/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-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-22 18:52:16,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-22 18:52:16,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-22 18:52:16,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-22 18:52:16,794 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-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf [2021-10-22 18:52:16,810 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-22 18:52:16,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-22 18:52:16,811 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-22 18:52:16,811 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-22 18:52:16,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-22 18:52:16,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-22 18:52:16,813 INFO L138 SettingsManager]: * Use SBE=true [2021-10-22 18:52:16,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-22 18:52:16,813 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-22 18:52:16,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-22 18:52:16,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-22 18:52:16,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-22 18:52:16,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-22 18:52:16,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-22 18:52:16,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-22 18:52:16,814 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-22 18:52:16,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-22 18:52:16,815 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-22 18:52:16,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-22 18:52:16,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-22 18:52:16,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-22 18:52:16,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-22 18:52:16,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-22 18:52:16,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 18:52:16,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-22 18:52:16,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-22 18:52:16,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 [2021-10-22 18:52:16,817 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-22 18:52:16,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-22 18:52:17,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-22 18:52:17,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-22 18:52:17,003 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-10-22 18:52:17,004 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-10-22 18:52:17,005 INFO L432 ainManager$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 [2021-10-22 18:52:17,005 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl' [2021-10-22 18:52:17,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-22 18:52:17,032 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-10-22 18:52:17,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-22 18:52:17,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-22 18:52:17,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-22 18:52:17,041 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 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,046 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 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-22 18:52:17,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-22 18:52:17,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-22 18:52:17,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-22 18:52:17,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-22 18:52:17,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-22 18:52:17,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-22 18:52:17,067 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-22 18:52:17,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 06:52:17" (1/1) ... [2021-10-22 18:52:17,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 18:52:17,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:52:17,092 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) [2021-10-22 18:52:17,122 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 [2021-10-22 18:52:17,153 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-10-22 18:52:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-22 18:52:17,153 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-22 18:52:17,153 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-10-22 18:52:17,154 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-22 18:52:17,154 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-22 18:52:17,154 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-10-22 18:52:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-22 18:52:17,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-22 18:52:17,155 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-10-22 18:52:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-22 18:52:17,155 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-22 18:52:17,156 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-22 18:52:17,370 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-22 18:52:17,371 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-10-22 18:52:17,372 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 06:52:17 BoogieIcfgContainer [2021-10-22 18:52:17,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-22 18:52:17,373 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-22 18:52:17,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-22 18:52:17,389 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-22 18:52:17,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.10 06:52:17" (1/2) ... [2021-10-22 18:52:17,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23a879f and model type misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 06:52:17, skipping insertion in model container [2021-10-22 18:52:17,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 06:52:17" (2/2) ... [2021-10-22 18:52:17,390 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-5.wvr.bpl [2021-10-22 18:52:17,394 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-22 18:52:17,394 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-22 18:52:17,394 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-22 18:52:17,394 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-22 18:52:17,417 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-22 18:52:17,450 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:52:17,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:52:17,452 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) [2021-10-22 18:52:17,452 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 [2021-10-22 18:52:17,490 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-22 18:52:17,494 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 [2021-10-22 18:52:17,494 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-22 18:52:17,644 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 18:52:17,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:52:17,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1414320356, now seen corresponding path program 1 times [2021-10-22 18:52:17,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:52:17,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597129361] [2021-10-22 18:52:17,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:52:17,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:52:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:52:17,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-22 18:52:17,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:52:17,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597129361] [2021-10-22 18:52:17,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597129361] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:52:17,746 