/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-POR-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 17:24:18,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 17:24:18,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 17:24:18,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 17:24:18,472 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-POR-NewStatesSleepPersistent-NoLbe.epf [2021-08-22 17:24:18,513 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 17:24:18,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 17:24:18,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 17:24:18,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 17:24:18,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 17:24:18,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 17:24:18,517 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 17:24:18,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 17:24:18,518 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 17:24:18,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 17:24:18,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 17:24:18,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 17:24:18,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 17:24:18,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 17:24:18,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 17:24:18,530 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 17:24:18,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 17:24:18,531 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 17:24:18,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 17:24:18,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 17:24:18,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 17:24:18,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 17:24:18,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 17:24:18,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 17:24:18,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 17:24:18,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 17:24:18,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 17:24:18,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 17:24:18,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 17:24:18,532 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 17:24:18,532 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 17:24:18,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 17:24:18,533 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-22 17:24:18,533 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-08-22 17:24:18,533 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 17:24:18,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 17:24:18,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 17:24:18,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 17:24:18,826 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-22 17:24:18,827 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-22 17:24:18,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl [2021-08-22 17:24:18,827 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl' [2021-08-22 17:24:18,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 17:24:18,849 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-22 17:24:18,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 17:24:18,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 17:24:18,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 17:24:18,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 17:24:18,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 17:24:18,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 17:24:18,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 17:24:18,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 17:24:18,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 17:24:18,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 17:24:18,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 17:24:18,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/1) ... [2021-08-22 17:24:18,900 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 17:24:18,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:24:18,922 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) [2021-08-22 17:24:18,933 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 [2021-08-22 17:24:18,963 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-22 17:24:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-22 17:24:18,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-22 17:24:18,963 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-22 17:24:18,963 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-22 17:24:18,963 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-22 17:24:18,963 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-22 17:24:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 17:24:18,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 17:24:18,964 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-08-22 17:24:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-08-22 17:24:18,964 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-08-22 17:24:18,965 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 17:24:19,143 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 17:24:19,144 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-08-22 17:24:19,145 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:24:19 BoogieIcfgContainer [2021-08-22 17:24:19,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 17:24:19,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 17:24:19,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 17:24:19,156 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 17:24:19,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 05:24:18" (1/2) ... [2021-08-22 17:24:19,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4db7c86d and model type misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:24:19, skipping insertion in model container [2021-08-22 17:24:19,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:24:19" (2/2) ... [2021-08-22 17:24:19,171 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-5.wvr.bpl [2021-08-22 17:24:19,175 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 17:24:19,176 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 17:24:19,176 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-22 17:24:19,176 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 17:24:19,205 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-22 17:24:19,275 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 17:24:19,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:24:19,294 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) [2021-08-22 17:24:19,308 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 [2021-08-22 17:24:19,338 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-22 17:24:19,348 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-08-22 17:24:19,348 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-22 17:24:19,550 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:24:19,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:24:19,555 INFO L82 PathProgramCache]: Analyzing trace with hash -398158538, now seen corresponding path program 1 times [2021-08-22 17:24:19,562 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:24:19,562 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524837751] [2021-08-22 17:24:19,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:24:19,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:24:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:24:19,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 17:24:19,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:24:19,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524837751] [2021-08-22 17:24:19,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524837751] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 17:24:19,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 17:24:19,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 17:24:19,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175588899] [2021-08-22 17:24:19,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 17:24:19,759 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:24:19,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 17:24:19,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 17:24:19,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:19,777 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:24:19,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-08-22 17:24:19,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:19,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:19,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 