/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-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-06 17:12:49,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-06 17:12:49,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-06 17:12:49,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-06 17:12:49,310 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-None-NoLbe.epf [2021-08-06 17:12:49,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-06 17:12:49,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-06 17:12:49,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-06 17:12:49,336 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-06 17:12:49,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-06 17:12:49,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-06 17:12:49,339 INFO L138 SettingsManager]: * Use SBE=true [2021-08-06 17:12:49,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-06 17:12:49,339 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-06 17:12:49,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-06 17:12:49,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-06 17:12:49,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-06 17:12:49,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-06 17:12:49,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-06 17:12:49,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-06 17:12:49,340 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-06 17:12:49,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-06 17:12:49,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-06 17:12:49,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-06 17:12:49,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-06 17:12:49,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-06 17:12:49,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-06 17:12:49,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-06 17:12:49,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-06 17:12:49,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-06 17:12:49,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-06 17:12:49,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-06 17:12:49,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-06 17:12:49,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-06 17:12:49,342 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-06 17:12:49,342 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-06 17:12:49,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-06 17:12:49,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-06 17:12:49,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-06 17:12:49,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-06 17:12:49,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-06 17:12:49,607 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-06 17:12:49,608 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-06 17:12:49,609 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl [2021-08-06 17:12:49,609 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl' [2021-08-06 17:12:49,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-06 17:12:49,635 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-06 17:12:49,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-06 17:12:49,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-06 17:12:49,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-06 17:12:49,645 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 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,649 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 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-06 17:12:49,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-06 17:12:49,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-06 17:12:49,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-06 17:12:49,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-06 17:12:49,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-06 17:12:49,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-06 17:12:49,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-06 17:12:49,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:12:49" (1/1) ... [2021-08-06 17:12:49,674 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-06 17:12:49,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 17:12:49,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-06 17:12:49,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-06 17:12:49,718 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-06 17:12:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-06 17:12:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-06 17:12:49,719 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-06 17:12:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-06 17:12:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-06 17:12:49,719 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-06 17:12:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-06 17:12:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-06 17:12:49,719 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-08-06 17:12:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-08-06 17:12:49,720 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-08-06 17:12:49,720 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-06 17:12:49,887 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-06 17:12:49,895 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-08-06 17:12:49,896 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:12:49 BoogieIcfgContainer [2021-08-06 17:12:49,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-06 17:12:49,898 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-06 17:12:49,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-06 17:12:49,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-06 17:12:49,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 05:12:49" (1/2) ... [2021-08-06 17:12:49,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ece5018 and model type misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 05:12:49, skipping insertion in model container [2021-08-06 17:12:49,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 05:12:49" (2/2) ... [2021-08-06 17:12:49,901 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-5.wvr.bpl [2021-08-06 17:12:49,904 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-06 17:12:49,904 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-06 17:12:49,904 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-06 17:12:49,904 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-06 17:12:49,957 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-06 17:12:49,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-06 17:12:49,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 17:12:49,986 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-06 17:12:49,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-06 17:12:50,004 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-06 17:12:50,008 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-06 17:12:50,008 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-06 17:12:50,014 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 31 places, 23 transitions, 70 flow [2021-08-06 17:12:50,036 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 87 states, 86 states have (on average 2.616279069767442) internal successors, (225), 86 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 17:12:50,048 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-06 17:12:50,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 17:12:50,053 INFO L82 PathProgramCache]: Analyzing trace with hash -110445416, now seen corresponding path program 1 times [2021-08-06 17:12:50,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 17:12:50,061 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552422033] [2021-08-06 17:12:50,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 17:12:50,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 17:12:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 17:12:50,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-06 17:12:50,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 17:12:50,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552422033] [2021-08-06 17:12:50,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552422033] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 17:12:50,228 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 17:12:50,228 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-06 17:12:50,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061150786] [2021-08-06 17:12:50,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-06 17:12:50,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 17:12:50,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-06 17:12:50,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-06 17:12:50,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:50,241 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 17:12:50,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 17:12:50,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:50,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-06 