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:52:17,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-22 18:52:17,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036729848] [2021-10-22 18:52:17,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-22 18:52:17,750 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:52:17,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-22 18:52:17,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-22 18:52:17,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:17,761 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:52:17,762 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) [2021-10-22 18:52:17,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:17,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:17,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-22 18:52:17,793 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 18:52:17,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:52:17,793 INFO L82 PathProgramCache]: Analyzing trace with hash -2099935234, now seen corresponding path program 2 times [2021-10-22 18:52:17,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:52:17,794 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264646395] [2021-10-22 18:52:17,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:52:17,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:52:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:52:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:17,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:52:17,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264646395] [2021-10-22 18:52:17,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264646395] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:17,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1462016632] [2021-10-22 18:52:17,873 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-22 18:52:17,873 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:52:17,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:52:17,877 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) [2021-10-22 18:52:17,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-22 18:52:17,914 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-22 18:52:17,914 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:52:17,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-22 18:52:17,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:52:18,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:18,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1462016632] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:18,068 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:52:18,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-22 18:52:18,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175914251] [2021-10-22 18:52:18,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-22 18:52:18,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:52:18,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-22 18:52:18,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-22 18:52:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:18,075 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:52:18,076 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) [2021-10-22 18:52:18,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:18,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:18,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:18,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:52:18,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-10-22 18:52:18,370 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 [2021-10-22 18:52:18,373 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 18:52:18,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:52:18,373 INFO L82 PathProgramCache]: Analyzing trace with hash 1145883802, now seen corresponding path program 3 times [2021-10-22 18:52:18,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:52:18,374 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057274500] [2021-10-22 18:52:18,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:52:18,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:52:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:52:18,455 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:18,455 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:52:18,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057274500] [2021-10-22 18:52:18,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057274500] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:18,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405446560] [2021-10-22 18:52:18,456 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-22 18:52:18,456 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:52:18,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:52:18,458 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) [2021-10-22 18:52:18,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-22 18:52:18,494 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-10-22 18:52:18,494 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:52:18,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-22 18:52:18,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:52:18,692 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:18,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [405446560] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:18,693 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:52:18,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-22 18:52:18,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697105769] [2021-10-22 18:52:18,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-22 18:52:18,694 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:52:18,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-22 18:52:18,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-10-22 18:52:18,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:18,695 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:52:18,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 8 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) [2021-10-22 18:52:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:52:18,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:18,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:18,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:52:18,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:52:18,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-22 18:52:18,975 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 [2021-10-22 18:52:18,976 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 18:52:18,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:52:18,976 INFO L82 PathProgramCache]: Analyzing trace with hash 1876835932, now seen corresponding path program 4 times [2021-10-22 18:52:18,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:52:18,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796204785] [2021-10-22 18:52:18,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:52:18,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:52:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:52:19,064 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:19,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:52:19,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796204785] [2021-10-22 18:52:19,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796204785] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:19,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529497480] [2021-10-22 18:52:19,065 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-22 18:52:19,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:52:19,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:52:19,066 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) [2021-10-22 18:52:19,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-22 18:52:19,116 