41,333 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-10 00:37:41,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 00:37:41,333 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-10 00:37:41,333 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 00:37:41,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 00:37:41,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 00:37:41,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 00:37:41,538 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-02-10 00:37:41,539 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-02-10 00:37:41,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product-array.wvr.bpl [2022-02-10 00:37:41,540 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product-array.wvr.bpl' [2022-02-10 00:37:41,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 00:37:41,559 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-10 00:37:41,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 00:37:41,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 00:37:41,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 00:37:41,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,582 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-02-10 00:37:41,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 00:37:41,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 00:37:41,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 00:37:41,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 00:37:41,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 00:37:41,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 00:37:41,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 00:37:41,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 00:37:41,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/1) ... [2022-02-10 00:37:41,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 00:37:41,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 00:37:41,639 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) [2022-02-10 00:37:41,644 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 [2022-02-10 00:37:41,665 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-02-10 00:37:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-10 00:37:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-10 00:37:41,665 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-02-10 00:37:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-10 00:37:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-10 00:37:41,665 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-02-10 00:37:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 00:37:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 00:37:41,666 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-02-10 00:37:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-10 00:37:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-10 00:37:41,667 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 00:37:41,703 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 00:37:41,704 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 00:37:41,778 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 00:37:41,789 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 00:37:41,789 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 00:37:41,790 INFO L202 PluginConnector]: Adding new model dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:37:41 BoogieIcfgContainer [2022-02-10 00:37:41,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 00:37:41,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 00:37:41,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 00:37:41,812 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 00:37:41,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 12:37:41" (1/2) ... [2022-02-10 00:37:41,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dd5c971 and model type dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 12:37:41, skipping insertion in model container [2022-02-10 00:37:41,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:37:41" (2/2) ... [2022-02-10 00:37:41,815 INFO L111 eAbstractionObserver]: Analyzing ICFG dot-product-array.wvr.bpl [2022-02-10 00:37:41,818 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 00:37:41,818 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 00:37:41,818 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-10 00:37:41,818 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 00:37:41,850 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-10 00:37:41,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-10 00:37:41,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 00:37:41,892 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) [2022-02-10 00:37:41,893 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 [2022-02-10 00:37:41,933 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 00:37:41,952 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 [2022-02-10 00:37:41,953 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-10 00:37:42,066 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 413 transitions and produced 374 states. [2022-02-10 00:37:42,070 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 00:37:42,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 00:37:42,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1439035870, now seen corresponding path program 1 times [2022-02-10 00:37:42,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 00:37:42,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738313456] [2022-02-10 00:37:42,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 00:37:42,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 00:37:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 00:37:42,650 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 495 proven. 138 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-02-10 00:37:42,651 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 00:37:42,651 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738313456] [2022-02-10 00:37:42,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738313456] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 00:37:42,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234536318] [2022-02-10 00:37:42,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 00:37:42,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 00:37:42,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 00:37:42,655 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) [2022-02-10 00:37:42,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-10 00:37:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 00:37:42,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 42 conjunts are in the unsatisfiable core [2022-02-10 00:37:42,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 00:37:43,731 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 133 proven. 512 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-02-10 00:37:43,731 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 00:37:44,717 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 24 proven. 636 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-10 00:37:44,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234536318] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 00:37:44,718 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 00:37:44,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 25, 37] total 75 [2022-02-10 00:37:44,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132491012] [2022-02-10 00:37:44,720 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 00:37:44,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2022-02-10 00:37:44,724 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 00:37:44,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2022-02-10 00:37:44,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1228, Invalid=4322, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 00:37:44,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 00:37:44,742 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 00:37:44,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 2.8) internal successors, (210), 75 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) [2022-02-10 00:37:44,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 00:37:47,832 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 432 transitions and produced 410 states. [2022-02-10 00:37:47,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-02-10 00:37:47,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-10 00:37:48,034 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 [2022-02-10 00:37:48,034 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 00:37:48,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 00:37:48,035 INFO L85 PathProgramCache]: Analyzing trace with hash -579772396, now seen corresponding path program 2 times [2022-02-10 00:37:48,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 00:37:48,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792067235] [2022-02-10 00:37:48,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 00:37:48,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 00:37:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 00:37:48,632 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 410 proven. 