/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-dec.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-02 04:17:25,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-02 04:17:25,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-02 04:17:25,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-02 04:17:25,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-02 04:17:25,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-02 04:17:25,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-02 04:17:25,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-02 04:17:25,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-02 04:17:25,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-02 04:17:25,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-02 04:17:25,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-02 04:17:25,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-02 04:17:25,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-02 04:17:25,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-02 04:17:25,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-02 04:17:25,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-02 04:17:25,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-02 04:17:25,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-02 04:17:25,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-02 04:17:25,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-02 04:17:25,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-02 04:17:25,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-02 04:17:25,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-02 04:17:25,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-02 04:17:25,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-02 04:17:25,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-02 04:17:25,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-02 04:17:25,809 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 [2022-03-02 04:17:25,831 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-02 04:17:25,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-02 04:17:25,832 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-02 04:17:25,832 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-02 04:17:25,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-02 04:17:25,833 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-02 04:17:25,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-02 04:17:25,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-02 04:17:25,833 INFO L138 SettingsManager]: * Use SBE=true [2022-03-02 04:17:25,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-02 04:17:25,834 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-02 04:17:25,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-02 04:17:25,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-02 04:17:25,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-02 04:17:25,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-02 04:17:25,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-02 04:17:25,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-02 04:17:25,835 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-02 04:17:25,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-02 04:17:25,835 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-02 04:17:25,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-02 04:17:25,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-02 04:17:25,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-02 04:17:25,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-02 04:17:25,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-02 04:17:25,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 04:17:25,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-02 04:17:25,836 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-02 04:17:25,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-02 04:17:25,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-02 04:17:25,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-02 04:17:25,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-02 04:17:25,837 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-02 04:17:25,837 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-02 04:17:25,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-02 04:17:25,837 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-02 04:17:25,837 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-02 04:17:25,837 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-02 04:17:26,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-02 04:17:26,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-02 04:17:26,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-02 04:17:26,049 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-02 04:17:26,050 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-02 04:17:26,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl [2022-03-02 04:17:26,051 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-dec.wvr.bpl' [2022-03-02 04:17:26,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-02 04:17:26,075 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-02 04:17:26,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-02 04:17:26,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-02 04:17:26,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-02 04:17:26,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,097 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-02 04:17:26,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-02 04:17:26,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-02 04:17:26,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-02 04:17:26,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-02 04:17:26,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-02 04:17:26,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-02 04:17:26,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-02 04:17:26,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-02 04:17:26,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/1) ... [2022-03-02 04:17:26,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 04:17:26,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:17:26,148 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) [2022-03-02 04:17:26,161 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 [2022-03-02 04:17:26,180 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-02 04:17:26,181 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-02 04:17:26,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-02 04:17:26,181 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-02 04:17:26,181 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-02 04:17:26,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-02 04:17:26,182 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-02 04:17:26,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-02 04:17:26,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-02 04:17:26,183 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-02 04:17:26,183 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-02 04:17:26,183 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-02 04:17:26,184 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2022-03-02 04:17:26,184 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-03-02 04:17:26,186 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-03-02 04:17:26,187 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-02 04:17:26,247 INFO L234 CfgBuilder]: Building ICFG [2022-03-02 04:17:26,249 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-02 04:17:26,417 INFO L275 CfgBuilder]: Performing block encoding [2022-03-02 04:17:26,453 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-02 04:17:26,454 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-02 04:17:26,456 INFO L202 PluginConnector]: Adding new model min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 04:17:26 BoogieIcfgContainer [2022-03-02 04:17:26,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-02 04:17:26,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-02 04:17:26,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-02 04:17:26,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-02 04:17:26,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:17:26" (1/2) ... [2022-03-02 04:17:26,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8805f0 and model type min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 04:17:26, skipping insertion in model container [2022-03-02 04:17:26,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 04:17:26" (2/2) ... [2022-03-02 04:17:26,462 INFO L111 eAbstractionObserver]: Analyzing ICFG min-max-dec.wvr.bpl [2022-03-02 04:17:26,486 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-02 04:17:26,487 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-02 04:17:26,487 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-02 04:17:26,487 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-02 04:17:26,530 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-03-02 04:17:26,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-02 04:17:26,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:17:26,593 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) [2022-03-02 04:17:26,594 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 [2022-03-02 04:17:26,618 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-02 04:17:26,624 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 [2022-03-02 04:17:26,624 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-03-02 04:17:26,856 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 6925 transitions and produced 1808 states. [2022-03-02 04:17:26,857 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-02 04:17:26,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:17:26,867 INFO L85 PathProgramCache]: Analyzing trace with hash 386440407, now seen corresponding path program 1 times [2022-03-02 04:17:26,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:17:26,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728550718] [2022-03-02 04:17:26,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:17:26,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:17:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:17:27,437 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 133 proven. 