/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-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 06:57:16,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 06:57:16,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 06:57:17,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 06:57:17,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 06:57:17,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 06:57:17,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 06:57:17,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 06:57:17,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 06:57:17,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 06:57:17,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 06:57:17,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 06:57:17,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 06:57:17,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 06:57:17,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 06:57:17,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 06:57:17,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 06:57:17,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 06:57:17,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 06:57:17,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 06:57:17,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 06:57:17,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 06:57:17,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 06:57:17,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 06:57:17,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 06:57:17,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 06:57:17,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 06:57:17,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 06:57:17,057 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 06:57:17,080 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 06:57:17,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 06:57:17,080 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 06:57:17,081 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 06:57:17,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 06:57:17,081 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 06:57:17,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 06:57:17,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 06:57:17,082 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 06:57:17,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 06:57:17,082 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 06:57:17,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 06:57:17,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 06:57:17,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 06:57:17,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 06:57:17,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 06:57:17,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 06:57:17,085 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-16 06:57:17,086 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 06:57:17,086 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 06:57:17,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 06:57:17,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 06:57:17,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 06:57:17,285 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-16 06:57:17,285 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-16 06:57:17,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product-array.wvr.bpl [2022-03-16 06:57:17,287 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/dot-product-array.wvr.bpl' [2022-03-16 06:57:17,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 06:57:17,307 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-16 06:57:17,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 06:57:17,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 06:57:17,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 06:57:17,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,327 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-16 06:57:17,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 06:57:17,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 06:57:17,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 06:57:17,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 06:57:17,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 06:57:17,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 06:57:17,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 06:57:17,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 06:57:17,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/1) ... [2022-03-16 06:57:17,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 06:57:17,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:17,380 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 06:57:17,387 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 06:57:17,425 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-16 06:57:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 06:57:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 06:57:17,426 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-16 06:57:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 06:57:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 06:57:17,426 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-16 06:57:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 06:57:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 06:57:17,426 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-16 06:57:17,426 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 06:57:17,426 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 06:57:17,427 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 06:57:17,463 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 06:57:17,464 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 06:57:17,544 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 06:57:17,554 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 06:57:17,554 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 06:57:17,556 INFO L202 PluginConnector]: Adding new model dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 06:57:17 BoogieIcfgContainer [2022-03-16 06:57:17,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 06:57:17,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 06:57:17,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 06:57:17,559 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 06:57:17,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:57:17" (1/2) ... [2022-03-16 06:57:17,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de123d5 and model type dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 06:57:17, skipping insertion in model container [2022-03-16 06:57:17,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 06:57:17" (2/2) ... [2022-03-16 06:57:17,562 INFO L111 eAbstractionObserver]: Analyzing ICFG dot-product-array.wvr.bpl [2022-03-16 06:57:17,566 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 06:57:17,566 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 06:57:17,566 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 06:57:17,566 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 06:57:17,592 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-16 06:57:17,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 06:57:17,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:17,631 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 06:57:17,632 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 06:57:17,666 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 06:57:17,671 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 06:57:17,671 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-16 06:57:17,968 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1795 transitions and produced 705 states. [2022-03-16 06:57:17,970 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:17,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:17,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1438103868, now seen corresponding path program 1 times [2022-03-16 06:57:17,984 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:17,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621345352] [2022-03-16 06:57:17,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:17,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:18,474 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 06:57:18,475 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:18,475 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621345352] [2022-03-16 06:57:18,476 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621345352] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:18,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265820451] [2022-03-16 06:57:18,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:18,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:18,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:18,493 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 06:57:18,515 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 06:57:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:18,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-16 06:57:18,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:18,824 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 06:57:18,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:18,974 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 06:57:18,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1265820451] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:18,974 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:18,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8, 8] total 28 [2022-03-16 06:57:18,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589249641] [2022-03-16 06:57:18,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:18,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-03-16 06:57:18,981 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:18,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-03-16 