243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 00:37:48,632 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 00:37:48,632 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792067235] [2022-02-10 00:37:48,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792067235] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 00:37:48,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1277590502] [2022-02-10 00:37:48,633 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-10 00:37:48,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 00:37:48,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 00:37:48,634 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) [2022-02-10 00:37:48,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-10 00:37:48,685 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-10 00:37:48,685 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 00:37:48,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 31 conjunts are in the unsatisfiable core [2022-02-10 00:37:48,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 00:37:49,624 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 385 proven. 196 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-02-10 00:37:49,625 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 00:37:50,224 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 385 proven. 196 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-02-10 00:37:50,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1277590502] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 00:37:50,224 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 00:37:50,224 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 32, 32] total 88 [2022-02-10 00:37:50,224 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978066032] [2022-02-10 00:37:50,224 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 00:37:50,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 88 states [2022-02-10 00:37:50,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 00:37:50,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2022-02-10 00:37:50,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1179, Invalid=6477, Unknown=0, NotChecked=0, Total=7656 [2022-02-10 00:37:50,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 00:37:50,230 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 00:37:50,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 88 states, 88 states have (on average 2.25) internal successors, (198), 88 states have internal predecessors, (198), 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) [2022-02-10 00:37:50,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-02-10 00:37:50,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 00:37:51,636 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 536 transitions and produced 508 states. [2022-02-10 00:37:51,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-02-10 00:37:51,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-02-10 00:37:51,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-10 00:37:51,853 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 [2022-02-10 00:37:51,854 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 00:37:51,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 00:37:51,854 INFO L85 PathProgramCache]: Analyzing trace with hash 743243404, now seen corresponding path program 3 times [2022-02-10 00:37:51,854 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 00:37:51,854 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476700477] [2022-02-10 00:37:51,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 00:37:51,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 00:37:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 00:37:52,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1033 backedges. 410 proven. 617 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-10 00:37:52,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 00:37:52,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476700477] [2022-02-10 00:37:52,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476700477] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 00:37:52,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554684640] [2022-02-10 00:37:52,544 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-10 00:37:52,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 00:37:52,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 00:37:52,560 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 00:37:52,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-10 00:37:52,673 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 22 check-sat command(s) [2022-02-10 00:37:52,673 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 00:37:52,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 52 conjunts are in the unsatisfiable core [2022-02-10 00:37:52,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 00:37:53,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1033 backedges. 410 proven. 617 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-10 00:37:53,847 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-10 00:37:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1033 backedges. 457 proven. 576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 00:37:56,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [554684640] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-10 00:37:56,121 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-10 00:37:56,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47, 53] total 141 [2022-02-10 00:37:56,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603257445] [2022-02-10 00:37:56,122 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-10 00:37:56,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 141 states [2022-02-10 00:37:56,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 00:37:56,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 141 interpolants. [2022-02-10 00:37:56,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3688, Invalid=16052, Unknown=0, NotChecked=0, Total=19740 [2022-02-10 00:37:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 00:37:56,126 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-10 00:37:56,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 141 states, 141 states have (on average 2.198581560283688) internal successors, (310), 141 states have internal predecessors, (310), 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) [2022-02-10 00:37:56,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-02-10 00:37:56,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2022-02-10 00:37:56,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-10 00:37:58,019 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 610 transitions and produced 579 states. [2022-02-10 00:37:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-02-10 00:37:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-02-10 00:37:58,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-02-10 00:37:58,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-10 00:37:58,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 00:37:58,236 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-10 00:37:58,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 00:37:58,236 INFO L85 PathProgramCache]: Analyzing trace with hash 180059998, now seen corresponding path program 4 times [2022-02-10 00:37:58,236 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 00:37:58,236 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197787137] [2022-02-10 00:37:58,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 00:37:58,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 00:37:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 00:38:05,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1376 backedges. 