/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-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 06:57:24,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 06:57:24,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 06:57:24,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 06:57:24,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 06:57:24,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 06:57:24,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 06:57:24,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 06:57:24,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 06:57:24,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 06:57:24,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 06:57:24,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 06:57:24,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 06:57:24,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 06:57:24,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 06:57:24,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 06:57:24,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 06:57:24,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 06:57:24,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 06:57:24,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 06:57:24,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 06:57:24,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 06:57:24,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 06:57:24,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 06:57:24,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 06:57:24,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 06:57:24,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 06:57:24,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 06:57:24,274 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-wrwc.epf [2022-03-16 06:57:24,291 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 06:57:24,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 06:57:24,291 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 06:57:24,291 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 06:57:24,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 06:57:24,292 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 06:57:24,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 06:57:24,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 06:57:24,292 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 06:57:24,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 06:57:24,292 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 06:57:24,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 06:57:24,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 06:57:24,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 06:57:24,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 06:57:24,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 06:57:24,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 06:57:24,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 06:57:24,295 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 06:57:24,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 06:57:24,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 06:57:24,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 06:57:24,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 06:57:24,296 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 06:57:24,296 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 06:57:24,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 06:57:24,296 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 06:57:24,297 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-16 06:57:24,297 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 06:57:24,297 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 06:57:24,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 06:57:24,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 06:57:24,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 06:57:24,475 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-16 06:57:24,475 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-16 06:57:24,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product.wvr.bpl [2022-03-16 06:57:24,476 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product.wvr.bpl' [2022-03-16 06:57:24,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 06:57:24,498 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-16 06:57:24,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 06:57:24,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 06:57:24,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 06:57:24,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,522 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-16 06:57:24,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 06:57:24,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 06:57:24,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 06:57:24,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 06:57:24,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 06:57:24,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 06:57:24,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 06:57:24,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 06:57:24,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/1) ... [2022-03-16 06:57:24,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 06:57:24,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:24,585 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 06:57:24,591 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 06:57:24,613 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-16 06:57:24,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 06:57:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 06:57:24,613 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-16 06:57:24,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 06:57:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 06:57:24,613 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-16 06:57:24,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 06:57:24,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 06:57:24,614 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-16 06:57:24,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 06:57:24,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 06:57:24,614 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 06:57:24,647 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 06:57:24,648 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 06:57:24,768 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 06:57:24,778 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 06:57:24,778 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 06:57:24,781 INFO L202 PluginConnector]: Adding new model dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 06:57:24 BoogieIcfgContainer [2022-03-16 06:57:24,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 06:57:24,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 06:57:24,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 06:57:24,797 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 06:57:24,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:24" (1/2) ... [2022-03-16 06:57:24,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ea5b1ed and model type dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 06:57:24, skipping insertion in model container [2022-03-16 06:57:24,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 06:57:24" (2/2) ... [2022-03-16 06:57:24,799 INFO L111 eAbstractionObserver]: Analyzing ICFG dot-product.wvr.bpl [2022-03-16 06:57:24,802 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 06:57:24,802 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 06:57:24,802 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 06:57:24,802 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 06:57:24,841 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-16 06:57:24,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 06:57:24,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:24,870 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 06:57:24,871 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 06:57:24,896 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 06:57:24,901 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=false [2022-03-16 06:57:24,901 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-16 06:57:25,217 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1795 transitions and produced 705 states. [2022-03-16 06:57:25,219 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:25,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:25,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1438103868, now seen corresponding path program 1 times [2022-03-16 06:57:25,231 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:25,231 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287948703] [2022-03-16 06:57:25,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:25,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:25,655 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 65 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 06:57:25,655 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:25,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287948703] [2022-03-16 06:57:25,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287948703] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:25,658 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [714876151] [2022-03-16 06:57:25,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:25,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:25,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:25,660 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 06:57:25,661 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 06:57:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:25,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-16 06:57:25,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:26,009 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-03-16 06:57:26,010 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:26,199 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-03-16 06:57:26,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [714876151] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:26,199 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:26,200 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8, 8] total 28 [2022-03-16 06:57:26,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790186834] [2022-03-16 06:57:26,202 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:26,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-03-16 06:57:26,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:26,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-03-16 06:57:26,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=621, Unknown=0, NotChecked=0, Total=756 [2022-03-16 06:57:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:26,225 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:26,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 2.7857142857142856) internal successors, (78), 