/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-15 19:42:26,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-15 19:42:26,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-15 19:42:26,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-15 19:42:26,920 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-NewStatesSleep-NoLbe.epf [2022-02-15 19:42:26,943 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-15 19:42:26,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-15 19:42:26,944 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-15 19:42:26,944 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-15 19:42:26,944 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-15 19:42:26,944 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-15 19:42:26,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-15 19:42:26,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-15 19:42:26,945 INFO L138 SettingsManager]: * Use SBE=true [2022-02-15 19:42:26,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-15 19:42:26,945 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-15 19:42:26,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-15 19:42:26,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-15 19:42:26,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-15 19:42:26,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-15 19:42:26,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-15 19:42:26,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-15 19:42:26,946 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-15 19:42:26,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-15 19:42:26,946 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-15 19:42:26,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-15 19:42:26,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-15 19:42:26,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-15 19:42:26,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-15 19:42:26,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-15 19:42:26,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 19:42:26,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-15 19:42:26,947 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-15 19:42:26,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-15 19:42:26,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-15 19:42:26,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-15 19:42:26,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-15 19:42:26,948 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-15 19:42:26,948 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-15 19:42:26,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-15 19:42:26,948 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-15 19:42:26,948 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-15 19:42:27,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-15 19:42:27,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-15 19:42:27,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-15 19:42:27,221 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-02-15 19:42:27,222 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-02-15 19:42:27,223 INFO L432 ainManager$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 [2022-02-15 19:42:27,223 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl' [2022-02-15 19:42:27,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-15 19:42:27,253 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-15 19:42:27,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-15 19:42:27,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-15 19:42:27,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-15 19:42:27,264 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 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,270 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 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,275 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-02-15 19:42:27,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-15 19:42:27,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-15 19:42:27,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-15 19:42:27,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-15 19:42:27,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-15 19:42:27,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-15 19:42:27,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-15 19:42:27,299 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-15 19:42:27,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.02 07:42:27" (1/1) ... [2022-02-15 19:42:27,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-15 19:42:27,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 19:42:27,338 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) [2022-02-15 19:42:27,344 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 [2022-02-15 19:42:27,371 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-02-15 19:42:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-15 19:42:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-15 19:42:27,371 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-02-15 19:42:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-15 19:42:27,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-15 19:42:27,372 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-02-15 19:42:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-15 19:42:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-15 19:42:27,373 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-02-15 19:42:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-15 19:42:27,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-15 19:42:27,374 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-15 19:42:27,411 INFO L234 CfgBuilder]: Building ICFG [2022-02-15 19:42:27,413 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-15 19:42:27,484 INFO L275 CfgBuilder]: Performing block encoding [2022-02-15 19:42:27,510 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-15 19:42:27,511 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-15 19:42:27,513 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 07:42:27 BoogieIcfgContainer [2022-02-15 19:42:27,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-15 19:42:27,514 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-15 19:42:27,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-15 19:42:27,520 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-15 19:42:27,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.02 07:42:27" (1/2) ... [2022-02-15 19:42:27,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44482308 and model type misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 07:42:27, skipping insertion in model container [2022-02-15 19:42:27,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 07:42:27" (2/2) ... [2022-02-15 19:42:27,525 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-5.wvr.bpl [2022-02-15 19:42:27,530 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-15 19:42:27,530 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-15 19:42:27,530 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-15 19:42:27,530 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-15 19:42:27,603 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-15 19:42:27,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-15 19:42:27,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 19:42:27,692 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) [2022-02-15 19:42:27,695 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 [2022-02-15 19:42:27,743 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-15 19:42:27,751 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 [2022-02-15 19:42:27,752 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-15 19:42:27,953 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-15 19:42:27,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 19:42:27,958 INFO L85 PathProgramCache]: Analyzing trace with hash -404645288, now seen corresponding path program 1 times [2022-02-15 19:42:27,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 19:42:27,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110776036] [2022-02-15 19:42:27,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 19:42:27,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 19:42:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 19:42:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-15 19:42:28,112 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 19:42:28,112 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110776036] [2022-02-15 19:42:28,112 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110776036] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-15 19:42:28,113 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-15 19:42:28,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-15 19:42:28,114 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647738474] [2022-02-15 19:42:28,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-15 19:42:28,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-15 