17:24:19,850 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:24:19,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:24:19,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1966827392, now seen corresponding path program 2 times [2021-08-22 17:24:19,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:24:19,853 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625292769] [2021-08-22 17:24:19,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:24:19,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:24:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:24:19,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:19,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:24:19,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625292769] [2021-08-22 17:24:19,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625292769] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:19,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145113854] [2021-08-22 17:24:19,940 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 17:24:19,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:24:19,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:24:19,948 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) [2021-08-22 17:24:19,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-22 17:24:19,987 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 17:24:19,987 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:24:19,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 17:24:19,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:24:20,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:20,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145113854] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:20,171 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:24:20,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-08-22 17:24:20,172 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256083528] [2021-08-22 17:24:20,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 17:24:20,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:24:20,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 17:24:20,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-22 17:24:20,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:20,177 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:24:20,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 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) [2021-08-22 17:24:20,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:20,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:20,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:20,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:24:20,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-22 17:24:20,481 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,SelfDestructingSolverStorable1 [2021-08-22 17:24:20,481 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:24:20,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:24:20,482 INFO L82 PathProgramCache]: Analyzing trace with hash 311820418, now seen corresponding path program 3 times [2021-08-22 17:24:20,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:24:20,482 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666149710] [2021-08-22 17:24:20,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:24:20,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:24:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:24:20,556 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:20,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:24:20,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666149710] [2021-08-22 17:24:20,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666149710] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:20,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1799778350] [2021-08-22 17:24:20,557 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 17:24:20,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:24:20,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:24:20,576 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) [2021-08-22 17:24:20,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-22 17:24:20,620 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-22 17:24:20,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:24:20,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 17:24:20,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:24:20,784 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:20,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1799778350] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:20,785 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:24:20,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-08-22 17:24:20,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648311561] [2021-08-22 17:24:20,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 17:24:20,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:24:20,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 17:24:20,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-08-22 17:24:20,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:20,792 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:24:20,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 8 states have internal predecessors, (30), 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) [2021-08-22 17:24:20,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:20,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:24:20,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:20,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:20,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:24:20,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:24:20,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-22 17:24:21,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:24:21,161 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:24:21,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:24:21,162 INFO L82 PathProgramCache]: Analyzing trace with hash -593033466, now seen corresponding path program 4 times [2021-08-22 17:24:21,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:24:21,162 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234221526] [2021-08-22 17:24:21,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:24:21,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:24:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:24:21,275 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:21,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:24:21,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234221526] [2021-08-22 17:24:21,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234221526] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:21,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319406901] [2021-08-22 17:24:21,276 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 17:24:21,277 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:24:21,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:24:21,278 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) [2021-08-22 17:24:21,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-22 17:24:21,330 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 17:24:21,330 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:24:21,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-22 17:24:21,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:24:21,791 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:21,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319406901] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:21,792 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:24:21,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-08-22 17:24:21,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124924466] [2021-08-22 17:24:21,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 17:24:21,794 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:24:21,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 17:24:21,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-08-22 17:24:21,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:21,796 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:24:21,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.923076923076923) internal successors, (38), 12 states have internal predecessors, (38), 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) [2021-08-22 