/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/min-max-inc-dec.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 11:13:24,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 11:13:24,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 11:13:24,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 11:13:24,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 11:13:24,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 11:13:24,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 11:13:24,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 11:13:24,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 11:13:24,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 11:13:24,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 11:13:24,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 11:13:24,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 11:13:24,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 11:13:24,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 11:13:24,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 11:13:24,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 11:13:24,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 11:13:24,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 11:13:24,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 11:13:24,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 11:13:24,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 11:13:24,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 11:13:24,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 11:13:24,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 11:13:24,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 11:13:24,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 11:13:24,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 11:13:24,350 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 11:13:24,385 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 11:13:24,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 11:13:24,386 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 11:13:24,386 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 11:13:24,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 11:13:24,387 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 11:13:24,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 11:13:24,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 11:13:24,387 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 11:13:24,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 11:13:24,388 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 11:13:24,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 11:13:24,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 11:13:24,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 11:13:24,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 11:13:24,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 11:13:24,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 11:13:24,389 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 11:13:24,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 11:13:24,389 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 11:13:24,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 11:13:24,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 11:13:24,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 11:13:24,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 11:13:24,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 11:13:24,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 11:13:24,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 11:13:24,390 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 11:13:24,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 11:13:24,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 11:13:24,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 11:13:24,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 11:13:24,391 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 11:13:24,391 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 11:13:24,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 11:13:24,392 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 11:13:24,392 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 11:13:24,392 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 11:13:24,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 11:13:24,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 11:13:24,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 11:13:24,655 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-16 11:13:24,656 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-16 11:13:24,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc-dec.wvr.bpl [2022-03-16 11:13:24,657 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc-dec.wvr.bpl' [2022-03-16 11:13:24,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 11:13:24,692 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-16 11:13:24,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 11:13:24,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 11:13:24,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 11:13:24,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,713 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,719 INFO L137 Inliner]: procedures = 6, calls = 5, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-16 11:13:24,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 11:13:24,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 11:13:24,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 11:13:24,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 11:13:24,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 11:13:24,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 11:13:24,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 11:13:24,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 11:13:24,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/1) ... [2022-03-16 11:13:24,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 11:13:24,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 11:13:24,783 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 11:13:24,791 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 11:13:24,817 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-16 11:13:24,817 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 11:13:24,817 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 11:13:24,817 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-16 11:13:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 11:13:24,818 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 11:13:24,818 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-16 11:13:24,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 11:13:24,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 11:13:24,819 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-16 11:13:24,819 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 11:13:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 11:13:24,820 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2022-03-16 11:13:24,820 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-03-16 11:13:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-03-16 11:13:24,821 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2022-03-16 11:13:24,821 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-03-16 11:13:24,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-03-16 11:13:24,823 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 11:13:24,873 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 11:13:24,879 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 11:13:25,049 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 11:13:25,063 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 11:13:25,074 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 11:13:25,081 INFO L202 PluginConnector]: Adding new model min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 11:13:25 BoogieIcfgContainer [2022-03-16 11:13:25,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 11:13:25,082 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 11:13:25,082 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 11:13:25,091 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 11:13:25,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 11:13:24" (1/2) ... [2022-03-16 11:13:25,108 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c969949 and model