17:12:50,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-06 17:12:50,271 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-06 17:12:50,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 17:12:50,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1655393884, now seen corresponding path program 2 times [2021-08-06 17:12:50,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 17:12:50,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367515511] [2021-08-06 17:12:50,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 17:12:50,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 17:12:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 17:12:50,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 17:12:50,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 17:12:50,357 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367515511] [2021-08-06 17:12:50,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367515511] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 17:12:50,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1926279595] [2021-08-06 17:12:50,358 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-06 17:12:50,358 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 17:12:50,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 17:12:50,360 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 17:12:50,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-06 17:12:50,409 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-06 17:12:50,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 17:12:50,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-06 17:12:50,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 17:12:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 17:12:50,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1926279595] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 17:12:50,646 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 17:12:50,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-08-06 17:12:50,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599635193] [2021-08-06 17:12:50,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-06 17:12:50,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 17:12:50,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-06 17:12:50,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-06 17:12:50,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:50,650 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 17:12:50,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 17:12:50,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-06 17:12:50,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:50,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-06 17:12:50,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-06 17:12:50,731 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-06 17:12:50,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-08-06 17:12:50,921 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-06 17:12:50,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 17:12:50,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1013701152, now seen corresponding path program 3 times [2021-08-06 17:12:50,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 17:12:50,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875717272] [2021-08-06 17:12:50,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 17:12:50,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 17:12:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 17:12:51,030 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 17:12:51,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 17:12:51,031 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875717272] [2021-08-06 17:12:51,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875717272] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 17:12:51,031 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [597742581] [2021-08-06 17:12:51,032 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-06 17:12:51,032 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 17:12:51,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 17:12:51,035 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 17:12:51,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-06 17:12:51,078 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-08-06 17:12:51,078 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 17:12:51,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-06 17:12:51,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 17:12:51,527 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 17:12:51,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [597742581] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 17:12:51,528 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 17:12:51,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-08-06 17:12:51,528 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391968315] [2021-08-06 17:12:51,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-06 17:12:51,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 17:12:51,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-06 17:12:51,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-08-06 17:12:51,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:51,529 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 17:12:51,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.090909090909091) internal successors, (34), 10 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) [2021-08-06 17:12:51,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-06 17:12:51,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-06 17:12:51,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:51,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-06 17:12:51,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-06 17:12:51,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-06 17:12:51,645 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-08-06 17:12:51,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 17:12:51,833 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-06 17:12:51,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 17:12:51,833 INFO L82 PathProgramCache]: Analyzing trace with hash 1300077412, now seen corresponding path program 4 times [2021-08-06 17:12:51,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 17:12:51,834 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134159425] [2021-08-06 17:12:51,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 17:12:51,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 17:12:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 17:12:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 17:12:52,016 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 17:12:52,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134159425] [2021-08-06 17:12:52,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134159425] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 17:12:52,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358623512] [2021-08-06 17:12:52,016 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-06 17:12:52,016 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 17:12:52,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 17:12:52,029 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 17:12:52,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-06 17:12:52,100 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-06 17:12:52,100 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 17:12:52,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-06 17:12:52,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 17:12:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 17:12:52,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358623512] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 17:12:52,634 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 17:12:52,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-08-06 17:12:52,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509341359] [2021-08-06 17:12:52,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-06 17:12:52,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 17:12:52,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-06 17:12:52,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-08-06 17:12:52,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:52,635 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 17:12:52,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.8) internal successors, (42), 14 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 17:12:52,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-06 17:12:52,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-06 17:12:52,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-06 17:12:52,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:52,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-06 17:12:52,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-06 17:12:52,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-06 17:12:52,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-06 17:12:52,855 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-06 