17:24:21,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:21,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:24:21,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:24:21,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:22,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:22,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:24:22,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:24:22,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:24:22,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-22 17:24:22,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:24:22,249 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:24:22,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:24:22,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1526855948, now seen corresponding path program 5 times [2021-08-22 17:24:22,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:24:22,250 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74056030] [2021-08-22 17:24:22,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:24:22,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:24:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:24:22,510 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:22,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:24:22,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74056030] [2021-08-22 17:24:22,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74056030] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:22,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269815815] [2021-08-22 17:24:22,512 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 17:24:22,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:24:22,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:24:22,513 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) [2021-08-22 17:24:22,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-22 17:24:22,625 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-08-22 17:24:22,625 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:24:22,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-22 17:24:22,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:24:23,447 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:23,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [269815815] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:23,450 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:24:23,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-08-22 17:24:23,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669339081] [2021-08-22 17:24:23,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 17:24:23,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:24:23,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 17:24:23,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2021-08-22 17:24:23,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:23,462 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:24:23,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.6315789473684212) internal successors, (50), 18 states have internal predecessors, (50), 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) [2021-08-22 17:24:23,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:23,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:24:23,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:24:23,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:24:23,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:23,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:23,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:24:23,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:24:23,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:24:23,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:24:23,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-22 17:24:24,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:24:24,137 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:24:24,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:24:24,138 INFO L82 PathProgramCache]: Analyzing trace with hash 256167570, now seen corresponding path program 6 times [2021-08-22 17:24:24,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:24:24,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937318098] [2021-08-22 17:24:24,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:24:24,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:24:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 17:24:30,283 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 1 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:30,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 17:24:30,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937318098] [2021-08-22 17:24:30,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937318098] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:30,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1057956460] [2021-08-22 17:24:30,284 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 17:24:30,285 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:24:30,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 17:24:30,309 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) [2021-08-22 17:24:30,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-22 17:24:30,455 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-08-22 17:24:30,455 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 17:24:30,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-22 17:24:30,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 17:24:31,659 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 1 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 17:24:31,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1057956460] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 17:24:31,660 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 17:24:31,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-08-22 17:24:31,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175019048] [2021-08-22 17:24:31,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-22 17:24:31,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 17:24:31,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-22 17:24:31,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=453, Unknown=0, NotChecked=0, Total=600 [2021-08-22 17:24:31,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:31,662 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 17:24:31,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 2.48) internal successors, (62), 24 states have internal predecessors, (62), 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) [2021-08-22 17:24:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:31,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:24:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:24:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:24:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:24:31,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 17:24:32,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 17:24:32,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-22 17:24:32,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 17:24:32,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 17:24:32,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 17:24:32,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 17:24:32,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-22 17:24:32,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 17:24:32,663 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 17:24:32,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 17:24:32,663 INFO L82 PathProgramCache]: Analyzing trace with hash 743600924, now seen corresponding path program 7 times [2021-08-22 17:24:32,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 17:24:32,664 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006690230] [2021-08-22 17:24:32,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 17:24:32,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 17:24:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-08-22 17:38:58,401 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 [2021-08-22 17:38:58,401 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 [2021-08-22 17:38:58,465 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-22 17:38:58,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-22 17:38:58,466 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-2-2-2-2-2-1 context. [2021-08-22 17:38:58,473 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 17:38:58,473 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-22 17:38:58,473 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-22 17:38:58,493 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 17:38:58,493 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 17:38:58,494 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 05:38:58 BasicIcfg [2021-08-22 17:38:58,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 17:38:58,495 INFO L168 Benchmark]: Toolchain (without parser) took 879645.65 ms. Allocated memory was 201.3 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 182.3 MB in the beginning and 809.5 MB in the end (delta: -627.