type min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:13:25, skipping insertion in model container [2022-03-16 11:13:25,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 11:13:25" (2/2) ... [2022-03-16 11:13:25,110 INFO L111 eAbstractionObserver]: Analyzing ICFG min-max-inc-dec.wvr.bpl [2022-03-16 11:13:25,114 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 11:13:25,114 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 11:13:25,114 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 11:13:25,114 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 11:13:25,190 INFO L148 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2022-03-16 11:13:25,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 11:13:25,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 11:13:25,253 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 11:13:25,255 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 11:13:25,292 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 11:13:25,302 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 11:13:25,302 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-03-16 11:13:28,992 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 787898 transitions and produced 145663 states. [2022-03-16 11:13:28,994 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 2 more)] === [2022-03-16 11:13:29,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 11:13:29,003 INFO L85 PathProgramCache]: Analyzing trace with hash 2005873505, now seen corresponding path program 1 times [2022-03-16 11:13:29,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 11:13:29,010 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692279373] [2022-03-16 11:13:29,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 11:13:29,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 11:13:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 11:13:32,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2654 backedges. 1509 proven. 1127 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-03-16 11:13:32,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 11:13:32,351 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692279373] [2022-03-16 11:13:32,351 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692279373] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 11:13:32,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1288537972] [2022-03-16 11:13:32,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 11:13:32,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 11:13:32,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 11:13:32,358 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 11:13:32,359 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 11:13:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 11:13:32,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 45 conjunts are in the unsatisfiable core [2022-03-16 11:13:32,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 11:13:33,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2654 backedges. 2408 proven. 64 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-03-16 11:13:33,876 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 11:13:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2654 backedges. 2408 proven. 64 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-03-16 11:13:35,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1288537972] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 11:13:35,102 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 11:13:35,102 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73, 19, 19] total 108 [2022-03-16 11:13:35,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084792629] [2022-03-16 11:13:35,105 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 11:13:35,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 109 states [2022-03-16 11:13:35,116 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 11:13:35,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2022-03-16 11:13:35,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2388, Invalid=9384, Unknown=0, NotChecked=0, Total=11772 [2022-03-16 11:13:35,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:13:35,154 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 11:13:35,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 109 states, 109 states have (on average 3.7247706422018347) internal successors, (406), 108 states have internal predecessors, (406), 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 11:13:35,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:13:45,781 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 2477 transitions and produced 2008 states. [2022-03-16 11:13:45,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2022-03-16 11:13:45,801 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-16 11:13:45,983 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 11:13:45,983 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 2 more)] === [2022-03-16 11:13:45,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 11:13:45,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1841529235, now seen corresponding path program 2 times [2022-03-16 11:13:45,984 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 11:13:45,984 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337001617] [2022-03-16 11:13:45,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 11:13:45,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 11:13:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 11:13:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 8540 backedges. 4124 proven. 4047 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2022-03-16 11:13:50,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 11:13:50,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337001617] [2022-03-16 11:13:50,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337001617] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 11:13:50,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453846303] [2022-03-16 11:13:50,109 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 11:13:50,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 11:13:50,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 11:13:50,111 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 11:13:50,112 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 11:13:50,334 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-16 11:13:50,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 11:13:50,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 112 conjunts are in the unsatisfiable core [2022-03-16 11:13:50,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 11:13:57,845 INFO L134 CoverageAnalysis]: Checked inductivity of 8540 backedges. 4561 proven. 3493 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2022-03-16 11:13:57,845 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 11:14:01,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8540 backedges. 4561 proven. 3493 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2022-03-16 11:14:01,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1453846303] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 11:14:01,709 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 11:14:01,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [108, 98, 98] total 243 [2022-03-16 11:14:01,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74548702] [2022-03-16 11:14:01,710 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 11:14:01,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 244 states [2022-03-16 11:14:01,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 11:14:01,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 244 interpolants. [2022-03-16 11:14:01,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7716, Invalid=51576, Unknown=0, NotChecked=0, Total=59292 [2022-03-16 11:14:01,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:14:01,729 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 11:14:01,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 244 states, 244 states have (on average 3.1147540983606556) internal successors, (760), 243 states have internal predecessors, (760), 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 11:14:01,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 209 states. [2022-03-16 11:14:01,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:14:35,867 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 4285 transitions and produced 3734 states. [2022-03-16 11:14:35,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2022-03-16 11:14:35,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 284 states. [2022-03-16 11:14:35,885 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 11:14:36,068 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 11:14:36,069 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 2 more)] === [2022-03-16 11:14:36,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 11:14:36,069 INFO L85 PathProgramCache]: Analyzing trace with hash 2076535703, now seen corresponding path program 3 times [2022-03-16 11:14:36,070 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 11:14:36,070 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207657045] [2022-03-16 11:14:36,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 11:14:36,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 11:14:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 11:14:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 31036 backedges. 