/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-c7b2d19 [2022-03-16 12:00:07,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 12:00:07,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 12:00:08,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 12:00:08,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 12:00:08,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 12:00:08,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 12:00:08,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 12:00:08,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 12:00:08,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 12:00:08,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 12:00:08,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 12:00:08,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 12:00:08,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 12:00:08,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 12:00:08,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 12:00:08,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 12:00:08,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 12:00:08,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 12:00:08,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 12:00:08,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 12:00:08,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 12:00:08,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 12:00:08,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 12:00:08,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 12:00:08,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 12:00:08,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 12:00:08,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 12:00:08,070 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 [2022-03-16 12:00:08,095 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 12:00:08,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 12:00:08,096 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 12:00:08,096 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 12:00:08,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 12:00:08,097 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 12:00:08,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 12:00:08,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 12:00:08,099 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 12:00:08,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 12:00:08,100 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 12:00:08,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 12:00:08,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 12:00:08,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 12:00:08,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 12:00:08,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 12:00:08,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 12:00:08,100 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 12:00:08,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 12:00:08,101 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 12:00:08,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 12:00:08,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 12:00:08,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 12:00:08,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 12:00:08,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 12:00:08,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 12:00:08,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 12:00:08,102 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 12:00:08,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 12:00:08,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 12:00:08,102 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 12:00:08,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 12:00:08,103 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 12:00:08,103 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 12:00:08,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 12:00:08,103 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 12:00:08,103 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 12:00:08,103 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 12:00:08,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 12:00:08,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 12:00:08,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 12:00:08,374 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-16 12:00:08,379 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-16 12:00:08,381 INFO L432 ainManager$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 [2022-03-16 12:00:08,381 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl' [2022-03-16 12:00:08,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 12:00:08,417 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-16 12:00:08,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 12:00:08,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 12:00:08,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 12:00:08,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,444 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-16 12:00:08,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 12:00:08,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 12:00:08,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 12:00:08,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 12:00:08,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 12:00:08,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 12:00:08,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 12:00:08,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 12:00:08,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/1) ... [2022-03-16 12:00:08,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 12:00:08,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:00:08,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-16 12:00:08,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-16 12:00:08,540 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-16 12:00:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 12:00:08,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 12:00:08,541 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-16 12:00:08,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 12:00:08,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 12:00:08,542 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-16 12:00:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 12:00:08,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 12:00:08,543 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-16 12:00:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 12:00:08,543 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 12:00:08,544 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 12:00:08,591 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 12:00:08,595 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 12:00:08,728 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 12:00:08,743 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 12:00:08,743 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 12:00:08,745 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 12:00:08 BoogieIcfgContainer [2022-03-16 12:00:08,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 12:00:08,747 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 12:00:08,747 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 12:00:08,750 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 12:00:08,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:00:08" (1/2) ... [2022-03-16 12:00:08,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c7ef2d7 and model type sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 12:00:08, skipping insertion in model container [2022-03-16 12:00:08,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 12:00:08" (2/2) ... [2022-03-16 12:00:08,752 INFO L111 eAbstractionObserver]: Analyzing ICFG sorted.wvr.bpl [2022-03-16 12:00:08,756 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 12:00:08,756 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 12:00:08,756 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 12:00:08,756 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 12:00:08,814 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-16 12:00:08,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 12:00:08,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:00:08,872 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-16 12:00:08,893 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 [2022-03-16 12:00:08,911 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 12:00:08,921 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 [2022-03-16 12:00:08,922 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-16 12:00:09,054 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 593 transitions and produced 265 states. [2022-03-16 12:00:09,056 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:00:09,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:00:09,062 