06:57:18,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=621, Unknown=0, NotChecked=0, Total=756 [2022-03-16 06:57:18,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:18,998 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:19,000 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 06:57:19,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:19,428 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1806 transitions and produced 716 states. [2022-03-16 06:57:19,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:19,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-16 06:57:19,643 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 06:57:19,644 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:19,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:19,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1116988514, now seen corresponding path program 2 times [2022-03-16 06:57:19,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:19,645 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608863712] [2022-03-16 06:57:19,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:19,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:19,904 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 06:57:19,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:19,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608863712] [2022-03-16 06:57:19,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608863712] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:19,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1137302492] [2022-03-16 06:57:19,905 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 06:57:19,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:19,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:19,908 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 06:57:19,909 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 06:57:19,943 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-16 06:57:19,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:19,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-16 06:57:19,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:20,149 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 06:57:20,149 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:20,344 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 06:57:20,344 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1137302492] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:20,344 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:20,344 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 10, 10] total 32 [2022-03-16 06:57:20,345 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963540891] [2022-03-16 06:57:20,345 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:20,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-03-16 06:57:20,346 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:20,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-03-16 06:57:20,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=827, Unknown=0, NotChecked=0, Total=992 [2022-03-16 06:57:20,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:20,347 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:20,347 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 06:57:20,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:20,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:20,813 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1817 transitions and produced 727 states. [2022-03-16 06:57:20,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:20,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:20,833 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 06:57:21,034 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 06:57:21,034 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:21,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:21,035 INFO L85 PathProgramCache]: Analyzing trace with hash -160525696, now seen corresponding path program 3 times [2022-03-16 06:57:21,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:21,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187884767] [2022-03-16 06:57:21,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:21,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:21,248 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 06:57:21,248 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:21,248 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187884767] [2022-03-16 06:57:21,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187884767] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:21,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1972561496] [2022-03-16 06:57:21,249 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-16 06:57:21,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:21,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:21,250 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 06:57:21,251 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 06:57:21,307 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2022-03-16 06:57:21,307 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:21,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 12 conjunts are in the unsatisfiable core [2022-03-16 06:57:21,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:21,573 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 06:57:21,573 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:21,816 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 06:57:21,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1972561496] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:21,817 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:21,817 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 13, 13] total 40 [2022-03-16 06:57:21,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088238291] [2022-03-16 06:57:21,817 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:21,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2022-03-16 06:57:21,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:21,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2022-03-16 06:57:21,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=1279, Unknown=0, NotChecked=0, Total=1560 [2022-03-16 06:57:21,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:21,819 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:21,819 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 06:57:21,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:21,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:21,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:22,214 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 293 transitions and produced 233 states. [2022-03-16 06:57:22,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:22,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:22,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:22,245 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 06:57:22,431 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 06:57:22,432 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:22,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:22,433 INFO L85 PathProgramCache]: Analyzing trace with hash 508965150, now seen corresponding path program 4 times [2022-03-16 06:57:22,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:22,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048862578] [2022-03-16 06:57:22,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:22,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:22,569 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 06:57:22,570 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:22,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048862578] [2022-03-16 06:57:22,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048862578] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:22,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [75487049] [2022-03-16 06:57:22,570 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-16 06:57:22,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:22,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:22,571 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 06:57:22,578 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 06:57:22,604 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-16 06:57:22,604 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:22,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 13 conjunts are in the unsatisfiable core [2022-03-16 06:57:22,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:22,798 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 06:57:22,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:22,971 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 06:57:22,971 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [75487049] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:22,971 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:22,971 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 33 [2022-03-16 06:57:22,971 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894583457] [2022-03-16 06:57:22,972 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:22,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-03-16 06:57:22,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:22,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-03-16 06:57:22,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=870, Unknown=0, NotChecked=0, Total=1056 [2022-03-16 06:57:22,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:22,974 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:22,974 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 06:57:22,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:22,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:22,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:22,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:23,574 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1839 transitions and produced 749 states. [2022-03-16 06:57:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-16 06:57:23,592 