3969 proven. 4513 refuted. 0 times theorem prover too weak. 22554 trivial. 0 not checked. [2022-03-16 11:14:39,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 11:14:39,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207657045] [2022-03-16 11:14:39,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207657045] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 11:14:39,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591781436] [2022-03-16 11:14:39,086 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-16 11:14:39,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 11:14:39,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 11:14:39,092 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 11:14:39,096 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 11:14:48,314 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 44 check-sat command(s) [2022-03-16 11:14:48,314 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 11:14:48,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 911 conjuncts, 67 conjunts are in the unsatisfiable core [2022-03-16 11:14:48,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 11:14:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 31036 backedges. 447 proven. 6149 refuted. 0 times theorem prover too weak. 24440 trivial. 0 not checked. [2022-03-16 11:14:50,600 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 11:14:52,656 INFO L134 CoverageAnalysis]: Checked inductivity of 31036 backedges. 441 proven. 6477 refuted. 0 times theorem prover too weak. 24118 trivial. 0 not checked. [2022-03-16 11:14:52,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591781436] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 11:14:52,657 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 11:14:52,657 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [88, 47, 57] total 125 [2022-03-16 11:14:52,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913651157] [2022-03-16 11:14:52,658 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 11:14:52,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 126 states [2022-03-16 11:14:52,659 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 11:14:52,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2022-03-16 11:14:52,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3626, Invalid=12124, Unknown=0, NotChecked=0, Total=15750 [2022-03-16 11:14:52,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:14:52,664 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 11:14:52,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 126 states, 126 states have (on average 2.4365079365079363) internal successors, (307), 125 states have internal predecessors, (307), 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 11:14:52,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 209 states. [2022-03-16 11:14:52,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 284 states. [2022-03-16 11:14:52,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:15:19,193 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 4593 transitions and produced 4020 states. [2022-03-16 11:15:19,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2022-03-16 11:15:19,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 284 states. [2022-03-16 11:15:19,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 347 states. [2022-03-16 11:15:19,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-03-16 11:15:19,394 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 11:15:19,394 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 2 more)] === [2022-03-16 11:15:19,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 11:15:19,395 INFO L85 PathProgramCache]: Analyzing trace with hash 616689471, now seen corresponding path program 4 times [2022-03-16 11:15:19,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 11:15:19,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281045802] [2022-03-16 11:15:19,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 11:15:19,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 11:15:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 11:15:40,664 INFO L134 CoverageAnalysis]: Checked inductivity of 34820 backedges. 23986 proven. 6865 refuted. 0 times theorem prover too weak. 3969 trivial. 0 not checked. [2022-03-16 11:15:40,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 11:15:40,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281045802] [2022-03-16 11:15:40,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281045802] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 11:15:40,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [920551328] [2022-03-16 11:15:40,666 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-16 11:15:40,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 11:15:40,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 11:15:40,668 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 11:15:40,691 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 11:15:41,001 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-16 11:15:41,001 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 11:15:41,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 1955 conjuncts, 133 conjunts are in the unsatisfiable core [2022-03-16 11:15:41,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 11:15:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 34820 backedges. 14967 proven. 4225 refuted. 0 times theorem prover too weak. 15628 trivial. 0 not checked. [2022-03-16 11:15:59,028 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 11:16:00,205 INFO L134 CoverageAnalysis]: Checked inductivity of 34820 backedges. 14967 proven. 4225 refuted. 0 times theorem prover too weak. 15628 trivial. 0 not checked. [2022-03-16 11:16:00,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [920551328] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 11:16:00,206 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 11:16:00,206 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [283, 133, 133] total 415 [2022-03-16 11:16:00,206 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455200834] [2022-03-16 11:16:00,206 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 11:16:00,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 416 states [2022-03-16 11:16:00,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 11:16:00,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 416 interpolants. [2022-03-16 11:16:00,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24070, Invalid=148570, Unknown=0, NotChecked=0, Total=172640 [2022-03-16 11:16:00,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:16:00,228 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 11:16:00,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 416 states, 416 states have (on average 2.0985576923076925) internal successors, (873), 415 states have internal predecessors, (873), 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 11:16:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 209 states. [2022-03-16 11:16:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 284 states. [2022-03-16 11:16:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 347 states. [2022-03-16 11:16:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:16:14,748 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 4981 transitions and produced 4197 states. [2022-03-16 11:16:14,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2022-03-16 11:16:14,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 347 states. [2022-03-16 11:16:14,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 347 states. [2022-03-16 11:16:14,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2022-03-16 11:16:14,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-03-16 11:16:14,949 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 11:16:14,950 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 2 more)] === [2022-03-16 11:16:14,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 11:16:14,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1879403621, now seen corresponding path program 5 times [2022-03-16 11:16:14,951 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 11:16:14,951 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136698934] [2022-03-16 11:16:14,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 11:16:14,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 11:16:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 11:16:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 42110 backedges. 