157 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-03-02 04:17:27,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:17:27,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728550718] [2022-03-02 04:17:27,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728550718] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:17:27,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2005359970] [2022-03-02 04:17:27,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:17:27,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:17:27,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:17:27,444 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) [2022-03-02 04:17:27,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-02 04:17:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:17:27,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 20 conjunts are in the unsatisfiable core [2022-03-02 04:17:27,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:17:27,837 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 170 proven. 46 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-03-02 04:17:27,837 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:17:28,005 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 170 proven. 46 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-03-02 04:17:28,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2005359970] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:17:28,006 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:17:28,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 6, 6] total 24 [2022-03-02 04:17:28,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7346816] [2022-03-02 04:17:28,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:17:28,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-02 04:17:28,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:17:28,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-02 04:17:28,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600 [2022-03-02 04:17:28,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:17:28,034 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:17:28,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.96) internal successors, (124), 24 states have internal predecessors, (124), 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) [2022-03-02 04:17:28,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:17:29,998 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 32584 transitions and produced 7688 states. [2022-03-02 04:17:29,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:17:30,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-02 04:17:30,215 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 [2022-03-02 04:17:30,216 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-02 04:17:30,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:17:30,216 INFO L85 PathProgramCache]: Analyzing trace with hash 406180195, now seen corresponding path program 2 times [2022-03-02 04:17:30,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:17:30,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732188300] [2022-03-02 04:17:30,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:17:30,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:17:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:17:30,660 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 338 proven. 264 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-03-02 04:17:30,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:17:30,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732188300] [2022-03-02 04:17:30,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732188300] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:17:30,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [38259826] [2022-03-02 04:17:30,661 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 04:17:30,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:17:30,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:17:30,662 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) [2022-03-02 04:17:30,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-02 04:17:30,722 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-02 04:17:30,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:17:30,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 30 conjunts are in the unsatisfiable core [2022-03-02 04:17:30,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:17:31,117 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 426 proven. 112 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-03-02 04:17:31,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:17:31,425 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 426 proven. 112 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2022-03-02 04:17:31,426 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [38259826] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:17:31,426 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:17:31,426 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 13, 13] total 45 [2022-03-02 04:17:31,426 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925665474] [2022-03-02 04:17:31,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:17:31,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-03-02 04:17:31,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:17:31,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-03-02 04:17:31,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=395, Invalid=1675, Unknown=0, NotChecked=0, Total=2070 [2022-03-02 04:17:31,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:17:31,429 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:17:31,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 3.8260869565217392) internal successors, (176), 45 states have internal predecessors, (176), 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) [2022-03-02 04:17:31,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:17:31,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:17:35,529 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 80351 transitions and produced 18545 states. [2022-03-02 04:17:35,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:17:35,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:17:35,547 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-03-02 04:17:35,737 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 [2022-03-02 04:17:35,737 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-02 04:17:35,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:17:35,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1262682725, now seen corresponding path program 3 times [2022-03-02 04:17:35,738 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:17:35,738 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726816398] [2022-03-02 04:17:35,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:17:35,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:17:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:17:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 718 proven. 629 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2022-03-02 04:17:36,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:17:36,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726816398] [2022-03-02 04:17:36,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726816398] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:17:36,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674172697] [2022-03-02 04:17:36,286 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-02 04:17:36,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:17:36,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:17:36,290 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) [2022-03-02 04:17:36,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-02 04:17:36,427 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2022-03-02 04:17:36,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:17:36,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 26 conjunts are in the unsatisfiable core [2022-03-02 04:17:36,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:17:36,781 INFO L353 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-03-02 04:17:36,782 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-03-02 04:17:36,983 INFO L353 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-03-02 04:17:36,984 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 24 [2022-03-02 04:17:37,113 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 04:17:37,114 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 34 [2022-03-02 04:17:37,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 455 proven. 