/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 09:59:57,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 09:59:57,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 09:59:57,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-09 09:59:57,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 09:59:57,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 09:59:57,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 09:59:57,389 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2022-02-09 09:59:57,401 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 09:59:57,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 09:59:57,402 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 09:59:57,402 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 09:59:57,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 09:59:57,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 09:59:57,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 09:59:57,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 09:59:57,403 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 09:59:57,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 09:59:57,403 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 09:59:57,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 09:59:57,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 09:59:57,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 09:59:57,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 09:59:57,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 09:59:57,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 09:59:57,404 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 09:59:57,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 09:59:57,404 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 09:59:57,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 09:59:57,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 09:59:57,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 09:59:57,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 09:59:57,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 09:59:57,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 09:59:57,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 09:59:57,405 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 09:59:57,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 09:59:57,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 09:59:57,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 09:59:57,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 09:59:57,406 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 09:59:57,406 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 09:59:57,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 09:59:57,406 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-09 09:59:57,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 09:59:57,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 09:59:57,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 09:59:57,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 09:59:57,603 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-02-09 09:59:57,604 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-02-09 09:59:57,605 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl [2022-02-09 09:59:57,605 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl' [2022-02-09 09:59:57,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 09:59:57,623 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-09 09:59:57,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 09:59:57,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 09:59:57,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 09:59:57,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,640 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-02-09 09:59:57,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 09:59:57,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 09:59:57,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 09:59:57,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 09:59:57,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 09:59:57,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 09:59:57,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 09:59:57,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 09:59:57,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/1) ... [2022-02-09 09:59:57,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 09:59:57,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 09:59:57,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-09 09:59:57,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-09 09:59:57,708 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-02-09 09:59:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-09 09:59:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-09 09:59:57,709 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-02-09 09:59:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-09 09:59:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-09 09:59:57,709 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-02-09 09:59:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 09:59:57,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 09:59:57,709 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-02-09 09:59:57,709 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-09 09:59:57,710 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-09 09:59:57,710 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 09:59:57,747 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 09:59:57,748 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 09:59:57,836 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 09:59:57,845 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 09:59:57,845 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-09 09:59:57,846 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 09:59:57 BoogieIcfgContainer [2022-02-09 09:59:57,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 09:59:57,848 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 09:59:57,848 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 09:59:57,860 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 09:59:57,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 09:59:57" (1/2) ... [2022-02-09 09:59:57,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60d38b8f and model type vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 09:59:57, skipping insertion in model container [2022-02-09 09:59:57,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 09:59:57" (2/2) ... [2022-02-09 09:59:57,862 INFO L111 eAbstractionObserver]: Analyzing ICFG vector-add.wvr.bpl [2022-02-09 09:59:57,865 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 09:59:57,865 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 09:59:57,865 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-09 09:59:57,865 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 09:59:57,897 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-09 09:59:57,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 09:59:57,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 09:59:57,931 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 09:59:57,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-09 09:59:57,956 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 09:59:57,961 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 09:59:57,961 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-09 09:59:58,068 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 09:59:58,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 09:59:58,071 INFO L85 PathProgramCache]: Analyzing trace with hash -230313036, now seen corresponding path program 1 times [2022-02-09 09:59:58,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 09:59:58,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617287782] [2022-02-09 09:59:58,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 09:59:58,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 09:59:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 09:59:58,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 09:59:58,174 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 09:59:58,174 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617287782] [2022-02-09 09:59:58,174 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617287782] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 09:59:58,174 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 09:59:58,174 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 09:59:58,175 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80589998] [2022-02-09 09:59:58,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 09:59:58,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 09:59:58,179 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 09:59:58,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 09:59:58,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 09:59:58,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 09:59:58,215 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 09:59:58,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 09:59:58,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 09:59:58,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 09:59:58,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 09:59:58,255 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 09:59:58,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 09:59:58,256 INFO L85 PathProgramCache]: Analyzing trace with hash -2108490286, now seen corresponding path program 1 times [2022-02-09 09:59:58,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 09:59:58,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917689038] [2022-02-09 09:59:58,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 09:59:58,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 09:59:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 09:59:58,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 09:59:58,319 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 09:59:58,319 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917689038] [2022-02-09 09:59:58,319 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917689038] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 09:59:58,319 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 09:59:58,319 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-09 