19:42:28,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 19:42:28,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-15 19:42:28,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-15 19:42:28,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:42:28,169 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 19:42:28,188 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) [2022-02-15 19:42:28,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:42:28,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 19:42:28,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-15 19:42:28,272 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-15 19:42:28,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 19:42:28,274 INFO L85 PathProgramCache]: Analyzing trace with hash 361689176, now seen corresponding path program 2 times [2022-02-15 19:42:28,274 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 19:42:28,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184222624] [2022-02-15 19:42:28,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 19:42:28,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 19:42:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 19:42:28,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:42:28,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 19:42:28,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184222624] [2022-02-15 19:42:28,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184222624] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-15 19:42:28,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868950224] [2022-02-15 19:42:28,378 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-15 19:42:28,378 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-15 19:42:28,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 19:42:28,384 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) [2022-02-15 19:42:28,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-15 19:42:28,429 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-15 19:42:28,430 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-15 19:42:28,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-15 19:42:28,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-15 19:42:28,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:42:28,542 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-15 19:42:28,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:42:28,703 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868950224] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-15 19:42:28,703 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-15 19:42:28,703 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-02-15 19:42:28,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965511637] [2022-02-15 19:42:28,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-15 19:42:28,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-15 19:42:28,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 19:42:28,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-15 19:42:28,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-02-15 19:42:28,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:42:28,708 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 19:42:28,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 8 states have internal predecessors, (34), 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) [2022-02-15 19:42:28,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 19:42:28,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:42:28,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 19:42:28,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 19:42:28,887 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-15 19:42:29,087 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 [2022-02-15 19:42:29,088 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-15 19:42:29,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 19:42:29,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1987561436, now seen corresponding path program 3 times [2022-02-15 19:42:29,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 19:42:29,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880829809] [2022-02-15 19:42:29,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 19:42:29,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 19:42:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 19:42:29,197 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:42:29,197 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 19:42:29,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880829809] [2022-02-15 19:42:29,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880829809] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-15 19:42:29,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922281353] [2022-02-15 19:42:29,198 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-15 19:42:29,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-15 19:42:29,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 19:42:29,200 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) [2022-02-15 19:42:29,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-15 19:42:29,228 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-02-15 19:42:29,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-15 19:42:29,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 9 conjunts are in the unsatisfiable core [2022-02-15 19:42:29,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-15 19:42:29,484 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:42:29,485 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-15 19:42:29,918 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:42:29,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [922281353] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-15 19:42:29,918 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-15 19:42:29,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 14 [2022-02-15 19:42:29,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531588115] [2022-02-15 19:42:29,919 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-15 19:42:29,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-15 19:42:29,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 19:42:29,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-15 19:42:29,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2022-02-15 19:42:29,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:42:29,921 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 19:42:29,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 14 states have internal predecessors, (46), 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) [2022-02-15 19:42:29,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 19:42:29,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 19:42:29,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:42:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 19:42:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 19:42:30,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-15 19:42:30,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-15 19:42:30,569 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 [2022-02-15 19:42:30,570 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-15 19:42:30,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 19:42:30,570 INFO L85 PathProgramCache]: Analyzing trace with hash -439594780, now seen corresponding path program 4 times [2022-02-15 19:42:30,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 19:42:30,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95001089] [2022-02-15 19:42:30,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 19:42:30,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 19:42:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-15 19:42:30,793 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:42:30,793 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-15 19:42:30,793 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95001089] [2022-02-15 19:42:30,793 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95001089] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-15 19:42:30,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276414150] [2022-02-15 19:42:30,794 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-15 19:42:30,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-15 19:42:30,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-15 19:42:30,795 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) [2022-02-15 19:42:30,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-15 19:42:30,833 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-15 19:42:30,834 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-15 19:42:30,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 13 conjunts are in the unsatisfiable core [2022-02-15 19:42:30,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-15 19:42:31,373 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:42:31,374 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-15 19:42:32,893 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-15 19:42:32,894 