88 refuted. 0 times theorem prover too weak. 1111 trivial. 0 not checked. [2022-03-02 04:17:37,467 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:17:43,429 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:17:43,430 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:17:43,436 INFO L353 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-03-02 04:17:43,437 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 27 [2022-03-02 04:17:43,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 474 proven. 110 refuted. 0 times theorem prover too weak. 1070 trivial. 0 not checked. [2022-03-02 04:17:43,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674172697] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:17:43,583 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:17:43,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 14, 22] total 66 [2022-03-02 04:17:43,583 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877981744] [2022-03-02 04:17:43,583 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:17:43,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-03-02 04:17:43,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:17:43,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-03-02 04:17:43,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=576, Invalid=3712, Unknown=2, NotChecked=0, Total=4290 [2022-03-02 04:17:43,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:17:43,587 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:17:43,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 2.9545454545454546) internal successors, (195), 66 states have internal predecessors, (195), 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) [2022-03-02 04:17:43,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:17:43,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:17:43,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:17:46,915 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 713 transitions and produced 581 states. [2022-03-02 04:17:46,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:17:46,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:17:46,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2022-03-02 04:17:46,941 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-03-02 04:17:47,117 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 [2022-03-02 04:17:47,117 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-02 04:17:47,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:17:47,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1603192017, now seen corresponding path program 4 times [2022-03-02 04:17:47,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:17:47,118 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637772230] [2022-03-02 04:17:47,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:17:47,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:17:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:17:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 361 proven. 798 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2022-03-02 04:17:47,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:17:47,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637772230] [2022-03-02 04:17:47,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637772230] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:17:47,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652626578] [2022-03-02 04:17:47,733 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-02 04:17:47,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:17:47,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:17:47,735 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) [2022-03-02 04:17:47,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-02 04:17:47,820 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-02 04:17:47,821 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:17:47,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 43 conjunts are in the unsatisfiable core [2022-03-02 04:17:47,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:17:48,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 724 proven. 474 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2022-03-02 04:17:48,711 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:17:49,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 724 proven. 474 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2022-03-02 04:17:49,083 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652626578] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:17:49,083 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:17:49,083 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 25, 25] total 62 [2022-03-02 04:17:49,083 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368663250] [2022-03-02 04:17:49,083 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:17:49,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-03-02 04:17:49,084 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:17:49,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-03-02 04:17:49,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=650, Invalid=3256, Unknown=0, NotChecked=0, Total=3906 [2022-03-02 04:17:49,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:17:49,086 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:17:49,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 3.2857142857142856) internal successors, (207), 62 states have internal predecessors, (207), 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) [2022-03-02 04:17:49,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:17:49,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:17:49,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2022-03-02 04:17:49,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:17:52,980 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 661 transitions and produced 592 states. [2022-03-02 04:17:52,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:17:52,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:17:52,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2022-03-02 04:17:52,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2022-03-02 04:17:52,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-03-02 04:17:53,181 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 [2022-03-02 04:17:53,182 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-02 04:17:53,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:17:53,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1119199021, now seen corresponding path program 5 times [2022-03-02 04:17:53,182 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:17:53,182 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859758066] [2022-03-02 04:17:53,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:17:53,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:17:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:17:53,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 400 proven. 361 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-03-02 04:17:53,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:17:53,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859758066] [2022-03-02 04:17:53,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859758066] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:17:53,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802657650] [2022-03-02 04:17:53,756 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-02 04:17:53,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:17:53,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:17:53,757 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) [2022-03-02 04:17:53,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-02 04:17:54,919 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 21 check-sat command(s) [2022-03-02 04:17:54,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:17:54,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 41 conjunts are in the unsatisfiable core [2022-03-02 04:17:54,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:17:56,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 400 proven. 361 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-03-02 04:17:56,308 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:17:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 400 proven. 