09:59:58,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281010709] [2022-02-09 09:59:58,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 09:59:58,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-09 09:59:58,323 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 09:59:58,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-09 09:59:58,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-09 09:59:58,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 09:59:58,324 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 09:59:58,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 09:59:58,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 09:59:58,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 09:59:58,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 09:59:58,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 09:59:58,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 09:59:58,390 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 09:59:58,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 09:59:58,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1402226544, now seen corresponding path program 1 times [2022-02-09 09:59:58,390 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 09:59:58,390 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648040476] [2022-02-09 09:59:58,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 09:59:58,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 09:59:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 09:59:58,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 09:59:58,651 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 09:59:58,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648040476] [2022-02-09 09:59:58,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648040476] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 09:59:58,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2139471957] [2022-02-09 09:59:58,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 09:59:58,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 09:59:58,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 09:59:58,656 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 09:59:58,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-09 09:59:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 09:59:58,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-09 09:59:58,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 09:59:58,872 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2022-02-09 09:59:58,874 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2022-02-09 09:59:58,885 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-02-09 09:59:58,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 09:59:58,897 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 09:59:58,963 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 09:59:58,964 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 30 [2022-02-09 09:59:58,975 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 09:59:58,975 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 26 [2022-02-09 10:00:01,408 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2022-02-09 10:00:01,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:00:01,484 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2139471957] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 10:00:01,485 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 10:00:01,485 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-09 10:00:01,485 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919392134] [2022-02-09 10:00:01,485 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 10:00:01,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-09 10:00:01,486 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 10:00:01,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-09 10:00:01,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=277, Unknown=1, NotChecked=0, Total=342 [2022-02-09 10:00:01,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:00:01,487 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 10:00:01,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.4210526315789473) internal successors, (46), 18 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 10:00:01,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:00:01,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 10:00:01,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:00:01,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:00:01,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 10:00:01,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 10:00:01,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-09 10:00:01,955 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,SelfDestructingSolverStorable2 [2022-02-09 10:00:01,955 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 10:00:01,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 10:00:01,956 INFO L85 PathProgramCache]: Analyzing trace with hash 697520782, now seen corresponding path program 2 times [2022-02-09 10:00:01,956 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 10:00:01,956 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121012987] [2022-02-09 10:00:01,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:00:01,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 10:00:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 10:00:02,063 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:00:02,063 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 10:00:02,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121012987] [2022-02-09 10:00:02,064 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121012987] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 10:00:02,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084273891] [2022-02-09 10:00:02,064 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 10:00:02,064 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 10:00:02,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 10:00:02,080 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 10:00:02,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-09 10:00:02,118 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 10:00:02,118 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 10:00:02,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-09 10:00:02,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 10:00:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:00:02,245 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 10:00:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:00:02,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084273891] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 10:00:02,332 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 10:00:02,333 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 15 [2022-02-09 10:00:02,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881472749] [2022-02-09 10:00:02,333 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 10:00:02,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 10:00:02,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 10:00:02,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 10:00:02,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2022-02-09 10:00:02,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:00:02,334 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 10:00:02,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.3333333333333335) internal successors, (50), 15 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 10:00:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:00:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 10:00:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 10:00:02,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:00:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:00:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 10:00:02,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 10:00:02,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 10:00:02,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-09 10:00:02,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 10:00:02,750 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 10:00:02,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 10:00:02,751 INFO L85 PathProgramCache]: Analyzing trace with hash -622663350, now seen corresponding path program 1 times [2022-02-09 10:00:02,751 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 10:00:02,751 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133888820] [2022-02-09 10:00:02,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:00:02,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 10:00:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 10:00:02,877 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 10:00:02,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 10:00:02,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133888820] [2022-02-09 10:00:02,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133888820] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 10:00:02,878 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [744108399] [2022-02-09 10:00:02,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:00:02,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 10:00:02,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 10:00:02,880 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 10:00:02,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-09 10:00:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 10:00:02,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-09 10:00:02,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 10:00:02,992 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 10:00:02,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 10:00:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 10:00:03,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [744108399] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 10:00:03,076 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 10:00:03,077 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2022-02-09 10:00:03,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099491730] [2022-02-09 10:00:03,077 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 10:00:03,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-09 10:00:03,077 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 