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-22 18:52:19,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:52:19,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-22 18:52:19,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:52:19,360 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:19,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529497480] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:19,361 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:52:19,361 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-10-22 18:52:19,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756898632] [2021-10-22 18:52:19,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-22 18:52:19,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:52:19,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-22 18:52:19,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-10-22 18:52:19,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:19,364 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:52:19,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 10 states have internal predecessors, (37), 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) [2021-10-22 18:52:19,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:19,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:52:19,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:52:19,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:19,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:19,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:52:19,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:52:19,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:52:19,469 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-22 18:52:19,667 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 [2021-10-22 18:52:19,667 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 18:52:19,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:52:19,668 INFO L82 PathProgramCache]: Analyzing trace with hash -52803682, now seen corresponding path program 5 times [2021-10-22 18:52:19,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:52:19,668 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860716285] [2021-10-22 18:52:19,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:52:19,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:52:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:52:19,787 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:19,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:52:19,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860716285] [2021-10-22 18:52:19,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860716285] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:19,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2102612714] [2021-10-22 18:52:19,788 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-22 18:52:19,788 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:52:19,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:52:19,793 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) [2021-10-22 18:52:19,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-22 18:52:19,900 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-10-22 18:52:19,900 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:52:19,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-22 18:52:19,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:52:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:20,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2102612714] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:20,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:52:20,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-10-22 18:52:20,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380948102] [2021-10-22 18:52:20,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-22 18:52:20,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:52:20,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-22 18:52:20,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-10-22 18:52:20,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:20,186 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:52:20,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.1538461538461537) internal successors, (41), 12 states have internal predecessors, (41), 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) [2021-10-22 18:52:20,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:52:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:52:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:52:20,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:20,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:20,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:52:20,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:52:20,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:52:20,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:52:20,352 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-10-22 18:52:20,552 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 [2021-10-22 18:52:20,553 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 18:52:20,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:52:20,553 INFO L82 PathProgramCache]: Analyzing trace with hash 131543140, now seen corresponding path program 6 times [2021-10-22 18:52:20,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:52:20,553 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693349710] [2021-10-22 18:52:20,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:52:20,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:52:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:52:20,819 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:20,819 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:52:20,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693349710] [2021-10-22 18:52:20,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693349710] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:20,819 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748539921] [2021-10-22 18:52:20,819 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-22 18:52:20,820 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:52:20,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:52:20,821 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) [2021-10-22 18:52:20,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-22 18:52:20,934 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-10-22 18:52:20,934 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-22 18:52:20,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-22 18:52:20,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:52:21,618 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:52:21,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748539921] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:52:21,618 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:52:21,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-10-22 18:52:21,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254456780] [2021-10-22 18:52:21,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-10-22 18:52:21,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:52:21,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-10-22 18:52:21,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2021-10-22 18:52:21,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:21,620 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:52:21,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.6666666666666665) internal successors, (48), 17 states have internal predecessors, (48), 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) [2021-10-22 