/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-MCRwithDepranks-Lazy-NoForkJoinOpt.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-c7b2d19 [2022-03-16 12:04:08,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 12:04:08,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 12:04:08,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 12:04:08,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 12:04:09,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 12:04:09,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 12:04:09,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 12:04:09,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 12:04:09,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 12:04:09,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 12:04:09,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 12:04:09,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 12:04:09,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 12:04:09,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 12:04:09,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 12:04:09,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 12:04:09,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 12:04:09,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 12:04:09,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 12:04:09,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 12:04:09,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 12:04:09,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 12:04:09,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 12:04:09,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 12:04:09,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 12:04:09,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 12:04:09,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 12:04:09,048 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-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-16 12:04:09,086 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 12:04:09,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 12:04:09,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 12:04:09,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 12:04:09,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 12:04:09,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 12:04:09,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 12:04:09,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 12:04:09,089 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 12:04:09,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 12:04:09,090 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 12:04:09,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 12:04:09,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 12:04:09,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 12:04:09,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 12:04:09,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 12:04:09,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 12:04:09,091 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 12:04:09,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 12:04:09,091 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 12:04:09,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 12:04:09,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 12:04:09,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 12:04:09,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 12:04:09,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 12:04:09,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 12:04:09,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 12:04:09,092 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 12:04:09,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 12:04:09,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 12:04:09,092 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 12:04:09,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 12:04:09,093 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 12:04:09,093 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 12:04:09,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 12:04:09,093 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 12:04:09,093 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 12:04:09,093 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 12:04:09,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 12:04:09,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 12:04:09,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 12:04:09,312 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-16 12:04:09,324 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-16 12:04:09,325 INFO L432 ainManager$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 [2022-03-16 12:04:09,326 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/vector-add.wvr.bpl' [2022-03-16 12:04:09,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 12:04:09,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-16 12:04:09,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 12:04:09,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 12:04:09,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 12:04:09,357 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 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,364 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 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,370 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-16 12:04:09,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 12:04:09,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 12:04:09,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 12:04:09,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 12:04:09,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 12:04:09,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 12:04:09,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 12:04:09,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 12:04:09,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:04:09" (1/1) ... [2022-03-16 12:04:09,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 12:04:09,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:04:09,449 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) [2022-03-16 12:04:09,466 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 [2022-03-16 12:04:09,485 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-16 12:04:09,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 12:04:09,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 12:04:09,485 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-16 12:04:09,485 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 12:04:09,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 12:04:09,486 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-16 12:04:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 12:04:09,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 12:04:09,486 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-16 12:04:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 12:04:09,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 12:04:09,486 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 12:04:09,530 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 12:04:09,534 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 12:04:09,655 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 12:04:09,666 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 12:04:09,666 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 12:04:09,668 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 12:04:09 BoogieIcfgContainer [2022-03-16 12:04:09,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 12:04:09,669 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 12:04:09,669 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 12:04:09,672 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 12:04:09,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 12:04:09" (1/2) ... [2022-03-16 12:04:09,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17553236 and model type vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 12:04:09, skipping insertion in model container [2022-03-16 12:04:09,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 12:04:09" (2/2) ... [2022-03-16 12:04:09,677 INFO L111 eAbstractionObserver]: Analyzing ICFG vector-add.wvr.bpl [2022-03-16 12:04:09,687 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 12:04:09,689 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 12:04:09,689 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 12:04:09,689 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 12:04:09,742 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-16 12:04:09,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 12:04:09,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:04:09,803 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) [2022-03-16 12:04:09,819 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 [2022-03-16 12:04:09,853 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 12:04:09,858 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, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-03-16 