355 proven. 1021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 00:38:05,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 00:38:05,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197787137] [2022-02-10 00:38:05,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197787137] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-10 00:38:05,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1705844729] [2022-02-10 00:38:05,947 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-10 00:38:05,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 00:38:05,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 00:38:05,957 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-10 00:38:05,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-10 00:38:06,045 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-10 00:38:06,045 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-10 00:38:06,048 WARN L261 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 232 conjunts are in the unsatisfiable core [2022-02-10 00:38:06,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-10 00:38:18,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-10 00:38:18,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-10 00:38:18,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,970 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-10 00:38:18,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:38:18,977 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-10 00:38:18,985 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 378 disjoint index pairs (out of 496 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 529 treesize of output 411 [2022-02-10 00:39:05,761 WARN L228 SmtUtils]: Spent 46.74s on a formula simplification. DAG size of input: 2869 DAG size of output: 2401 (called from [L 350] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-02-10 00:39:05,766 INFO L353 Elim1Store]: treesize reduction 1972, result has 75.7 percent of original size [2022-02-10 00:39:05,768 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 32 select indices, 32 select index equivalence classes, 0 disjoint index pairs (out of 496 index pairs), introduced 32 new quantified variables, introduced 496 case distinctions, treesize of input 411 treesize of output 6203 [2022-02-10 00:39:06,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,337 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-10 00:39:06,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,349 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-10 00:39:06,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,373 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-10 00:39:06,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-10 00:39:06,381 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-10 00:39:06,387 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 32 select indices, 32 select index equivalence classes, 378 disjoint index pairs (out of 496 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 8402 treesize of output 6816 Received shutdown request... [2022-02-10 00:51:57,697 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-02-10 00:51:57,699 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-02-10 00:51:57,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-10 00:51:57,732 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 [2022-02-10 00:51:57,733 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 [2022-02-10 00:51:57,732 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-10 00:51:57,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-10 00:51:57,900 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 131 with TraceHistMax 28,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 11ms.. [2022-02-10 00:51:57,901 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-10 00:51:57,901 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-02-10 00:51:57,901 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-02-10 00:51:57,905 INFO L732 BasicCegarLoop]: Path program histogram: [4] [2022-02-10 00:51:57,907 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 00:51:57,907 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 00:51:57,908 INFO L202 PluginConnector]: Adding new model dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 12:51:57 BasicIcfg [2022-02-10 00:51:57,908 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 00:51:57,909 INFO L158 Benchmark]: Toolchain (without parser) took 856349.64ms. Allocated memory was 167.8MB in the beginning and 802.2MB in the end (delta: 634.4MB). Free memory was 132.2MB in the beginning and 711.1MB in the end (delta: -578.8MB). Peak memory consumption was 509.1MB. Max. memory is 8.0GB. [2022-02-10 00:51:57,909 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 167.8MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 00:51:57,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.75ms. Allocated memory is still 167.8MB. Free memory was 132.1MB in the beginning and 130.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 00:51:57,909 INFO L158 Benchmark]: Boogie Preprocessor took 20.38ms. Allocated memory is still 167.8MB. Free memory was 130.6MB in the beginning and 129.7MB in the end (delta: 910.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 00:51:57,910 INFO L158 Benchmark]: RCFGBuilder took 185.34ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 120.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-02-10 00:51:57,910 INFO L158 Benchmark]: TraceAbstraction took 856116.55ms. Allocated memory was 167.8MB in the beginning and 802.2MB in the end (delta: 634.4MB). Free memory was 119.7MB in the beginning and 711.1MB in the end (delta: -591.4MB). Peak memory consumption was 496.5MB. Max. memory is 8.0GB. [2022-02-10 00:51:57,911 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 0.09ms. Allocated memory is still 167.8MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.75ms. Allocated memory is still 167.8MB. Free memory was 132.1MB in the beginning and 130.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.38ms. Allocated memory is still 167.8MB. Free memory was 130.6MB in the beginning and 129.7MB in the end (delta: 910.1kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 185.34ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 120.2MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 856116.55ms. Allocated memory was 167.8MB in the beginning and 802.2MB in the end (delta: 634.4MB). Free memory was 119.7MB in the beginning and 711.1MB in the end (delta: -591.4MB). Peak memory consumption was 496.5MB. 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: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 131 with TraceHistMax 28,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 11ms.. - TimeoutResultAtElement [Line: 60]: 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 131 with TraceHistMax 28,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 11ms.. - TimeoutResultAtElement [Line: 60]: 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 131 with TraceHistMax 28,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 11ms.. - TimeoutResultAtElement [Line: 61]: 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 131 with TraceHistMax 28,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 1 for 11ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 42 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 856.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 6.5s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 260, 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, 8.6s InterpolantComputationTime, 612 NumberOfCodeBlocks, 612 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 909 ConstructedInterpolants, 0 QuantifiedInterpolants, 7003 SizeOfPredicates, 18 NumberOfNonLiveVariables, 768 ConjunctsInSsa, 125 ConjunctsInUnsatCore, 9 InterpolantComputations, 0 PerfectInterpolantSequences, 3325/7056 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