18:52:21,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:21,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:52:21,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:52:21,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:52:21,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:52:21,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:52:21,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:52:21,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:52:21,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:52:21,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:52:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:52:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:52:21,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-22 18:52:22,068 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 [2021-10-22 18:52:22,069 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 18:52:22,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:52:22,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1972890794, now seen corresponding path program 7 times [2021-10-22 18:52:22,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:52:22,069 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971383092] [2021-10-22 18:52:22,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:52:22,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:52:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:55:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 1 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:55:14,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:55:14,245 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971383092] [2021-10-22 18:55:14,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971383092] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:55:14,245 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941141878] [2021-10-22 18:55:14,245 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-22 18:55:14,245 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:55:14,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:55:14,247 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-22 18:55:14,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-22 18:55:14,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:55:14,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-22 18:55:14,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-22 18:55:15,533 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 1 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:55:15,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941141878] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-22 18:55:15,533 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-22 18:55:15,533 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-10-22 18:55:15,534 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917039401] [2021-10-22 18:55:15,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-22 18:55:15,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:55:15,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-22 18:55:15,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=469, Unknown=0, NotChecked=0, Total=600 [2021-10-22 18:55:15,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:55:15,535 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:55:15,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 2.6) internal successors, (65), 24 states have internal predecessors, (65), 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) [2021-10-22 18:55:15,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:55:15,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:55:15,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:55:15,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:55:15,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:55:15,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:55:15,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:55:16,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-22 18:55:16,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-22 18:55:16,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:55:16,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-22 18:55:16,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:55:16,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:55:16,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-22 18:55:16,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-22 18:55:16,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-22 18:55:16,358 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-22 18:55:16,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:55:16,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1006992500, now seen corresponding path program 8 times [2021-10-22 18:55:16,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:55:16,359 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178725048] [2021-10-22 18:55:16,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:55:16,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:55:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-10-22 19:07:01,412 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 [2021-10-22 19:07:01,452 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 [2021-10-22 19:07:01,499 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-10-22 19:07:01,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-22 19:07:01,500 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 49 with TraceHistMax 16,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-69-2-79-2-79-2-79-2-79-2-79-2-79-2-79-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-68-2-68-2-68-2-68-2-68-2-68-2-67-2-67-2-67-2-67-2-66-2-66-2-66-2-62-2-62-2-62-2-61-2-61-2-59-2-58-2-57-2-56-2-55-2-55-2-54-2-54-2-54-2-52-2-52-2-51-2-51-2-50-2-50-2-48-2-48-2-47-2-47-2-46-2-46-2-45-2-45-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-41-2-41-2-41-2-41-2-41-2-41-2-41-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-39-2-39-2-38-2-38-2-38-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-36-2-36-2-36-2-36-2-36-2-36-2-35-2-35-2-29-2-29-2-29-2-29-2-28-2-27-2-26-2-26-2-25-2-21-2-20-2-19-2-18-2-17-2-16-2-16-2-16-2-16-2-15-2-15-2-14-2-13-2-13-2-12-2-11-2-9-2-9-2-9-2-9-2-8-2-7-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-3-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2021-10-22 19:07:01,501 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-22 19:07:01,501 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-22 19:07:01,501 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-22 19:07:01,507 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-22 19:07:01,507 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-22 19:07:01,519 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 07:07:01 BasicIcfg [2021-10-22 19:07:01,519 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-22 19:07:01,521 INFO L168 Benchmark]: Toolchain (without parser) took 884488.31 ms. Allocated memory was 173.0 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 139.1 MB in the beginning and 3.2 GB in the end (delta: -3.0 GB). Peak memory consumption was 2.1 GB. Max. memory is 8.0 GB. [2021-10-22 19:07:01,521 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 173.0 MB. Free memory is still 140.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-22 19:07:01,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.57 ms. Allocated memory is still 173.0 MB. Free memory was 139.1 MB in the beginning and 137.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-22 19:07:01,521 INFO L168 Benchmark]: Boogie Preprocessor took 13.20 ms. Allocated memory is still 173.0 MB. Free memory was 137.6 MB in the beginning and 136.7 MB in the end (delta: 873.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-22 19:07:01,521 INFO L168 Benchmark]: RCFGBuilder took 305.87 ms. Allocated memory is still 173.0 MB. Free memory was 136.6 MB in the beginning and 122.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-10-22 19:07:01,522 INFO L168 Benchmark]: TraceAbstraction took 884146.13 ms. Allocated memory was 173.0 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 121.9 MB in the beginning and 3.2 GB in the end (delta: -3.0 GB). Peak memory consumption was 2.1 GB. Max. memory is 8.0 GB. [2021-10-22 19:07:01,522 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 173.0 MB. Free memory is still 140.