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 06:57:23,792 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 06:57:23,793 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:23,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:23,801 INFO L85 PathProgramCache]: Analyzing trace with hash -355426244, now seen corresponding path program 5 times [2022-03-16 06:57:23,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:23,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057332311] [2022-03-16 06:57:23,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:23,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:24,038 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 06:57:24,038 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:24,038 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057332311] [2022-03-16 06:57:24,038 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057332311] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:24,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1929068179] [2022-03-16 06:57:24,039 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-16 06:57:24,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:24,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:24,040 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 06:57:24,041 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 06:57:24,075 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2022-03-16 06:57:24,075 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:24,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 22 conjunts are in the unsatisfiable core [2022-03-16 06:57:24,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:57:24,543 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 06:57:24,543 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:57:24,975 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 06:57:24,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1929068179] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 06:57:24,976 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 06:57:24,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 63 [2022-03-16 06:57:24,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826547816] [2022-03-16 06:57:24,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 06:57:24,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-03-16 06:57:24,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:57:24,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-03-16 06:57:24,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=835, Invalid=3071, Unknown=0, NotChecked=0, Total=3906 [2022-03-16 06:57:24,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:24,978 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:57:24,979 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 06:57:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-03-16 06:57:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:57:25,567 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 381 transitions and produced 309 states. [2022-03-16 06:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 06:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 06:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 06:57:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-16 06:57:25,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-16 06:57:25,597 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 06:57:25,769 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 06:57:25,770 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:57:25,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:57:25,770 INFO L85 PathProgramCache]: Analyzing trace with hash -927598578, now seen corresponding path program 6 times [2022-03-16 06:57:25,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:57:25,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796628877] [2022-03-16 06:57:25,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:57:25,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:57:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:57:28,136 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 06:57:28,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:57:28,136 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796628877] [2022-03-16 06:57:28,136 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796628877] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:57:28,136 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1981998087] [2022-03-16 06:57:28,136 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-16 06:57:28,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:57:28,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:57:28,152 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 06:57:28,153 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 06:57:28,220 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2022-03-16 06:57:28,220 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:57:28,221 WARN L261 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 117 conjunts are in the unsatisfiable core [2022-03-16 06:57:28,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:58:23,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:23,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:24,024 INFO L244 Elim1Store]: Index analysis took 143 ms [2022-03-16 06:58:24,803 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 06:58:24,804 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 06:58:25,106 INFO L244 Elim1Store]: Index analysis took 261 ms [2022-03-16 06:58:34,317 WARN L228 SmtUtils]: Spent 9.20s 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 06:58:34,319 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 06:58:34,320 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 06:58:34,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 06:58:34,937 INFO L244 Elim1Store]: Index analysis took 166 ms [2022-03-16 06:58:36,843 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 06:58:36,845 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 07:11:37,039 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-16 07:11:37,041 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-16 07:11:37,062 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 07:11:37,063 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 07:11:37,063 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 07:11:37,063 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 07:11:37,258 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 07:11:37,259 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 1 for 17ms.. [2022-03-16 07:11:37,260 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-16 07:11:37,260 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-16 07:11:37,261 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-16 07:11:37,267 INFO L732 BasicCegarLoop]: Path program histogram: [6] [2022-03-16 07:11:37,269 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 07:11:37,269 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 07:11:37,271 INFO L202 PluginConnector]: Adding new model dot-product-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 07:11:37 BasicIcfg [2022-03-16 07:11:37,271 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 07:11:37,273 INFO L158 Benchmark]: Toolchain (without parser) took 859964.75ms. Allocated memory was 199.2MB in the beginning and 773.8MB in the end (delta: 574.6MB). Free memory was 163.2MB in the beginning and 610.0MB in the end (delta: -446.9MB). Peak memory consumption was 487.9MB. Max. memory is 8.0GB. [2022-03-16 07:11:37,274 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 199.2MB. Free memory is still 164.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 07:11:37,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.51ms. Allocated memory is still 199.2MB. Free memory was 163.1MB in the beginning and 161.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 07:11:37,275 INFO L158 Benchmark]: Boogie Preprocessor took 13.69ms. Allocated memory is still 199.2MB. Free memory was 161.6MB in the beginning and 160.6MB in the end (delta: 969.3kB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-16 07:11:37,275 INFO L158 Benchmark]: RCFGBuilder took 212.95ms. Allocated memory is still 199.2MB. Free memory was 160.5MB in the beginning and 151.0MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-16 07:11:37,276 INFO L158 Benchmark]: TraceAbstraction took 859714.10ms. Allocated memory was 199.2MB in the beginning and 773.8MB in the end (delta: 574.6MB). Free memory was 150.5MB in the beginning and 610.0MB in the end (delta: -459.5MB). Peak memory consumption was 475.3MB. Max. memory is 8.0GB. [2022-03-16 07:11:37,276 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 0.11ms. Allocated memory is still 199.2MB. Free memory is still 164.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 20.51ms. Allocated memory is still 199.2MB. Free memory was 163.1MB in the beginning and 161.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 13.69ms. Allocated memory is still 199.2MB. Free memory was 161.6MB in the beginning and 160.6MB in the end (delta: 969.3kB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 212.95ms. Allocated memory is still 199.2MB. Free memory was 160.5MB in the beginning and 151.0MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 859714.10ms. Allocated memory was 199.2MB in the beginning and 773.8MB in the end (delta: 574.6MB). Free memory was 150.5MB in the beginning and 610.0MB in the end (delta: -459.5MB). Peak memory consumption was 475.3MB. 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 1 for 17ms.. - 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 1 for 17ms.. - 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 1 for 17ms.. - 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 1 for 17ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 42 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 859.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.8s, 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: 0.0s 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