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276414150] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-15 19:42:32,894 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-15 19:42:32,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 26 [2022-02-15 19:42:32,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970207581] [2022-02-15 19:42:32,894 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-15 19:42:32,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-02-15 19:42:32,895 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-15 19:42:32,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-02-15 19:42:32,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=506, Unknown=0, NotChecked=0, Total=702 [2022-02-15 19:42:32,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:42:32,896 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-15 19:42:32,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 2.5925925925925926) internal successors, (70), 26 states have internal predecessors, (70), 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) [2022-02-15 19:42:32,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-15 19:42:32,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-15 19:42:32,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-15 19:42:32,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-15 19:42:34,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-15 19:42:34,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-15 19:42:34,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-15 19:42:34,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-15 19:42:34,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-15 19:42:34,364 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 [2022-02-15 19:42:34,364 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-15 19:42:34,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-15 19:42:34,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1222849804, now seen corresponding path program 5 times [2022-02-15 19:42:34,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-15 19:42:34,375 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269456710] [2022-02-15 19:42:34,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-15 19:42:34,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-15 19:42:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-02-15 19:57:08,701 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 [2022-02-15 19:57:08,701 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 [2022-02-15 19:57:08,722 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-02-15 19:57:08,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-15 19:57:08,724 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 ∧-27-2-17-2-16-2-15-2-15-2-15-2-14-2-14-2-13-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2022-02-15 19:57:08,728 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-15 19:57:08,728 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-02-15 19:57:08,729 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-02-15 19:57:08,742 INFO L732 BasicCegarLoop]: Path program histogram: [5] [2022-02-15 19:57:08,743 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-15 19:57:08,743 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-15 19:57:08,746 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.02 07:57:08 BasicIcfg [2022-02-15 19:57:08,746 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-15 19:57:08,747 INFO L158 Benchmark]: Toolchain (without parser) took 881493.87ms. Allocated memory was 195.0MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 154.4MB in the beginning and 713.6MB in the end (delta: -559.2MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2022-02-15 19:57:08,747 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 195.0MB. Free memory is still 155.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-15 19:57:08,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.14ms. Allocated memory is still 195.0MB. Free memory was 154.3MB in the beginning and 152.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-15 19:57:08,750 INFO L158 Benchmark]: Boogie Preprocessor took 19.12ms. Allocated memory is still 195.0MB. Free memory was 152.8MB in the beginning and 151.9MB in the end (delta: 919.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-15 19:57:08,750 INFO L158 Benchmark]: RCFGBuilder took 213.84ms. Allocated memory is still 195.0MB. Free memory was 151.8MB in the beginning and 142.1MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-02-15 19:57:08,750 INFO L158 Benchmark]: TraceAbstraction took 881231.86ms. Allocated memory was 195.0MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 141.7MB in the beginning and 713.6MB in the end (delta: -571.9MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2022-02-15 19:57:08,752 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 0.12ms. Allocated memory is still 195.0MB. Free memory is still 155.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.14ms. Allocated memory is still 195.0MB. Free memory was 154.3MB in the beginning and 152.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 19.12ms. Allocated memory is still 195.0MB. Free memory was 152.8MB in the beginning and 151.9MB in the end (delta: 919.5kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 213.84ms. Allocated memory is still 195.0MB. Free memory was 151.8MB in the beginning and 142.1MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 881231.86ms. Allocated memory was 195.0MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 141.7MB in the beginning and 713.6MB in the end (delta: -571.9MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 696, positive: 486, positive conditional: 486, positive unconditional: 0, negative: 210, negative conditional: 210, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 571, positive: 486, positive conditional: 486, positive unconditional: 0, negative: 85, negative conditional: 85, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 571, positive: 486, positive conditional: 486, positive unconditional: 0, negative: 85, negative conditional: 85, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 784, positive: 486, positive conditional: 352, positive unconditional: 134, negative: 298, negative conditional: 213, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 784, positive: 486, positive conditional: 347, positive unconditional: 139, negative: 298, negative conditional: 145, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 784, positive: 486, positive conditional: 347, positive unconditional: 139, negative: 298, negative conditional: 145, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 163, positive: 119, positive conditional: 88, positive unconditional: 31, negative: 44, negative conditional: 38, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 163, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 133, negative conditional: 0, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 133, positive: 89, positive conditional: 88, positive unconditional: 1, negative: 44, negative conditional: 38, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 355, positive: 190, positive conditional: 154, positive unconditional: 36, negative: 165, negative conditional: 78, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 784, positive: 367, positive conditional: 259, positive unconditional: 108, negative: 254, negative conditional: 107, negative unconditional: 147, unknown: 163, unknown conditional: 126, unknown unconditional: 37] , Statistics on independence cache: Total cache size (in pairs): 163, Positive cache size: 119, Positive conditional cache size: 88, Positive unconditional cache size: 31, Negative cache size: 44, Negative conditional cache size: 38, Negative unconditional cache size: 6, Eliminated conditions: 73, Maximal queried relation: 4, Independence queries for same thread: 125 - 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: 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 ∧-27-2-17-2-16-2-15-2-15-2-15-2-14-2-14-2-13-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-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 ∧-27-2-17-2-16-2-15-2-15-2-15-2-14-2-14-2-13-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-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 ∧-27-2-17-2-16-2-15-2-15-2-15-2-14-2-14-2-13-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-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 ∧-27-2-17-2-16-2-15-2-15-2-15-2-14-2-14-2-13-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-12-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-11-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 36 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 881.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 2.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 43, 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, 0.1s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 2954 SizeOfPredicates, 8 NumberOfNonLiveVariables, 148 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 11/188 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