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 18.57 ms. Allocated memory is still 173.0 MB. Free memory was 139.1 MB in the beginning and 137.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.20 ms. Allocated memory is still 173.0 MB. Free memory was 137.6 MB in the beginning and 136.7 MB in the end (delta: 873.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 305.87 ms. Allocated memory is still 173.0 MB. Free memory was 136.6 MB in the beginning and 122.4 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 884146.13 ms. Allocated memory was 173.0 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 121.9 MB in the beginning and 3.2 GB in the end (delta: -3.0 GB). Peak memory consumption was 2.1 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: 834, positive: 722, positive conditional: 513, positive unconditional: 209, negative: 112, negative conditional: 104, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 755, positive: 722, positive conditional: 0, positive unconditional: 722, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 201, positive: 192, positive conditional: 0, positive unconditional: 192, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 201, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 755, positive: 530, positive conditional: 0, positive unconditional: 530, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 201, unknown conditional: 0, unknown unconditional: 201] , Statistics on independence cache: Total cache size (in pairs): 201, Positive cache size: 192, Positive conditional cache size: 0, Positive unconditional cache size: 192, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Independence queries for same thread: 79 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 121, Number of persistent set computation: 26, Number of trivial persistent sets: 13, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 834, positive: 722, positive conditional: 513, positive unconditional: 209, negative: 112, negative conditional: 104, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 755, positive: 722, positive conditional: 0, positive unconditional: 722, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 201, positive: 192, positive conditional: 0, positive unconditional: 192, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 201, positive: 190, positive conditional: 0, positive unconditional: 190, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 755, positive: 530, positive conditional: 0, positive unconditional: 530, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 201, unknown conditional: 0, unknown unconditional: 201] , Statistics on independence cache: Total cache size (in pairs): 201, Positive cache size: 192, Positive conditional cache size: 0, Positive unconditional cache size: 192, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Independence queries for same thread: 79 - 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 49 with TraceHistMax 16,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-69-2-79-2-79-2-79-2-79-2-79-2-79-2-79-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-68-2-68-2-68-2-68-2-68-2-68-2-67-2-67-2-67-2-67-2-66-2-66-2-66-2-62-2-62-2-62-2-61-2-61-2-59-2-58-2-57-2-56-2-55-2-55-2-54-2-54-2-54-2-52-2-52-2-51-2-51-2-50-2-50-2-48-2-48-2-47-2-47-2-46-2-46-2-45-2-45-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-41-2-41-2-41-2-41-2-41-2-41-2-41-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-39-2-39-2-38-2-38-2-38-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-36-2-36-2-36-2-36-2-36-2-36-2-35-2-35-2-29-2-29-2-29-2-29-2-28-2-27-2-26-2-26-2-25-2-21-2-20-2-19-2-18-2-17-2-16-2-16-2-16-2-16-2-15-2-15-2-14-2-13-2-13-2-12-2-11-2-9-2-9-2-9-2-9-2-8-2-7-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-3-2-2-2-2-1 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 49 with TraceHistMax 16,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-69-2-79-2-79-2-79-2-79-2-79-2-79-2-79-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-68-2-68-2-68-2-68-2-68-2-68-2-67-2-67-2-67-2-67-2-66-2-66-2-66-2-62-2-62-2-62-2-61-2-61-2-59-2-58-2-57-2-56-2-55-2-55-2-54-2-54-2-54-2-52-2-52-2-51-2-51-2-50-2-50-2-48-2-48-2-47-2-47-2-46-2-46-2-45-2-45-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-41-2-41-2-41-2-41-2-41-2-41-2-41-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-39-2-39-2-38-2-38-2-38-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-36-2-36-2-36-2-36-2-36-2-36-2-35-2-35-2-29-2-29-2-29-2-29-2-28-2-27-2-26-2-26-2-25-2-21-2-20-2-19-2-18-2-17-2-16-2-16-2-16-2-16-2-15-2-15-2-14-2-13-2-13-2-12-2-11-2-9-2-9-2-9-2-9-2-8-2-7-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-3-2-2-2-2-1 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 49 with TraceHistMax 16,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-69-2-79-2-79-2-79-2-79-2-79-2-79-2-79-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-68-2-68-2-68-2-68-2-68-2-68-2-67-2-67-2-67-2-67-2-66-2-66-2-66-2-62-2-62-2-62-2-61-2-61-2-59-2-58-2-57-2-56-2-55-2-55-2-54-2-54-2-54-2-52-2-52-2-51-2-51-2-50-2-50-2-48-2-48-2-47-2-47-2-46-2-46-2-45-2-45-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-41-2-41-2-41-2-41-2-41-2-41-2-41-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-39-2-39-2-38-2-38-2-38-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-36-2-36-2-36-2-36-2-36-2-36-2-35-2-35-2-29-2-29-2-29-2-29-2-28-2-27-2-26-2-26-2-25-2-21-2-20-2-19-2-18-2-17-2-16-2-16-2-16-2-16-2-15-2-15-2-14-2-13-2-13-2-12-2-11-2-9-2-9-2-9-2-9-2-8-2-7-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-3-2-2-2-2-1 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 49 with TraceHistMax 16,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-69-2-79-2-79-2-79-2-79-2-79-2-79-2-79-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-78-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-77-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-76-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-75-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-74-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-73-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-72-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-71-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-70-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-69-2-68-2-68-2-68-2-68-2-68-2-68-2-67-2-67-2-67-2-67-2-66-2-66-2-66-2-62-2-62-2-62-2-61-2-61-2-59-2-58-2-57-2-56-2-55-2-55-2-54-2-54-2-54-2-52-2-52-2-51-2-51-2-50-2-50-2-48-2-48-2-47-2-47-2-46-2-46-2-45-2-45-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-42-2-41-2-41-2-41-2-41-2-41-2-41-2-41-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-40-2-39-2-39-2-38-2-38-2-38-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-37-2-36-2-36-2-36-2-36-2-36-2-36-2-35-2-35-2-29-2-29-2-29-2-29-2-28-2-27-2-26-2-26-2-25-2-21-2-20-2-19-2-18-2-17-2-16-2-16-2-16-2-16-2-15-2-15-2-14-2-13-2-13-2-12-2-11-2-9-2-9-2-9-2-9-2-8-2-7-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-3-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-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: 884056.7ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.1ms, PartialOrderReductionTime: 1393.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 64, 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: 27.9ms SsaConstructionTime, 254.4ms SatisfiabilityAnalysisTime, 175238.7ms InterpolantComputationTime, 338 NumberOfCodeBlocks, 338 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 325 ConstructedInterpolants, 0 QuantifiedInterpolants, 2194 SizeOfPredicates, 12 NumberOfNonLiveVariables, 316 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 13/486 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