/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-NoForkJoinOpt.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-02 05:03:58,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-02 05:03:58,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-02 05:03:58,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-02 05:03:58,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-02 05:03:58,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-02 05:03:58,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-02 05:03:58,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-02 05:03:58,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-02 05:03:58,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-02 05:03:58,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-02 05:03:58,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-02 05:03:58,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-02 05:03:58,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-02 05:03:58,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-02 05:03:58,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-02 05:03:58,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-02 05:03:58,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-02 05:03:58,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-02 05:03:58,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-02 05:03:58,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-02 05:03:58,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-02 05:03:58,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-02 05:03:58,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-02 05:03:58,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-02 05:03:58,289 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-02 05:03:58,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-02 05:03:58,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-02 05:03:58,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-02 05:03:58,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-02 05:03:58,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-02 05:03:58,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-02 05:03:58,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-02 05:03:58,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-02 05:03:58,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-02 05:03:58,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-02 05:03:58,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-02 05:03:58,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-02 05:03:58,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-02 05:03:58,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-02 05:03:58,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-02 05:03:58,296 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-NoForkJoinOpt.epf [2022-03-02 05:03:58,322 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-02 05:03:58,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-02 05:03:58,323 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-02 05:03:58,323 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-02 05:03:58,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-02 05:03:58,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-02 05:03:58,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-02 05:03:58,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-02 05:03:58,324 INFO L138 SettingsManager]: * Use SBE=true [2022-03-02 05:03:58,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-02 05:03:58,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-02 05:03:58,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-02 05:03:58,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-02 05:03:58,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-02 05:03:58,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-02 05:03:58,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 05:03:58,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-02 05:03:58,327 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-02 05:03:58,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-02 05:03:58,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-02 05:03:58,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-02 05:03:58,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-02 05:03:58,327 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-02 05:03:58,328 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-02 05:03:58,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-02 05:03:58,328 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-02 05:03:58,328 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-02 05:03:58,328 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-02 05:03:58,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-02 05:03:58,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-02 05:03:58,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-02 05:03:58,511 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-02 05:03:58,513 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-02 05:03:58,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl [2022-03-02 05:03:58,514 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl' [2022-03-02 05:03:58,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-02 05:03:58,535 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-02 05:03:58,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-02 05:03:58,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-02 05:03:58,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-02 05:03:58,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,555 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-02 05:03:58,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-02 05:03:58,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-02 05:03:58,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-02 05:03:58,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-02 05:03:58,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-02 05:03:58,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-02 05:03:58,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-02 05:03:58,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-02 05:03:58,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/1) ... [2022-03-02 05:03:58,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 05:03:58,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:03:58,588 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) [2022-03-02 05:03:58,606 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 [2022-03-02 05:03:58,613 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-02 05:03:58,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-02 05:03:58,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-02 05:03:58,613 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-02 05:03:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-02 05:03:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-02 05:03:58,614 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-02 05:03:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-02 05:03:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-02 05:03:58,614 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-02 05:03:58,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-02 05:03:58,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-02 05:03:58,615 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-02 05:03:58,646 INFO L234 CfgBuilder]: Building ICFG [2022-03-02 05:03:58,647 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-02 05:03:58,764 INFO L275 CfgBuilder]: Performing block encoding [2022-03-02 05:03:58,780 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-02 05:03:58,780 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-02 05:03:58,782 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 05:03:58 BoogieIcfgContainer [2022-03-02 05:03:58,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-02 05:03:58,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-02 05:03:58,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-02 05:03:58,794 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-02 05:03:58,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 05:03:58" (1/2) ... [2022-03-02 05:03:58,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23951c97 and model type sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 05:03:58, skipping insertion in model container [2022-03-02 05:03:58,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 05:03:58" (2/2) ... [2022-03-02 05:03:58,796 INFO L111 eAbstractionObserver]: Analyzing ICFG sorted.wvr.bpl [2022-03-02 05:03:58,812 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-02 05:03:58,812 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-02 05:03:58,812 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-02 05:03:58,812 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-02 05:03:58,862 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-02 05:03:58,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-02 05:03:58,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:03:58,929 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) [2022-03-02 05:03:58,930 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 [2022-03-02 05:03:58,959 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-02 05:03:58,965 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=false, mMcrOverapproximateWrwc=true [2022-03-02 05:03:58,965 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-02 05:03:59,041 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 593 transitions and produced 265 states. [2022-03-02 05:03:59,043 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:03:59,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:03:59,046 INFO L85 PathProgramCache]: Analyzing trace with hash -780755900, now seen corresponding path program 1 times [2022-03-02 05:03:59,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:03:59,053 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637668649] [2022-03-02 05:03:59,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:03:59,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:03:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:03:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-02 05:03:59,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:03:59,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637668649] [2022-03-02 05:03:59,266 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637668649] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:03:59,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984225162] [2022-03-02 05:03:59,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:03:59,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:03:59,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:03:59,270 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) [2022-03-02 05:03:59,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-02 05:03:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:03:59,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-02 05:03:59,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:03:59,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-02 05:03:59,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:03:59,841 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-02 05:03:59,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [984225162] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:03:59,842 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:03:59,842 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2022-03-02 05:03:59,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371984256] [2022-03-02 05:03:59,844 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:03:59,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-02 05:03:59,848 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:03:59,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-02 05:03:59,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2022-03-02 05:03:59,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:03:59,867 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:03:59,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 3.45) internal successors, (69), 20 states have internal predecessors, (69), 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) [2022-03-02 05:03:59,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:04:00,216 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 196 transitions and produced 144 states. [2022-03-02 05:04:00,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:04:00,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-02 05:04:00,431 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 [2022-03-02 05:04:00,431 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:04:00,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:04:00,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1626785502, now seen corresponding path program 2 times [2022-03-02 05:04:00,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:04:00,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528315911] [2022-03-02 05:04:00,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:04:00,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:04:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:04:00,535 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:00,535 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:04:00,535 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528315911] [2022-03-02 05:04:00,536 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528315911] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:04:00,536 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [549575657] [2022-03-02 05:04:00,536 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 05:04:00,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:04:00,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:04:00,537 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) [2022-03-02 05:04:00,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-02 05:04:00,566 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-02 05:04:00,566 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:04:00,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-02 05:04:00,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:04:00,734 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:00,735 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:04:00,906 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:00,907 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [549575657] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:04:00,907 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:04:00,907 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2022-03-02 05:04:00,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958777407] [2022-03-02 05:04:00,907 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:04:00,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-02 05:04:00,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:04:00,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-02 05:04:00,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2022-03-02 05:04:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:04:00,909 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:04:00,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 3.0) internal successors, (72), 24 states have internal predecessors, (72), 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) [2022-03-02 05:04:00,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:04:00,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:04:01,240 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 207 transitions and produced 155 states. [2022-03-02 05:04:01,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:04:01,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-02 05:04:01,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-02 05:04:01,442 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 [2022-03-02 05:04:01,442 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:04:01,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:04:01,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1382553216, now seen corresponding path program 3 times [2022-03-02 05:04:01,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:04:01,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120107616] [2022-03-02 05:04:01,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:04:01,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:04:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:04:02,500 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:02,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:04:02,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120107616] [2022-03-02 05:04:02,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120107616] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:04:02,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499695250] [2022-03-02 05:04:02,501 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-02 05:04:02,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:04:02,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:04:02,503 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) [2022-03-02 05:04:02,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-02 05:04:02,539 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-03-02 05:04:02,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:04:02,540 WARN L261 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 39 conjunts are in the unsatisfiable core [2022-03-02 05:04:02,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:04:04,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:04,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:04,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:04,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:04,345 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:04,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:04,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:04,346 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:04,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:04,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:04,348 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:04,353 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 90 [2022-03-02 05:04:04,614 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:04,614 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:04:06,589 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:06,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,594 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,594 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,596 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,597 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,597 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,597 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,598 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,600 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,600 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,600 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:06,603 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,603 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,605 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:04:06,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:04:06,664 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 05:04:06,664 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 13 disjoint index pairs (out of 55 index pairs), introduced 8 new