361 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2022-03-02 04:17:56,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [802657650] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:17:56,617 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:17:56,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41, 41] total 81 [2022-03-02 04:17:56,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517751907] [2022-03-02 04:17:56,618 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:17:56,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2022-03-02 04:17:56,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:17:56,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2022-03-02 04:17:56,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=921, Invalid=5721, Unknown=0, NotChecked=0, Total=6642 [2022-03-02 04:17:56,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:17:56,622 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:17:56,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 2.3780487804878048) internal successors, (195), 81 states have internal predecessors, (195), 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) [2022-03-02 04:17:56,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:17:56,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:17:56,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2022-03-02 04:17:56,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2022-03-02 04:17:56,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:18:00,531 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3570 transitions and produced 1852 states. [2022-03-02 04:18:00,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:18:00,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:18:00,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-03-02 04:18:00,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2022-03-02 04:18:00,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-02 04:18:00,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-03-02 04:18:00,744 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 [2022-03-02 04:18:00,746 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2022-03-02 04:18:00,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:18:00,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1174203839, now seen corresponding path program 6 times [2022-03-02 04:18:00,747 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:18:00,747 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23202802] [2022-03-02 04:18:00,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:18:00,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:18:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:18:04,446 INFO L134 CoverageAnalysis]: Checked inductivity of 6646 backedges. 2663 proven. 3975 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-02 04:18:04,446 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:18:04,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23202802] [2022-03-02 04:18:04,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23202802] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:18:04,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027603732] [2022-03-02 04:18:04,447 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-02 04:18:04,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:18:04,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:18:04,448 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) [2022-03-02 04:18:04,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-02 04:18:09,670 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 68 check-sat command(s) [2022-03-02 04:18:09,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:18:09,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 181 conjunts are in the unsatisfiable core [2022-03-02 04:18:09,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2022-03-02 04:31:35,340 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2022-03-02 04:31:35,353 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-02 04:31:35,354 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 [2022-03-02 04:31:35,354 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 [2022-03-02 04:31:35,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-02 04:31:35,549 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 [2022-03-02 04:31:35,550 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 284 with TraceHistMax 69,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-38-13-8-12-7-10-6-9-5-7-3-5-2-5-1 context. [2022-03-02 04:31:35,551 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2022-03-02 04:31:35,552 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2022-03-02 04:31:35,552 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2022-03-02 04:31:35,552 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2022-03-02 04:31:35,555 INFO L732 BasicCegarLoop]: Path program histogram: [6] [2022-03-02 04:31:35,557 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-02 04:31:35,557 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-02 04:31:35,559 INFO L202 PluginConnector]: Adding new model min-max-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.03 04:31:35 BasicIcfg [2022-03-02 04:31:35,559 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-02 04:31:35,559 INFO L158 Benchmark]: Toolchain (without parser) took 849483.78ms. Allocated memory was 181.4MB in the beginning and 639.6MB in the end (delta: 458.2MB). Free memory was 147.1MB in the beginning and 307.7MB in the end (delta: -160.6MB). Peak memory consumption was 447.7MB. Max. memory is 8.0GB. [2022-03-02 04:31:35,559 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 181.4MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-02 04:31:35,562 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.30ms. Allocated memory is still 181.4MB. Free memory was 147.1MB in the beginning and 145.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 04:31:35,563 INFO L158 Benchmark]: Boogie Preprocessor took 20.20ms. Allocated memory is still 181.4MB. Free memory was 145.4MB in the beginning and 144.5MB in the end (delta: 905.7kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 04:31:35,563 INFO L158 Benchmark]: RCFGBuilder took 336.04ms. Allocated memory is still 181.4MB. Free memory was 144.4MB in the beginning and 134.6MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-02 04:31:35,563 INFO L158 Benchmark]: TraceAbstraction took 849101.45ms. Allocated memory was 181.4MB in the beginning and 639.6MB in the end (delta: 458.2MB). Free memory was 134.2MB in the beginning and 307.7MB in the end (delta: -173.5MB). Peak memory consumption was 435.1MB. Max. memory is 8.0GB. [2022-03-02 04:31:35,564 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 0.11ms. Allocated memory is still 181.4MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.30ms. Allocated memory is still 181.4MB. Free memory was 147.1MB in the beginning and 145.6MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.20ms. Allocated memory is still 181.4MB. Free memory was 145.4MB in the beginning and 144.5MB in the end (delta: 905.7kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 336.04ms. Allocated memory is still 181.4MB. Free memory was 144.4MB in the beginning and 134.6MB in the end (delta: 9.7MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 849101.45ms. Allocated memory was 181.4MB in the beginning and 639.6MB in the end (delta: 458.2MB). Free memory was 134.2MB in the beginning and 307.7MB in the end (delta: -173.5MB). Peak memory consumption was 435.1MB. 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: 77]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 284 with TraceHistMax 69,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-38-13-8-12-7-10-6-9-5-7-3-5-2-5-1 context. - TimeoutResultAtElement [Line: 68]: 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 284 with TraceHistMax 69,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-38-13-8-12-7-10-6-9-5-7-3-5-2-5-1 context. - TimeoutResultAtElement [Line: 68]: 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 284 with TraceHistMax 69,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-38-13-8-12-7-10-6-9-5-7-3-5-2-5-1 context. - TimeoutResultAtElement [Line: 69]: 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 284 with TraceHistMax 69,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-38-13-8-12-7-10-6-9-5-7-3-5-2-5-1 context. - TimeoutResultAtElement [Line: 70]: 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 284 with TraceHistMax 69,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-38-13-8-12-7-10-6-9-5-7-3-5-2-5-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 56 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 849.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 17.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 647, 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, 1.6s SatisfiabilityAnalysisTime, 13.6s InterpolantComputationTime, 1258 NumberOfCodeBlocks, 1171 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 1872 ConstructedInterpolants, 25 QuantifiedInterpolants, 8221 SizeOfPredicates, 22 NumberOfNonLiveVariables, 1475 ConjunctsInSsa, 160 ConjunctsInUnsatCore, 15 InterpolantComputations, 0 PerfectInterpolantSequences, 11198/15591 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