28 states have internal predecessors, (78), 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 06:57:26,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:26,675 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1806 transitions and produced 716 states. [2022-03-16 06:57:26,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:26,695 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 06:57:26,891 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 06:57:26,892 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:26,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:26,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1116988514, now seen corresponding path program 2 times [2022-03-16 06:57:26,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:26,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950348131] [2022-03-16 06:57:26,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:26,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:27,103 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 65 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 06:57:27,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:27,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950348131] [2022-03-16 06:57:27,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950348131] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:27,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791270890] [2022-03-16 06:57:27,104 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 06:57:27,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:27,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:27,106 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 06:57:27,107 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 06:57:27,152 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-16 06:57:27,152 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:27,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-16 06:57:27,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:27,346 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 34 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-16 06:57:27,346 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:27,520 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 34 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-03-16 06:57:27,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791270890] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:27,521 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:27,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 10, 10] total 32 [2022-03-16 06:57:27,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064271164] [2022-03-16 06:57:27,521 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:27,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-03-16 06:57:27,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:27,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-03-16 06:57:27,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=827, Unknown=0, NotChecked=0, Total=992 [2022-03-16 06:57:27,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:27,523 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:27,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 2.6875) internal successors, (86), 32 states have internal predecessors, (86), 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 06:57:27,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:27,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:28,003 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1817 transitions and produced 727 states. [2022-03-16 06:57:28,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:28,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:28,035 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 06:57:28,220 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 06:57:28,221 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:28,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:28,221 INFO L85 PathProgramCache]: Analyzing trace with hash -160525696, now seen corresponding path program 3 times [2022-03-16 06:57:28,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:28,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225525121] [2022-03-16 06:57:28,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:28,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 65 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 06:57:28,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:28,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225525121] [2022-03-16 06:57:28,409 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225525121] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:28,410 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272534807] [2022-03-16 06:57:28,410 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-16 06:57:28,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:28,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:28,411 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 06:57:28,417 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 06:57:28,454 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2022-03-16 06:57:28,454 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:28,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 12 conjunts are in the unsatisfiable core [2022-03-16 06:57:28,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 53 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-03-16 06:57:28,694 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:28,937 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 63 proven. 16 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-03-16 06:57:28,937 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272534807] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:28,937 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:28,937 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 13, 13] total 40 [2022-03-16 06:57:28,937 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095362932] [2022-03-16 06:57:28,938 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:28,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2022-03-16 06:57:28,938 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:28,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2022-03-16 06:57:28,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=1279, Unknown=0, NotChecked=0, Total=1560 [2022-03-16 06:57:28,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:28,939 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:28,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 2.525) internal successors, (101), 40 states have internal predecessors, (101), 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 06:57:28,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:28,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:28,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:29,310 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 293 transitions and produced 233 states. [2022-03-16 06:57:29,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:29,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:29,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:29,327 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 06:57:29,519 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 06:57:29,519 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:29,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:29,520 INFO L85 PathProgramCache]: Analyzing trace with hash 508965150, now seen corresponding path program 4 times [2022-03-16 06:57:29,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:29,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450123797] [2022-03-16 06:57:29,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:29,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:29,634 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 73 proven. 33 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-16 06:57:29,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:29,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450123797] [2022-03-16 06:57:29,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450123797] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:29,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913263460] [2022-03-16 06:57:29,634 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-16 06:57:29,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:29,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:29,636 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 06:57:29,663 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 06:57:29,700 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-16 06:57:29,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:29,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 13 conjunts are in the unsatisfiable core [2022-03-16 06:57:29,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:29,908 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 61 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-16 06:57:29,908 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:30,103 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 61 proven. 25 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-03-16 06:57:30,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913263460] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:30,104 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:30,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 33 [2022-03-16 06:57:30,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106551937] [2022-03-16 06:57:30,104 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:30,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-03-16 06:57:30,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:30,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-03-16 06:57:30,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=870, Unknown=0, NotChecked=0, Total=1056 [2022-03-16 06:57:30,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:30,105 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:30,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 2.9393939393939394) internal successors, (97), 33 states have internal predecessors, (97), 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 06:57:30,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:30,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:30,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:30,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:30,739 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1839 transitions and produced 749 states. [2022-03-16 06:57:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:30,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-16 06:57:30,759 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 06:57:30,956 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 06:57:30,957 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:30,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:30,957 INFO L85 PathProgramCache]: Analyzing trace with hash -355426244, now seen corresponding path program 5 times [2022-03-16 06:57:30,957 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:30,957 