quantified variables, introduced 24 case distinctions, treesize of input 168 treesize of output 238 [2022-03-02 05:04:10,800 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:10,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [499695250] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:04:10,801 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:04:10,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 51 [2022-03-02 05:04:10,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529257560] [2022-03-02 05:04:10,801 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:04:10,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-03-02 05:04:10,801 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:04:10,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-03-02 05:04:10,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=2193, Unknown=0, NotChecked=0, Total=2550 [2022-03-02 05:04:10,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:04:10,803 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:04:10,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 1.803921568627451) internal successors, (92), 51 states have internal predecessors, (92), 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) [2022-03-02 05:04:10,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:04:10,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-03-02 05:04:10,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:04:29,144 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 203 transitions and produced 181 states. [2022-03-02 05:04:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:04:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-02 05:04:29,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2022-03-02 05:04:29,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-02 05:04:29,363 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 [2022-03-02 05:04:29,363 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:04:29,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:04:29,364 INFO L85 PathProgramCache]: Analyzing trace with hash -893231052, now seen corresponding path program 4 times [2022-03-02 05:04:29,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:04:29,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160843900] [2022-03-02 05:04:29,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:04:29,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:04:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:04:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 49 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:29,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:04:29,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160843900] [2022-03-02 05:04:29,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160843900] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:04:29,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1449352688] [2022-03-02 05:04:29,509 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-02 05:04:29,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:04:29,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:04:29,510 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) [2022-03-02 05:04:29,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-02 05:04:29,541 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-02 05:04:29,542 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:04:29,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 18 conjunts are in the unsatisfiable core [2022-03-02 05:04:29,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:04:29,854 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 64 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:29,854 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:04:30,231 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 64 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:30,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1449352688] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:04:30,232 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:04:30,232 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 48 [2022-03-02 05:04:30,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147015460] [2022-03-02 05:04:30,232 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:04:30,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-03-02 05:04:30,234 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:04:30,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-03-02 05:04:30,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=452, Invalid=1804, Unknown=0, NotChecked=0, Total=2256 [2022-03-02 05:04:30,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:04:30,236 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:04:30,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 2.5625) internal successors, (123), 48 states have internal predecessors, (123), 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) [2022-03-02 05:04:30,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:04:30,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-03-02 05:04:30,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2022-03-02 05:04:30,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:04:31,421 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 275 transitions and produced 260 states. [2022-03-02 05:04:31,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:04:31,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-02 05:04:31,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2022-03-02 05:04:31,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-02 05:04:31,437 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-02 05:04:31,622 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 [2022-03-02 05:04:31,622 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:04:31,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:04:31,623 INFO L85 PathProgramCache]: Analyzing trace with hash -178212572, now seen corresponding path program 5 times [2022-03-02 05:04:31,623 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:04:31,623 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195128773] [2022-03-02 05:04:31,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:04:31,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:04:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:04:31,879 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 90 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:31,879 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:04:31,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195128773] [2022-03-02 05:04:31,879 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195128773] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:04:31,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [270221005] [2022-03-02 05:04:31,879 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-02 05:04:31,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:04:31,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:04:31,881 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 05:04:31,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-02 05:04:31,917 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2022-03-02 05:04:31,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:04:31,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 25 conjunts are in the unsatisfiable core [2022-03-02 05:04:31,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:04:32,439 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 90 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:32,439 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:04:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 109 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:33,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [270221005] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 05:04:33,066 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 05:04:33,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 26] total 71 [2022-03-02 05:04:33,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154074313] [2022-03-02 05:04:33,067 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 05:04:33,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2022-03-02 05:04:33,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 05:04:33,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2022-03-02 05:04:33,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=930, Invalid=4040, Unknown=0, NotChecked=0, Total=4970 [2022-03-02 05:04:33,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:04:33,069 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 05:04:33,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 2.352112676056338) internal successors, (167), 71 states have internal predecessors, (167), 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) [2022-03-02 05:04:33,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:04:33,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-03-02 05:04:33,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2022-03-02 05:04:33,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-03-02 05:04:33,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 05:04:40,276 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 2778 transitions and produced 1115 states. [2022-03-02 05:04:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-02 05:04:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-02 05:04:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-03-02 05:04:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2022-03-02 05:04:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-02 05:04:40,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-02 05:04:40,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:04:40,478 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-02 