12:04:09,858 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-16 12:04:09,974 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1044 transitions and produced 446 states. [2022-03-16 12:04:09,975 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:04:09,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:04:09,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1203110394, now seen corresponding path program 1 times [2022-03-16 12:04:09,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:04:09,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724788350] [2022-03-16 12:04:09,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:04:09,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:04:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:04:10,400 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 46 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:04:10,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:04:10,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724788350] [2022-03-16 12:04:10,401 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724788350] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:04:10,401 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686392936] [2022-03-16 12:04:10,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:04:10,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:10,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:04:10,431 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) [2022-03-16 12:04:10,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-16 12:04:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:04:10,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-16 12:04:10,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:04:10,904 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-03-16 12:04:10,905 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:04:11,125 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-03-16 12:04:11,125 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686392936] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:04:11,126 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:04:11,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 8, 8] total 26 [2022-03-16 12:04:11,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019234387] [2022-03-16 12:04:11,128 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:04:11,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-03-16 12:04:11,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:04:11,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-03-16 12:04:11,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2022-03-16 12:04:11,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:11,153 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:04:11,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.9615384615384617) internal successors, (77), 26 states have internal predecessors, (77), 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) [2022-03-16 12:04:11,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:11,572 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1055 transitions and produced 457 states. [2022-03-16 12:04:11,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:11,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-16 12:04:11,787 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,SelfDestructingSolverStorable0 [2022-03-16 12:04:11,788 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:04:11,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:04:11,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1215217316, now seen corresponding path program 2 times [2022-03-16 12:04:11,789 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:04:11,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100125288] [2022-03-16 12:04:11,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:04:11,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:04:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:04:11,975 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 46 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:04:11,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:04:11,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100125288] [2022-03-16 12:04:11,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100125288] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:04:11,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658190076] [2022-03-16 12:04:11,976 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 12:04:11,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:11,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:04:11,978 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) [2022-03-16 12:04:11,979 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-16 12:04:12,020 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-16 12:04:12,020 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:04:12,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-16 12:04:12,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:04:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-03-16 12:04:12,207 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:04:12,375 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-03-16 12:04:12,375 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1658190076] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:04:12,375 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:04:12,375 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 10, 10] total 30 [2022-03-16 12:04:12,375 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811377539] [2022-03-16 12:04:12,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:04:12,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-16 12:04:12,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:04:12,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-16 12:04:12,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=728, Unknown=0, NotChecked=0, Total=870 [2022-03-16 12:04:12,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:12,377 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:04:12,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.8333333333333335) internal successors, (85), 30 states have internal predecessors, (85), 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) [2022-03-16 12:04:12,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:12,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:12,740 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1066 transitions and produced 468 states. [2022-03-16 12:04:12,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:12,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:04:12,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-16 12:04:12,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:12,942 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:04:12,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:04:12,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1650839490, now seen corresponding path program 3 times [2022-03-16 12:04:12,943 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:04:12,943 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160338608] [2022-03-16 12:04:12,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:04:12,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:04:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:04:13,068 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 52 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-16 12:04:13,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:04:13,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160338608] [2022-03-16 12:04:13,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160338608] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:04:13,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1950993626] [2022-03-16 12:04:13,069 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-16 12:04:13,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:13,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:04:13,070 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) [2022-03-16 12:04:13,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-16 12:04:13,122 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2022-03-16 12:04:13,122 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:04:13,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 12 conjunts are in the unsatisfiable core [2022-03-16 12:04:13,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:04:13,331 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 52 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-16 12:04:13,331 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:04:13,528 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 59 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-16 12:04:13,528 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1950993626] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:04:13,528 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:04:13,528 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 26 [2022-03-16 12:04:13,528 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105411292] [2022-03-16 