4489 proven. 22105 refuted. 0 times theorem prover too weak. 15516 trivial. 0 not checked. [2022-03-16 11:16:20,435 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 11:16:20,435 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136698934] [2022-03-16 11:16:20,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136698934] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 11:16:20,435 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678005872] [2022-03-16 11:16:20,436 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-16 11:16:20,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 11:16:20,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 11:16:20,438 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 11:16:20,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process Received shutdown request... [2022-03-16 11:27:15,003 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 11:27:15,003 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 11:27:15,003 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-16 11:27:16,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2022-03-16 11:27:16,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-03-16 11:27:16,211 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forcibly destroying the process [2022-03-16 11:27:16,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 137 [2022-03-16 11:27:16,253 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-03-16 11:27:16,253 INFO L191 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-03-16 11:27:16,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [136] total 136 [2022-03-16 11:27:16,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859627445] [2022-03-16 11:27:16,254 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-03-16 11:27:16,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 137 states [2022-03-16 11:27:16,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 11:27:16,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 137 interpolants. [2022-03-16 11:27:16,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4694, Invalid=13938, Unknown=0, NotChecked=0, Total=18632 [2022-03-16 11:27:16,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:27:16,259 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 11:27:16,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 137 states, 137 states have (on average 2.2554744525547443) internal successors, (309), 136 states have internal predecessors, (309), 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 11:27:16,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 209 states. [2022-03-16 11:27:16,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 347 states. [2022-03-16 11:27:16,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 347 states. [2022-03-16 11:27:16,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2022-03-16 11:27:16,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 11:27:16,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-16 11:27:16,265 WARN L594 AbstractCegarLoop]: Verification canceled: while executing Executor. [2022-03-16 11:27:16,268 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (5 of 6 remaining) [2022-03-16 11:27:16,269 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 6 remaining) [2022-03-16 11:27:16,269 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2022-03-16 11:27:16,270 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 6 remaining) [2022-03-16 11:27:16,270 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 6 remaining) [2022-03-16 11:27:16,270 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATION (0 of 6 remaining) [2022-03-16 11:27:16,277 INFO L732 BasicCegarLoop]: Path program histogram: [5] [2022-03-16 11:27:16,279 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 11:27:16,279 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 11:27:16,281 INFO L202 PluginConnector]: Adding new model min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 11:27:16 BasicIcfg [2022-03-16 11:27:16,281 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 11:27:16,282 INFO L158 Benchmark]: Toolchain (without parser) took 831589.89ms. Allocated memory was 179.3MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 143.6MB in the beginning and 593.3MB in the end (delta: -449.6MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2022-03-16 11:27:16,282 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 179.3MB. Free memory is still 144.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 11:27:16,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.07ms. Allocated memory is still 179.3MB. Free memory was 143.6MB in the beginning and 142.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 11:27:16,283 INFO L158 Benchmark]: Boogie Preprocessor took 26.54ms. Allocated memory is still 179.3MB. Free memory was 142.1MB in the beginning and 141.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 11:27:16,283 INFO L158 Benchmark]: RCFGBuilder took 332.07ms. Allocated memory is still 179.3MB. Free memory was 141.0MB in the beginning and 130.7MB in the end (delta: 10.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-03-16 11:27:16,283 INFO L158 Benchmark]: TraceAbstraction took 831198.94ms. Allocated memory was 179.3MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 130.2MB in the beginning and 593.3MB in the end (delta: -463.1MB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2022-03-16 11:27:16,285 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 0.14ms. Allocated memory is still 179.3MB. Free memory is still 144.9MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.07ms. Allocated memory is still 179.3MB. Free memory was 143.6MB in the beginning and 142.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.54ms. Allocated memory is still 179.3MB. Free memory was 142.1MB in the beginning and 141.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 332.07ms. Allocated memory is still 179.3MB. Free memory was 141.0MB in the beginning and 130.7MB in the end (delta: 10.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 831198.94ms. Allocated memory was 179.3MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 130.2MB in the beginning and 593.3MB in the end (delta: -463.1MB). Peak memory consumption was 1.0GB. 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: 90]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing Executor. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 79]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 79]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 11 procedures, 67 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 831.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 89.5s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1041, 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: 0.2s SsaConstructionTime, 11.3s SatisfiabilityAnalysisTime, 72.8s InterpolantComputationTime, 4635 NumberOfCodeBlocks, 4333 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 6554 ConstructedInterpolants, 0 QuantifiedInterpolants, 31479 SizeOfPredicates, 10 NumberOfNonLiveVariables, 4453 ConjunctsInSsa, 357 ConjunctsInUnsatCore, 13 InterpolantComputations, 0 PerfectInterpolantSequences, 206413/273260 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