05:04:40,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 05:04:40,479 INFO L85 PathProgramCache]: Analyzing trace with hash -217299044, now seen corresponding path program 6 times [2022-03-02 05:04:40,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 05:04:40,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822906214] [2022-03-02 05:04:40,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 05:04:40,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 05:04:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 05:04:44,860 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 46 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:04:44,861 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 05:04:44,861 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822906214] [2022-03-02 05:04:44,861 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822906214] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 05:04:44,861 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266988742] [2022-03-02 05:04:44,861 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-02 05:04:44,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:04:44,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 05:04:44,862 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-02 05:04:44,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-02 05:04:44,948 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2022-03-02 05:04:44,948 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 05:04:44,950 WARN L261 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 91 conjunts are in the unsatisfiable core [2022-03-02 05:04:44,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 05:05:00,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,596 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:00,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:00,693 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 05:05:00,694 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 143 disjoint index pairs (out of 171 index pairs), introduced 18 new quantified variables, introduced 11 case distinctions, treesize of input 462 treesize of output 332 [2022-03-02 05:05:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-02 05:05:07,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 05:05:52,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:52,147 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,153 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,153 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,154 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,154 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,154 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,156 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,158 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,159 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,160 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,161 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,161 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,164 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,168 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,173 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,177 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,177 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,178 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,179 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,180 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,181 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,182 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,183 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,185 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,186 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,188 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,189 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,190 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,192 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:52,193 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,194 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,195 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:05:52,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 05:05:52,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-02 05:06:02,021 WARN L228 SmtUtils]: Spent 9.81s on a formula simplification. DAG size of input: 1120 DAG size of output: 900 (called from [L 350] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-03-02 05:06:02,026 INFO L353 Elim1Store]: treesize reduction 992, result has 67.4 percent of original size [2022-03-02 05:06:02,027 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 61 disjoint index pairs (out of 435 index pairs), introduced 26 new quantified variables, introduced 352 case distinctions, treesize of input 1336 treesize of output 2532 Received shutdown request... [2022-03-02 05:17:58,588 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-02 05:17:58,590 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-02 05:17:58,595 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 05:17:58,595 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 05:17:58,603 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 [2022-03-02 05:17:58,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-03-02 05:17:58,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 05:17:58,791 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 74 with TraceHistMax 13,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 27ms.. [2022-03-02 05:17:58,792 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-02 05:17:58,792 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-02 05:17:58,793 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-02 05:17:58,797 INFO L732 BasicCegarLoop]: Path program histogram: [6] [2022-03-02 05:17:58,798 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-02 05:17:58,798 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-02 05:17:58,799 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.03 05:17:58 BasicIcfg [2022-03-02 05:17:58,799 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-02 05:17:58,800 INFO L158 Benchmark]: Toolchain (without parser) took 840265.23ms. Allocated memory was 190.8MB in the beginning and 640.7MB in the end (delta: 449.8MB). Free memory was 156.0MB in the beginning and 313.5MB in the end (delta: -157.5MB). Peak memory consumption was 405.2MB. Max. memory is 8.0GB. [2022-03-02 05:17:58,800 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 190.8MB. Free memory is still 157.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-02 05:17:58,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.05ms. Allocated memory is still 190.8MB. Free memory was 156.0MB in the beginning and 154.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 05:17:58,800 INFO L158 Benchmark]: Boogie Preprocessor took 10.36ms. Allocated memory is still 190.8MB. Free memory was 154.5MB in the beginning and 153.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 05:17:58,801 INFO L158 Benchmark]: RCFGBuilder took 213.64ms. Allocated memory is still 190.8MB. Free memory was 153.4MB in the beginning and 143.6MB in the end (delta: 9.8MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-02 05:17:58,801 INFO L158 Benchmark]: TraceAbstraction took 840016.46ms. Allocated memory was 190.8MB in the beginning and 640.7MB in the end (delta: 449.8MB). Free memory was 143.0MB in the beginning and 313.5MB in the end (delta: -170.5MB). Peak memory consumption was 392.6MB. Max. memory is 8.0GB. [2022-03-02 05:17:58,802 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 190.8MB. Free memory is still 157.2MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 21.05ms. Allocated memory is still 190.8MB. Free memory was 156.0MB in the beginning and 154.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 10.36ms. Allocated memory is still 190.8MB. Free memory was 154.5MB in the beginning and 153.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 213.64ms. Allocated memory is still 190.8MB. Free memory was 153.4MB in the beginning and 143.6MB in the end (delta: 9.8MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 840016.46ms. Allocated memory was 190.8MB in the beginning and 640.7MB in the end (delta: 449.8MB). Free memory was 143.0MB in the beginning and 313.5MB in the end (delta: -170.5MB). Peak memory consumption was 392.6MB. 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: 69]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 74 with TraceHistMax 13,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 27ms.. - TimeoutResultAtElement [Line: 62]: 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 74 with TraceHistMax 13,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 27ms.. - TimeoutResultAtElement [Line: 62]: 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 74 with TraceHistMax 13,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 27ms.. - TimeoutResultAtElement [Line: 63]: 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 74 with TraceHistMax 13,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 27ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 45 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 839.9s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 27.5s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 410, 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, 0.2s SatisfiabilityAnalysisTime, 12.5s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 642 ConstructedInterpolants, 0 QuantifiedInterpolants, 9784 SizeOfPredicates, 40 NumberOfNonLiveVariables, 458 ConjunctsInSsa, 100 ConjunctsInUnsatCore, 15 InterpolantComputations, 0 PerfectInterpolantSequences, 503/1011 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