12:04:13,529 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:04:13,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-03-16 12:04:13,529 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:04:13,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-03-16 12:04:13,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=505, Unknown=0, NotChecked=0, Total=650 [2022-03-16 12:04:13,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:13,530 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:04:13,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.923076923076923) internal successors, (76), 26 states have internal predecessors, (76), 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) [2022-03-16 12:04:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:13,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:04:13,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:13,868 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 280 transitions and produced 220 states. [2022-03-16 12:04:13,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:13,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:04:13,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:13,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-16 12:04:14,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:14,069 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:04:14,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:04:14,070 INFO L85 PathProgramCache]: Analyzing trace with hash -623046304, now seen corresponding path program 4 times [2022-03-16 12:04:14,070 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:04:14,070 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887848423] [2022-03-16 12:04:14,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:04:14,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:04:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:04:14,277 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 46 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:04:14,278 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:04:14,278 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887848423] [2022-03-16 12:04:14,278 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887848423] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:04:14,278 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396870872] [2022-03-16 12:04:14,278 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-16 12:04:14,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:14,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:04:14,285 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) [2022-03-16 12:04:14,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-16 12:04:14,334 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-16 12:04:14,335 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:04:14,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 13 conjunts are in the unsatisfiable core [2022-03-16 12:04:14,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:04:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 50 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-16 12:04:14,578 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:04:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 50 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-03-16 12:04:14,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396870872] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:04:14,787 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:04:14,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 14, 14] total 38 [2022-03-16 12:04:14,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100949511] [2022-03-16 12:04:14,788 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:04:14,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2022-03-16 12:04:14,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:04:14,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-03-16 12:04:14,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=223, Invalid=1183, Unknown=0, NotChecked=0, Total=1406 [2022-03-16 12:04:14,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:14,790 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:04:14,790 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 2.710526315789474) internal successors, (103), 38 states have internal predecessors, (103), 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) [2022-03-16 12:04:14,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:14,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:04:14,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:14,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:15,357 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1088 transitions and produced 490 states. [2022-03-16 12:04:15,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:15,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:04:15,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:15,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:15,384 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-16 12:04:15,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:15,568 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:04:15,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:04:15,568 INFO L85 PathProgramCache]: Analyzing trace with hash 311059326, now seen corresponding path program 5 times [2022-03-16 12:04:15,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:04:15,569 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876074729] [2022-03-16 12:04:15,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:04:15,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:04:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:04:15,788 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 46 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:04:15,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:04:15,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876074729] [2022-03-16 12:04:15,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876074729] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:04:15,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235243590] [2022-03-16 12:04:15,789 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-16 12:04:15,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:15,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:04:15,790 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 12:04:15,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-16 12:04:15,886 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2022-03-16 12:04:15,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:04:15,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-16 12:04:15,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:04:16,215 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 57 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-16 12:04:16,215 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:04:16,540 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 61 proven. 36 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-03-16 12:04:16,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1235243590] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:04:16,540 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:04:16,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18, 18] total 49 [2022-03-16 12:04:16,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014425158] [2022-03-16 12:04:16,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:04:16,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-03-16 12:04:16,541 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:04:16,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-03-16 12:04:16,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=433, Invalid=1919, Unknown=0, NotChecked=0, Total=2352 [2022-03-16 12:04:16,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:16,542 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:04:16,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 2.5714285714285716) internal successors, (126), 49 states have internal predecessors, (126), 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) [2022-03-16 12:04:16,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:16,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:04:16,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:16,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:16,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:17,054 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 313 transitions and produced 251 states. [2022-03-16 12:04:17,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:17,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:04:17,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:17,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:17,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-16 12:04:17,085 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-16 12:04:17,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:17,256 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:04:17,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:04:17,256 INFO L85 PathProgramCache]: Analyzing trace with hash 847690042, now