INFO L85 PathProgramCache]: Analyzing trace with hash -780755900, now seen corresponding path program 1 times [2022-03-16 12:00:09,070 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:00:09,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177757547] [2022-03-16 12:00:09,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:00:09,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:00:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:00:09,387 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-16 12:00:09,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:00:09,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177757547] [2022-03-16 12:00:09,389 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177757547] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:00:09,389 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1174163731] [2022-03-16 12:00:09,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:00:09,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:00:09,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:00:09,395 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 12:00:09,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-16 12:00:09,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:00:09,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-16 12:00:09,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:00:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-16 12:00:09,827 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:00:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-16 12:00:10,139 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1174163731] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:00:10,140 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:00:10,140 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2022-03-16 12:00:10,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895235766] [2022-03-16 12:00:10,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:00:10,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-16 12:00:10,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:00:10,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-16 12:00:10,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2022-03-16 12:00:10,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:10,169 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:00:10,171 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) [2022-03-16 12:00:10,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:10,599 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 196 transitions and produced 144 states. [2022-03-16 12:00:10,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:00:10,631 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-16 12:00:10,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-03-16 12:00:10,812 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:00:10,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:00:10,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1626785502, now seen corresponding path program 2 times [2022-03-16 12:00:10,813 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:00:10,813 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382199187] [2022-03-16 12:00:10,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:00:10,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:00:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:00:10,952 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:10,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:00:10,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382199187] [2022-03-16 12:00:10,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382199187] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:00:10,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565946560] [2022-03-16 12:00:10,955 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 12:00:10,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:00:10,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:00:10,960 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 12:00:10,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-16 12:00:11,054 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-16 12:00:11,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:00:11,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-16 12:00:11,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:00:11,335 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:11,335 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:00:11,555 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:11,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565946560] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:00:11,557 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:00:11,558 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2022-03-16 12:00:11,558 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52120832] [2022-03-16 12:00:11,558 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:00:11,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-16 12:00:11,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:00:11,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-16 12:00:11,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=435, Unknown=0, NotChecked=0, Total=552 [2022-03-16 12:00:11,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:11,563 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:00:11,563 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) [2022-03-16 12:00:11,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:00:11,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:12,001 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 207 transitions and produced 155 states. [2022-03-16 12:00:12,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:00:12,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-16 12:00:12,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-16 12:00:12,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:00:12,203 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:00:12,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:00:12,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1382553216, now seen corresponding path program 3 times [2022-03-16 12:00:12,204 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:00:12,204 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112885512] [2022-03-16 12:00:12,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:00:12,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:00:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:00:13,628 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:13,628 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:00:13,628 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112885512] [2022-03-16 12:00:13,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112885512] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:00:13,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095931993] [2022-03-16 12:00:13,629 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-16 12:00:13,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:00:13,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:00:13,631 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) [2022-03-16 12:00:13,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-16 12:00:13,672 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2022-03-16 12:00:13,673 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:00:13,674 WARN L261 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 39 conjunts are in the unsatisfiable core [2022-03-16 12:00:13,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:00:15,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:15,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:15,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:15,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:15,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:15,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:15,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:15,977 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:15,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:15,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:15,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:15,990 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 [2022-03-16 12:00:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:16,353 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:00:18,687 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,689 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,689 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,690 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,690 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:18,692 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,694 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,698 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,703 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,708 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,709 