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2021-08-22 17:38:58,496 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 201.3 MB. Free memory is still 183.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 17:38:58,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.89 ms. Allocated memory is still 201.3 MB. Free memory was 182.2 MB in the beginning and 180.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 17:38:58,498 INFO L168 Benchmark]: Boogie Preprocessor took 13.83 ms. Allocated memory is still 201.3 MB. Free memory was 180.8 MB in the beginning and 179.8 MB in the end (delta: 958.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 17:38:58,499 INFO L168 Benchmark]: RCFGBuilder took 253.43 ms. Allocated memory is still 201.3 MB. Free memory was 179.8 MB in the beginning and 165.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-08-22 17:38:58,499 INFO L168 Benchmark]: TraceAbstraction took 879340.87 ms. Allocated memory was 201.3 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 165.2 MB in the beginning and 809.5 MB in the end (delta: -644.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2021-08-22 17:38:58,500 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 0.11 ms. Allocated memory is still 201.3 MB. Free memory is still 183.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.89 ms. Allocated memory is still 201.3 MB. Free memory was 182.2 MB in the beginning and 180.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.83 ms. Allocated memory is still 201.3 MB. Free memory was 180.8 MB in the beginning and 179.8 MB in the end (delta: 958.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 253.43 ms. Allocated memory is still 201.3 MB. Free memory was 179.8 MB in the beginning and 165.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 879340.87 ms. Allocated memory was 201.3 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 165.2 MB in the beginning and 809.5 MB in the end (delta: -644.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1275, positive: 980, positive conditional: 797, positive unconditional: 183, negative: 295, negative conditional: 287, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1079, positive: 980, positive conditional: 797, positive unconditional: 183, negative: 99, negative conditional: 91, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1079, positive: 980, positive conditional: 797, positive unconditional: 183, negative: 99, negative conditional: 91, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1349, positive: 980, positive conditional: 587, positive unconditional: 393, negative: 369, negative conditional: 270, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1349, positive: 980, positive conditional: 574, positive unconditional: 406, negative: 369, negative conditional: 121, negative unconditional: 248, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1349, positive: 980, positive conditional: 574, positive unconditional: 406, negative: 369, negative conditional: 121, negative unconditional: 248, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 371, positive: 338, positive conditional: 166, positive unconditional: 172, negative: 33, negative conditional: 23, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 371, positive: 170, positive conditional: 0, positive unconditional: 170, negative: 201, negative conditional: 0, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 201, positive: 168, positive conditional: 166, positive unconditional: 2, negative: 33, negative conditional: 23, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 400, positive: 269, positive conditional: 249, positive unconditional: 19, negative: 131, negative conditional: 42, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1349, positive: 642, positive conditional: 408, positive unconditional: 234, negative: 336, negative conditional: 98, negative unconditional: 238, unknown: 371, unknown conditional: 189, unknown unconditional: 182] , Statistics on independence cache: Total cache size (in pairs): 371, Positive cache size: 338, Positive conditional cache size: 166, Positive unconditional cache size: 172, Negative cache size: 33, Negative conditional cache size: 23, Negative unconditional cache size: 10, Eliminated conditions: 162, Maximal queried relation: 6, Independence queries for same thread: 196 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 137, Number of persistent set computation: 23, Number of trivial persistent sets: 9, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 191, positive: 183, positive conditional: 0, positive unconditional: 183, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1275, positive: 980, positive conditional: 797, positive unconditional: 183, negative: 295, negative conditional: 287, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1079, positive: 980, positive conditional: 797, positive unconditional: 183, negative: 99, negative conditional: 91, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1079, positive: 980, positive conditional: 797, positive unconditional: 183, negative: 99, negative conditional: 91, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1349, positive: 980, positive conditional: 587, positive unconditional: 393, negative: 369, negative conditional: 270, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1349, positive: 980, positive conditional: 574, positive unconditional: 406, negative: 369, negative conditional: 121, negative unconditional: 248, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1349, positive: 980, positive conditional: 574, positive unconditional: 406, negative: 369, negative conditional: 121, negative unconditional: 248, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 371, positive: 338, positive conditional: 166, positive unconditional: 172, negative: 33, negative conditional: 23, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 371, positive: 170, positive conditional: 0, positive unconditional: 170, negative: 201, negative conditional: 0, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 201, positive: 168, positive conditional: 166, positive unconditional: 2, negative: 33, negative conditional: 23, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 400, positive: 269, positive conditional: 249, positive unconditional: 19, negative: 131, negative conditional: 42, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1349, positive: 642, positive conditional: 408, positive unconditional: 234, negative: 336, negative conditional: 98, negative unconditional: 238, unknown: 371, unknown conditional: 189, unknown unconditional: 182] , Statistics on independence cache: Total cache size (in pairs): 371, Positive cache size: 338, Positive conditional cache size: 166, Positive unconditional cache size: 172, Negative cache size: 33, Negative conditional cache size: 23, Negative unconditional cache size: 10, Eliminated conditions: 162, Maximal queried relation: 6, Independence queries for same thread: 196 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 70]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-2-2-2-2-2-1 context. - TimeoutResultAtElement [Line: 65]: 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 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-2-2-2-2-2-1 context. - TimeoutResultAtElement [Line: 64]: 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 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-2-2-2-2-2-1 context. - TimeoutResultAtElement [Line: 64]: 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 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-2-2-2-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 36 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 879234.9ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 26.2ms, PartialOrderReductionTime: 1950.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 53, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 35.0ms SsaConstructionTime, 230.5ms SatisfiabilityAnalysisTime, 9397.8ms InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 2116 SizeOfPredicates, 14 NumberOfNonLiveVariables, 258 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 11 InterpolantComputations, 1 PerfectInterpolantSequences, 12/352 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