seen corresponding path program 6 times [2022-03-16 12:04:17,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:04:17,257 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049958349] [2022-03-16 12:04:17,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:04:17,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:04:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:04:17,453 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 46 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:04:17,454 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:04:17,454 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049958349] [2022-03-16 12:04:17,454 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049958349] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:04:17,454 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [61328295] [2022-03-16 12:04:17,454 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-16 12:04:17,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:17,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:04:17,456 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 12:04:17,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-16 12:04:17,542 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2022-03-16 12:04:17,542 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 12:04:17,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 22 conjunts are in the unsatisfiable core [2022-03-16 12:04:17,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:04:18,067 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 46 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:04:18,067 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:04:18,700 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 65 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:04:18,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [61328295] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 12:04:18,700 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 12:04:18,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 63 [2022-03-16 12:04:18,701 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54371169] [2022-03-16 12:04:18,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 12:04:18,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-03-16 12:04:18,701 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 12:04:18,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-03-16 12:04:18,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=729, Invalid=3177, Unknown=0, NotChecked=0, Total=3906 [2022-03-16 12:04:18,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:18,704 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 12:04:18,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 2.3015873015873014) internal successors, (145), 63 states have internal predecessors, (145), 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) [2022-03-16 12:04:18,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:18,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:04:18,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:18,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:18,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-03-16 12:04:18,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 12:04:19,568 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 346 transitions and produced 282 states. [2022-03-16 12:04:19,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-16 12:04:19,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 12:04:19,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:19,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-16 12:04:19,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-16 12:04:19,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-16 12:04:19,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-16 12:04:19,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:19,770 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 12:04:19,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 12:04:19,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1541040748, now seen corresponding path program 7 times [2022-03-16 12:04:19,771 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 12:04:19,771 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95063206] [2022-03-16 12:04:19,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 12:04:19,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 12:04:20,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:04:30,761 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 28 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:04:30,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 12:04:30,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95063206] [2022-03-16 12:04:30,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95063206] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 12:04:30,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [443446676] [2022-03-16 12:04:30,762 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-03-16 12:04:30,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 12:04:30,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 12:04:30,763 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 12:04:30,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-16 12:04:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 12:04:30,819 WARN L261 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 115 conjunts are in the unsatisfiable core [2022-03-16 12:04:30,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 12:04:32,745 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 55 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 133 [2022-03-16 12:04:33,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:33,049 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 30 treesize of output 32 [2022-03-16 12:04:33,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:33,450 INFO L353 Elim1Store]: treesize reduction 62, result has 17.3 percent of original size [2022-03-16 12:04:33,450 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 52 [2022-03-16 12:04:33,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:33,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:33,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:33,676 INFO L353 Elim1Store]: treesize reduction 57, result has 10.9 percent of original size [2022-03-16 12:04:33,676 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 72 [2022-03-16 12:04:34,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,068 INFO L353 Elim1Store]: treesize reduction 69, result has 9.2 percent of original size [2022-03-16 12:04:34,069 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 81 treesize of output 92 [2022-03-16 12:04:34,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,589 INFO L353 Elim1Store]: treesize reduction 176, result has 13.3 percent of original size [2022-03-16 12:04:34,589 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 98 treesize of output 112 [2022-03-16 12:04:34,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:34,900 INFO L353 Elim1Store]: treesize reduction 160, result has 8.6 percent of original size [2022-03-16 12:04:34,900 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 115 treesize of output 132 [2022-03-16 12:04:35,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:35,441 INFO L353 Elim1Store]: treesize reduction 152, result has 9.0 percent of original size [2022-03-16 12:04:35,442 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 102 treesize of output 122 [2022-03-16 12:04:36,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,473 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 142 [2022-03-16 12:04:36,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:36,880 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 156 [2022-03-16 12:04:37,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,947 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:37,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,950 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:37,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:37,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,963 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:37,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,965 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 55 disjoint index pairs (out of 105 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 212 [2022-03-16 12:04:37,972 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:37,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:37,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,980 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:37,981 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:37,982 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 36 [2022-03-16 12:04:37,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:37,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-16 12:04:38,008 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 114 [2022-03-16 12:04:38,346 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 12:04:38,346 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 12:04:48,465 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,465 