17:12:53,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 17:12:53,050 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-06 17:12:53,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 17:12:53,051 INFO L82 PathProgramCache]: Analyzing trace with hash 2111201388, now seen corresponding path program 5 times [2021-08-06 17:12:53,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 17:12:53,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333268330] [2021-08-06 17:12:53,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 17:12:53,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 17:12:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 17:12:54,145 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 1 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 17:12:54,145 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 17:12:54,145 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333268330] [2021-08-06 17:12:54,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333268330] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 17:12:54,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299625512] [2021-08-06 17:12:54,146 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-06 17:12:54,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 17:12:54,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 17:12:54,147 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 17:12:54,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-06 17:12:54,260 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-08-06 17:12:54,260 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 17:12:54,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-06 17:12:54,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 17:12:55,285 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 1 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 17:12:55,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299625512] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 17:12:55,285 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 17:12:55,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-08-06 17:12:55,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473997030] [2021-08-06 17:12:55,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-06 17:12:55,286 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 17:12:55,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-06 17:12:55,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=405, Unknown=0, NotChecked=0, Total=506 [2021-08-06 17:12:55,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:55,287 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-06 17:12:55,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 22 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-06 17:12:55,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-06 17:12:55,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-06 17:12:55,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-06 17:12:55,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-06 17:12:55,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-06 17:12:55,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-06 17:12:55,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-06 17:12:55,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-06 17:12:55,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-06 17:12:55,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-06 17:12:55,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-06 17:12:56,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 17:12:56,078 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-06 17:12:56,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 17:12:56,078 INFO L82 PathProgramCache]: Analyzing trace with hash 70854904, now seen corresponding path program 6 times [2021-08-06 17:12:56,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 17:12:56,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186725306] [2021-08-06 17:12:56,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 17:12:56,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 17:12:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-08-06 17:27:36,173 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-06 17:27:36,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-06 17:27:36,174 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 ∨-2-4-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-3-9-8-9-7-8-7-8-7-8-7-8-7-8-7-8-7-8-7-8-6-8-6-8-6-8-5-8-5-8-5-8-5-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-3-8-3-8-3-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 context. [2021-08-06 17:27:36,175 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-06 17:27:36,175 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-06 17:27:36,175 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-06 17:27:36,180 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-06 17:27:36,180 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-06 17:27:36,182 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 05:27:36 BasicIcfg [2021-08-06 17:27:36,182 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-06 17:27:36,182 INFO L168 Benchmark]: Toolchain (without parser) took 886547.10 ms. Allocated memory was 213.9 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 195.5 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-08-06 17:27:36,182 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.09 ms. Allocated memory is still 213.9 MB. Free memory is still 196.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-06 17:27:36,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.44 ms. Allocated memory is still 213.9 MB. Free memory was 195.5 MB in the beginning and 194.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-06 17:27:36,183 INFO L168 Benchmark]: Boogie Preprocessor took 13.08 ms. Allocated memory is still 213.9 MB. Free memory was 194.0 MB in the beginning and 192.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-06 17:27:36,183 INFO L168 Benchmark]: RCFGBuilder took 228.38 ms. Allocated memory is still 213.9 MB. Free memory was 192.9 MB in the beginning and 178.7 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-08-06 17:27:36,183 INFO L168 Benchmark]: TraceAbstraction took 886284.33 ms. Allocated memory was 213.9 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 178.3 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-08-06 17:27:36,183 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 0.09 ms. Allocated memory is still 213.9 MB. Free memory is still 196.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 17.44 ms. Allocated memory is still 213.9 MB. Free memory was 195.5 MB in the beginning and 194.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.08 ms. Allocated memory is still 213.9 MB. Free memory was 194.0 MB in the beginning and 192.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 228.38 ms. Allocated memory is still 213.9 MB. Free memory was 192.9 MB in the beginning and 178.7 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 886284.33 ms. Allocated memory was 213.9 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 178.3 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.1 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: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 70]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∨-2-4-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-3-9-8-9-7-8-7-8-7-8-7-8-7-8-7-8-7-8-7-8-6-8-6-8-6-8-5-8-5-8-5-8-5-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-3-8-3-8-3-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 context. - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∨-2-4-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-3-9-8-9-7-8-7-8-7-8-7-8-7-8-7-8-7-8-7-8-6-8-6-8-6-8-5-8-5-8-5-8-5-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-3-8-3-8-3-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 context. - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∨-2-4-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-3-9-8-9-7-8-7-8-7-8-7-8-7-8-7-8-7-8-7-8-6-8-6-8-6-8-5-8-5-8-5-8-5-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-3-8-3-8-3-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 context. - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∨-2-4-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-30-3-9-8-9-7-8-7-8-7-8-7-8-7-8-7-8-7-8-7-8-6-8-6-8-6-8-5-8-5-8-5-8-5-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-4-8-3-8-3-8-3-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 36 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 886196.7ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 27.5ms, PartialOrderReductionTime: 976.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=0, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 33.5ms SsaConstructionTime, 169.1ms SatisfiabilityAnalysisTime, 3677.5ms InterpolantComputationTime, 218 NumberOfCodeBlocks, 218 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 209 ConstructedInterpolants, 0 QuantifiedInterpolants, 1596 SizeOfPredicates, 8 NumberOfNonLiveVariables, 204 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 10/242 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