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:18,713 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,713 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,716 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:00:18,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:00:18,778 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 12:00:18,778 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 [2022-03-16 12:00:23,003 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:23,003 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2095931993] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:00:23,003 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:00:23,004 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 51 [2022-03-16 12:00:23,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522470968] [2022-03-16 12:00:23,004 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:00:23,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-03-16 12:00:23,005 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:00:23,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-03-16 12:00:23,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=2193, Unknown=0, NotChecked=0, Total=2550 [2022-03-16 12:00:23,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:23,007 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:00:23,007 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) [2022-03-16 12:00:23,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:00:23,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-03-16 12:00:23,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:42,710 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 203 transitions and produced 181 states. [2022-03-16 12:00:42,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:00:42,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-16 12:00:42,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2022-03-16 12:00:42,729 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-16 12:00:42,912 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 [2022-03-16 12:00:42,913 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:00:42,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:00:42,913 INFO L85 PathProgramCache]: Analyzing trace with hash -893231052, now seen corresponding path program 4 times [2022-03-16 12:00:42,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:00:42,914 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487518400] [2022-03-16 12:00:42,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:00:42,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:00:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:00:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 49 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:43,108 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:00:43,108 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487518400] [2022-03-16 12:00:43,108 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487518400] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:00:43,108 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160986925] [2022-03-16 12:00:43,109 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-16 12:00:43,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:00:43,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:00:43,110 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) [2022-03-16 12:00:43,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-16 12:00:43,162 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-16 12:00:43,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:00:43,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 18 conjunts are in the unsatisfiable core [2022-03-16 12:00:43,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:00:43,506 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 64 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:43,507 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:00:43,922 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 64 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:43,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160986925] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:00:43,923 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:00:43,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 48 [2022-03-16 12:00:43,923 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805253244] [2022-03-16 12:00:43,923 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:00:43,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-03-16 12:00:43,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:00:43,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-03-16 12:00:43,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=452, Invalid=1804, Unknown=0, NotChecked=0, Total=2256 [2022-03-16 12:00:43,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:43,926 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:00:43,926 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) [2022-03-16 12:00:43,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:00:43,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-03-16 12:00:43,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2022-03-16 12:00:43,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:45,409 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 275 transitions and produced 260 states. [2022-03-16 12:00:45,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:00:45,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-16 12:00:45,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2022-03-16 12:00:45,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-16 12:00:45,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-16 12:00:45,611 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 [2022-03-16 12:00:45,611 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:00:45,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:00:45,612 INFO L85 PathProgramCache]: Analyzing trace with hash -178212572, now seen corresponding path program 5 times [2022-03-16 12:00:45,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:00:45,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205579871] [2022-03-16 12:00:45,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:00:45,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:00:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:00:45,879 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 90 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:45,879 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:00:45,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205579871] [2022-03-16 12:00:45,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205579871] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:00:45,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1575076617] [2022-03-16 12:00:45,880 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-16 12:00:45,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:00:45,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:00:45,885 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) [2022-03-16 12:00:45,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-16 12:00:45,931 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2022-03-16 12:00:45,931 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:00:45,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 25 conjunts are in the unsatisfiable core [2022-03-16 12:00:45,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:00:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 90 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:46,500 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:00:47,197 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 109 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:00:47,197 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1575076617] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:00:47,197 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:00:47,197 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 26] total 71 [2022-03-16 12:00:47,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386690516] [2022-03-16 12:00:47,198 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:00:47,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2022-03-16 12:00:47,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:00:47,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2022-03-16 12:00:47,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=930, Invalid=4040, Unknown=0, NotChecked=0, Total=4970 [2022-03-16 12:00:47,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:47,201 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:00:47,202 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) [2022-03-16 12:00:47,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:00:47,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-03-16 12:00:47,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2022-03-16 12:00:47,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2022-03-16 12:00:47,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:00:55,328 