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,470 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,470 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,472 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,472 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,472 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,473 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,473 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,473 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:48,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,627 WARN L228 SmtUtils]: Spent 6.14s on a formula simplification. DAG size of input: 895 DAG size of output: 651 (called from [L 350] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-03-16 12:04:54,629 INFO L353 Elim1Store]: treesize reduction 946, result has 60.7 percent of original size [2022-03-16 12:04:54,629 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 21 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 210 case distinctions, treesize of input 319 treesize of output 1698 [2022-03-16 12:04:54,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,749 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,750 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,751 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,752 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,754 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,768 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,772 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,776 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,777 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,780 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,792 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,800 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,800 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,800 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,801 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,802 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,808 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,809 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,811 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,812 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,813 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,813 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,821 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,823 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,827 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,844 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,851 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,859 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,866 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,868 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,868 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,870 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,870 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,870 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,872 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,882 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,884 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,887 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,887 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,887 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,889 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,894 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,895 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,896 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,903 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,911 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,920 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,921 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,929 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,933 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,936 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-16 12:04:54,937 INFO L244 Elim1Store]: Index analysis took 193 ms [2022-03-16 12:04:58,904 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-16 12:04:58,905 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 22 select indices, 22 select index equivalence classes, 82 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 149 case distinctions, treesize of input 237 treesize of output 1856 Received shutdown request... [2022-03-16 12:18:04,607 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 [2022-03-16 12:18:04,608 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-16 12:18:04,607 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 [2022-03-16 12:18:04,610 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-16 12:18:04,612 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-16 12:18:04,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-16 12:18:04,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-03-16 12:18:04,833 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 23ms.. [2022-03-16 12:18:04,835 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-16 12:18:04,835 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-16 12:18:04,835 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-16 12:18:04,839 INFO L732 BasicCegarLoop]: Path program histogram: [7] [2022-03-16 12:18:04,848 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 12:18:04,848 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 12:18:04,850 INFO L202 PluginConnector]: Adding new model vector-add.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 12:18:04 BasicIcfg [2022-03-16 12:18:04,850 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 12:18:04,850 INFO L158 Benchmark]: Toolchain (without parser) took 835504.73ms. Allocated memory was 201.3MB in the beginning and 684.7MB in the end (delta: 483.4MB). Free memory was 165.9MB in the beginning and 404.9MB in the end (delta: -239.0MB). Peak memory consumption was 417.0MB. Max. memory is 8.0GB. [2022-03-16 12:18:04,851 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 201.3MB. Free memory is still 167.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 12:18:04,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.43ms. Allocated memory is still 201.3MB. Free memory was 165.9MB in the beginning and 164.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 12:18:04,851 INFO L158 Benchmark]: Boogie Preprocessor took 18.65ms. Allocated memory is still 201.3MB. Free memory was 164.4MB in the beginning and 163.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 12:18:04,851 INFO L158 Benchmark]: RCFGBuilder took 276.23ms. Allocated memory is still 201.3MB. Free memory was 163.3MB in the beginning and 153.8MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-16 12:18:04,851 INFO L158 Benchmark]: TraceAbstraction took 835180.91ms. Allocated memory was 201.3MB in the beginning and 684.7MB in the end (delta: 483.4MB). Free memory was 153.3MB in the beginning and 404.9MB in the end (delta: -251.6MB). Peak memory consumption was 404.4MB. Max. memory is 8.0GB. [2022-03-16 12:18:04,852 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 0.16ms. Allocated memory is still 201.3MB. Free memory is still 167.1MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.43ms. Allocated memory is still 201.3MB. Free memory was 165.9MB in the beginning and 164.4MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.65ms. Allocated memory is still 201.3MB. Free memory was 164.4MB in the beginning and 163.3MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 276.23ms. Allocated memory is still 201.3MB. Free memory was 163.3MB in the beginning and 153.8MB in the end (delta: 9.5MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 835180.91ms. Allocated memory was 201.3MB in the beginning and 684.7MB in the end (delta: 483.4MB). Free memory was 153.3MB in the beginning and 404.9MB in the end (delta: -251.6MB). Peak memory consumption was 404.4MB. Max. memory is 8.0GB. * 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, 0.0s 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 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 23ms.. - 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 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 23ms.. - 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 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 23ms.. - 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 64 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 23ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 43 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 835.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 3.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 184, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 604 NumberOfCodeBlocks, 602 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 888 ConstructedInterpolants, 0 QuantifiedInterpolants, 4954 SizeOfPredicates, 36 NumberOfNonLiveVariables, 816 ConjunctsInSsa, 80 ConjunctsInUnsatCore, 18 InterpolantComputations, 0 PerfectInterpolantSequences, 1021/1632 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