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064435627] [2022-03-16 06:57:30,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:30,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 65 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 06:57:31,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:31,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064435627] [2022-03-16 06:57:31,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064435627] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:31,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548163561] [2022-03-16 06:57:31,157 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-16 06:57:31,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:31,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:31,158 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 06:57:31,159 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 06:57:31,194 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2022-03-16 06:57:31,194 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:31,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 22 conjunts are in the unsatisfiable core [2022-03-16 06:57:31,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:31,651 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 65 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 06:57:31,651 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:32,189 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 89 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 06:57:32,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1548163561] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:32,190 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:32,190 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 63 [2022-03-16 06:57:32,190 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096450290] [2022-03-16 06:57:32,190 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:32,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-03-16 06:57:32,190 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:32,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-03-16 06:57:32,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=835, Invalid=3071, Unknown=0, NotChecked=0, Total=3906 [2022-03-16 06:57:32,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:32,192 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:32,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 2.253968253968254) internal successors, (142), 63 states have internal predecessors, (142), 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 06:57:32,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:32,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:32,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:32,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-03-16 06:57:32,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:32,940 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 381 transitions and produced 309 states. [2022-03-16 06:57:32,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:32,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:32,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:32,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-16 06:57:32,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-16 06:57:32,959 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 06:57:33,143 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 06:57:33,146 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:33,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:33,146 INFO L85 PathProgramCache]: Analyzing trace with hash -927598578, now seen corresponding path program 6 times [2022-03-16 06:57:33,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:33,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484124331] [2022-03-16 06:57:33,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:33,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 36 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 06:57:35,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:35,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484124331] [2022-03-16 06:57:35,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484124331] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:35,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97899536] [2022-03-16 06:57:35,454 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-16 06:57:35,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:35,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:35,455 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 06:57:35,457 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 06:57:35,506 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2022-03-16 06:57:35,506 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:35,508 WARN L261 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 117 conjunts are in the unsatisfiable core [2022-03-16 06:57:35,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:58:31,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:31,218 INFO L244 Elim1Store]: Index analysis took 117 ms [2022-03-16 06:58:31,913 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 06:58:31,914 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 168 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 85 case distinctions, treesize of input 282 treesize of output 1036 [2022-03-16 06:58:32,218 INFO L244 Elim1Store]: Index analysis took 254 ms [2022-03-16 06:58:41,117 WARN L228 SmtUtils]: Spent 8.88s on a formula simplification that was a NOOP. DAG size: 1618 (called from [L 350] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-03-16 06:58:41,118 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 06:58:41,119 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 23 select indices, 23 select index equivalence classes, 0 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 253 case distinctions, treesize of input 212 treesize of output 4482 [2022-03-16 06:58:41,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:41,737 INFO L244 Elim1Store]: Index analysis took 149 ms [2022-03-16 06:58:43,617 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 06:58:43,618 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 23 select indices, 23 select index equivalence classes, 168 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 85 case distinctions, treesize of input 6161 treesize of output 5577 Received shutdown request... [2022-03-16 07:11:29,342 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 07:11:29,344 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 07:11:29,344 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 07:11:29,357 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-16 07:11:29,360 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-16 07:11:29,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-16 07:11:29,567 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 07:11:29,567 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 71 with TraceHistMax 13,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 22ms.. [2022-03-16 07:11:29,569 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-16 07:11:29,569 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-16 07:11:29,569 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-16 07:11:29,576 INFO L732 BasicCegarLoop]: Path program histogram: [6] [2022-03-16 07:11:29,578 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 07:11:29,578 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 07:11:29,580 INFO L202 PluginConnector]: Adding new model dot-product.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 07:11:29 BasicIcfg [2022-03-16 07:11:29,580 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 07:11:29,580 INFO L158 Benchmark]: Toolchain (without parser) took 845082.60ms. Allocated memory was 207.6MB in the beginning and 622.9MB in the end (delta: 415.2MB). Free memory was 172.0MB in the beginning and 407.3MB in the end (delta: -235.4MB). Peak memory consumption was 396.0MB. Max. memory is 8.0GB. [2022-03-16 07:11:29,580 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 207.6MB. Free memory is still 173.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 07:11:29,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.17ms. Allocated memory is still 207.6MB. Free memory was 172.0MB in the beginning and 170.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 07:11:29,581 INFO L158 Benchmark]: Boogie Preprocessor took 17.56ms. Allocated memory is still 207.6MB. Free memory was 170.5MB in the beginning and 169.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 07:11:29,581 INFO L158 Benchmark]: RCFGBuilder took 238.51ms. Allocated memory is still 207.6MB. Free memory was 169.4MB in the beginning and 160.1MB in the end (delta: 9.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-16 07:11:29,581 INFO L158 Benchmark]: TraceAbstraction took 844797.38ms. Allocated memory was 207.6MB in the beginning and 622.9MB in the end (delta: 415.2MB). Free memory was 159.6MB in the beginning and 407.3MB in the end (delta: -247.8MB). Peak memory consumption was 384.5MB. Max. memory is 8.0GB. [2022-03-16 07:11:29,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.09ms. Allocated memory is still 207.6MB. Free memory is still 173.2MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.17ms. Allocated memory is still 207.6MB. Free memory was 172.0MB in the beginning and 170.5MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.56ms. Allocated memory is still 207.6MB. Free memory was 170.5MB in the beginning and 169.4MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 238.51ms. Allocated memory is still 207.6MB. Free memory was 169.4MB in the beginning and 160.1MB in the end (delta: 9.2MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 844797.38ms. Allocated memory was 207.6MB in the beginning and 622.9MB in the end (delta: 415.2MB). Free memory was 159.6MB in the beginning and 407.3MB in the end (delta: -247.8MB). Peak memory consumption was 384.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 71 with TraceHistMax 13,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 22ms.. - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 71 with TraceHistMax 13,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 22ms.. - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 71 with TraceHistMax 13,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 22ms.. - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 71 with TraceHistMax 13,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 4 for 22ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 42 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 844.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 3.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 154, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 520 NumberOfCodeBlocks, 518 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 765 ConstructedInterpolants, 0 QuantifiedInterpolants, 3998 SizeOfPredicates, 32 NumberOfNonLiveVariables, 650 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 15 InterpolantComputations, 0 PerfectInterpolantSequences, 1197/1605 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