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 2778 transitions and produced 1115 states. [2022-03-16 12:00:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:00:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-16 12:00:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-03-16 12:00:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2022-03-16 12:00:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-16 12:00:55,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-16 12:00:55,529 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 [2022-03-16 12:00:55,529 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:00:55,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:00:55,530 INFO L85 PathProgramCache]: Analyzing trace with hash -217299044, now seen corresponding path program 6 times [2022-03-16 12:00:55,530 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:00:55,530 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629197425] [2022-03-16 12:00:55,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:00:55,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:00:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:01:00,339 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 46 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:01:00,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:01:00,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629197425] [2022-03-16 12:01:00,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629197425] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:01:00,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2004034673] [2022-03-16 12:01:00,340 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-16 12:01:00,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:01:00,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:01:00,341 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) [2022-03-16 12:01:00,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-16 12:01:00,410 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2022-03-16 12:01:00,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:01:00,412 WARN L261 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 91 conjunts are in the unsatisfiable core [2022-03-16 12:01:00,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:01:17,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,473 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:01:17,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:01:17,574 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 12:01:17,574 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 [2022-03-16 12:01:25,281 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:01:25,282 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:02:22,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:02:22,195 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,202 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,203 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,207 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,207 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,207 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,207 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,209 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,210 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,211 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,212 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,216 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,217 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,228 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,231 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,232 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,234 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,235 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,239 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,240 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,241 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,243 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,244 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,245 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,248 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,249 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:02:22,251 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,252 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,254 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,256 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:02:22,258 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,258 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,259 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,261 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,262 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:02:22,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:02:33,105 WARN L228 SmtUtils]: Spent 10.83s 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) [2022-03-16 12:02:33,110 INFO L353 Elim1Store]: treesize reduction 992, result has 67.4 percent of original size [2022-03-16 12:02:33,111 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... [2022-03-16 12:13:52,897 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-16 12:13:52,900 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-16 12:13:52,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-03-16 12:13:52,931 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-16 12:13:52,932 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 [2022-03-16 12:13:52,945 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 [2022-03-16 12:13:53,101 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 [2022-03-16 12:13:53,102 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 17ms.. [2022-03-16 12:13:53,104 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-16 12:13:53,104 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-16 12:13:53,104 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-16 12:13:53,114 INFO L732 BasicCegarLoop]: Path program histogram: [6] [2022-03-16 12:13:53,116 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 12:13:53,116 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 12:13:53,122 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 12:13:53 BasicIcfg [2022-03-16 12:13:53,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 12:13:53,123 INFO L158 Benchmark]: Toolchain (without parser) took 824705.43ms. Allocated memory was 182.5MB in the beginning and 648.0MB in the end (delta: 465.6MB). Free memory was 147.1MB in the beginning and 507.1MB in the end (delta: -360.0MB). Peak memory consumption was 410.7MB. Max. memory is 8.0GB. [2022-03-16 12:13:53,123 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 182.5MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 12:13:53,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.30ms. Allocated memory is still 182.5MB. Free memory was 147.0MB in the beginning and 145.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 12:13:53,124 INFO L158 Benchmark]: Boogie Preprocessor took 22.90ms. Allocated memory is still 182.5MB. Free memory was 145.6MB in the beginning and 144.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 12:13:53,124 INFO L158 Benchmark]: RCFGBuilder took 273.77ms. Allocated memory is still 182.5MB. Free memory was 144.5MB in the beginning and 134.6MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-03-16 12:13:53,125 INFO L158 Benchmark]: TraceAbstraction took 824375.71ms. Allocated memory was 182.5MB in the beginning and 648.0MB in the end (delta: 465.6MB). Free memory was 134.1MB in the beginning and 507.1MB in the end (delta: -373.0MB). Peak memory consumption was 398.2MB. Max. memory is 8.0GB. [2022-03-16 12:13:53,126 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.17ms. Allocated memory is still 182.5MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.30ms. Allocated memory is still 182.5MB. Free memory was 147.0MB in the beginning and 145.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.90ms. Allocated memory is still 182.5MB. Free memory was 145.6MB in the beginning and 144.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 273.77ms. Allocated memory is still 182.5MB. Free memory was 144.5MB in the beginning and 134.6MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 824375.71ms. Allocated memory was 182.5MB in the beginning and 648.0MB in the end (delta: 465.6MB). Free memory was 134.1MB in the beginning and 507.1MB in the end (delta: -373.0MB). Peak memory consumption was 398.2MB. 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 17ms.. - 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 17ms.. - 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 17ms.. - 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 17ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 45 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 824.2s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 30.3s, 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, 14.7s 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