10:00:03,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-09 10:00:03,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2022-02-09 10:00:03,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:00:03,078 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 10:00:03,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 10:00:03,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:00:03,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-09 10:00:03,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 10:00:03,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-09 10:00:03,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:00:03,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:00:03,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-09 10:00:03,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 10:00:03,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-09 10:00:03,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 10:00:03,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-02-09 10:00:03,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 10:00:03,413 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 10:00:03,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 10:00:03,413 INFO L85 PathProgramCache]: Analyzing trace with hash 220767720, now seen corresponding path program 2 times [2022-02-09 10:00:03,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 10:00:03,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127327779] [2022-02-09 10:00:03,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:00:03,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 10:00:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 10:00:03,712 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:00:03,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 10:00:03,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127327779] [2022-02-09 10:00:03,713 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127327779] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 10:00:03,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727475106] [2022-02-09 10:00:03,713 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 10:00:03,713 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 10:00:03,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 10:00:03,724 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-09 10:00:03,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-09 10:00:03,778 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 10:00:03,778 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 10:00:03,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 35 conjunts are in the unsatisfiable core [2022-02-09 10:00:03,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 10:00:03,985 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 45 [2022-02-09 10:00:04,087 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2022-02-09 10:00:04,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 10:00:04,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 10:00:04,263 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 10:00:04,264 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 56 [2022-02-09 10:00:04,282 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 10:00:04,283 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 8 [2022-02-09 10:00:04,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 10:00:04,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 10:00:04,291 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2022-02-09 10:00:04,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:00:04,400 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 10:00:04,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 10:00:04,783 INFO L353 Elim1Store]: treesize reduction 38, result has 73.0 percent of original size [2022-02-09 10:00:04,783 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 79 treesize of output 164 [2022-02-09 10:00:04,800 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 10:00:04,803 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 10:00:04,804 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 10:00:04,805 INFO L173 IndexEqualityManager]: detected equality via solver [2022-02-09 10:00:04,853 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 10:00:04,853 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 61 treesize of output 152 Received shutdown request... [2022-02-09 10:14:22,350 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-02-09 10:14:22,352 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-02-09 10:14:22,368 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-02-09 10:14:22,387 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 10:14:22,387 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 10:14:22,388 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-09 10:14:22,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 10:14:22,559 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 32 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 5ms.. [2022-02-09 10:14:22,561 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-09 10:14:22,561 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-02-09 10:14:22,561 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-02-09 10:14:22,565 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1] [2022-02-09 10:14:22,566 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 10:14:22,566 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 10:14:22,567 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 10:14:22 BasicIcfg [2022-02-09 10:14:22,567 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 10:14:22,568 INFO L158 Benchmark]: Toolchain (without parser) took 864944.75ms. Allocated memory was 180.4MB in the beginning and 629.1MB in the end (delta: 448.8MB). Free memory was 141.8MB in the beginning and 260.2MB in the end (delta: -118.4MB). Peak memory consumption was 374.1MB. Max. memory is 8.0GB. [2022-02-09 10:14:22,568 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 180.4MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 10:14:22,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.41ms. Allocated memory is still 180.4MB. Free memory was 141.7MB in the beginning and 140.2MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 10:14:22,568 INFO L158 Benchmark]: Boogie Preprocessor took 10.02ms. Allocated memory is still 180.4MB. Free memory was 140.1MB in the beginning and 139.2MB in the end (delta: 924.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 10:14:22,568 INFO L158 Benchmark]: RCFGBuilder took 194.83ms. Allocated memory is still 180.4MB. Free memory was 139.2MB in the beginning and 129.8MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-02-09 10:14:22,568 INFO L158 Benchmark]: TraceAbstraction took 864719.68ms. Allocated memory was 180.4MB in the beginning and 629.1MB in the end (delta: 448.8MB). Free memory was 129.4MB in the beginning and 260.2MB in the end (delta: -130.9MB). Peak memory consumption was 361.5MB. Max. memory is 8.0GB. [2022-02-09 10:14:22,569 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 0.09ms. Allocated memory is still 180.4MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 17.41ms. Allocated memory is still 180.4MB. Free memory was 141.7MB in the beginning and 140.2MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 10.02ms. Allocated memory is still 180.4MB. Free memory was 140.1MB in the beginning and 139.2MB in the end (delta: 924.1kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 194.83ms. Allocated memory is still 180.4MB. Free memory was 139.2MB in the beginning and 129.8MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 864719.68ms. Allocated memory was 180.4MB in the beginning and 629.1MB in the end (delta: 448.8MB). Free memory was 129.4MB in the beginning and 260.2MB in the end (delta: -130.9MB). Peak memory consumption was 361.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 823, positive: 663, positive conditional: 663, positive unconditional: 0, negative: 160, negative conditional: 160, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 663, positive: 663, positive conditional: 663, 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: 663, positive: 663, positive conditional: 663, 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: 663, positive: 663, positive conditional: 490, positive unconditional: 173, 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: 663, positive: 663, positive conditional: 449, positive unconditional: 214, 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: 663, positive: 663, positive conditional: 449, positive unconditional: 214, 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: 51, positive: 51, positive conditional: 0, positive unconditional: 51, 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: 51, positive: 50, positive conditional: 0, positive unconditional: 50, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 50, positive conditional: 0, positive unconditional: 50, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 663, positive: 612, positive conditional: 449, positive unconditional: 163, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 51, unknown conditional: 0, unknown unconditional: 51] , Statistics on independence cache: Total cache size (in pairs): 51, Positive cache size: 51, Positive conditional cache size: 0, Positive unconditional cache size: 51, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 41, Maximal queried relation: 0, Independence queries for same thread: 160 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 32 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 5ms.. - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 32 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 5ms.. - TimeoutResultAtElement [Line: 61]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 32 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 5ms.. - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 32 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 27 for 5ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 43 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 864.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.8s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 260 ConstructedInterpolants, 5 QuantifiedInterpolants, 1817 SizeOfPredicates, 24 NumberOfNonLiveVariables, 189 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 18/49 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