/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.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-02 04:19:05,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-02 04:19:05,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-02 04:19:05,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-02 04:19:05,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-02 04:19:05,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-02 04:19:05,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-02 04:19:05,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-02 04:19:05,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-02 04:19:05,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-02 04:19:05,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-02 04:19:05,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-02 04:19:05,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-02 04:19:05,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-02 04:19:05,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-02 04:19:05,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-02 04:19:05,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-02 04:19:05,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-02 04:19:05,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-02 04:19:05,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-02 04:19:05,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-02 04:19:05,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-02 04:19:05,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-02 04:19:05,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-02 04:19:05,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-02 04:19:05,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-02 04:19:05,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-02 04:19:05,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-02 04:19:05,855 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 04:19:05,882 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-02 04:19:05,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-02 04:19:05,883 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-02 04:19:05,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-02 04:19:05,884 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-02 04:19:05,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-02 04:19:05,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-02 04:19:05,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-02 04:19:05,884 INFO L138 SettingsManager]: * Use SBE=true [2022-03-02 04:19:05,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-02 04:19:05,885 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-02 04:19:05,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-02 04:19:05,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-02 04:19:05,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-02 04:19:05,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-02 04:19:05,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-02 04:19:05,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-02 04:19:05,885 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-02 04:19:05,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-02 04:19:05,886 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-02 04:19:05,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-02 04:19:05,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-02 04:19:05,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-02 04:19:05,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-02 04:19:05,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-02 04:19:05,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 04:19:05,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-02 04:19:05,886 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-02 04:19:05,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-02 04:19:05,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-02 04:19:05,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-02 04:19:05,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-02 04:19:05,887 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-02 04:19:05,887 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-02 04:19:05,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-02 04:19:05,887 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-02 04:19:05,887 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-02 04:19:05,887 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-02 04:19:06,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-02 04:19:06,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-02 04:19:06,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-02 04:19:06,109 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-02 04:19:06,111 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-02 04:19:06,112 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl [2022-03-02 04:19:06,112 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl' [2022-03-02 04:19:06,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-02 04:19:06,134 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-02 04:19:06,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-02 04:19:06,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-02 04:19:06,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-02 04:19:06,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,158 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-02 04:19:06,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-02 04:19:06,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-02 04:19:06,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-02 04:19:06,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-02 04:19:06,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-02 04:19:06,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-02 04:19:06,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-02 04:19:06,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-02 04:19:06,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/1) ... [2022-03-02 04:19:06,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-02 04:19:06,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:19:06,208 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 04:19:06,211 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 04:19:06,236 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-02 04:19:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-02 04:19:06,236 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-02 04:19:06,236 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-02 04:19:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-02 04:19:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-02 04:19:06,237 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-02 04:19:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-02 04:19:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-02 04:19:06,237 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-02 04:19:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-02 04:19:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-02 04:19:06,237 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2022-03-02 04:19:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-03-02 04:19:06,238 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-03-02 04:19:06,238 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 04:19:06,272 INFO L234 CfgBuilder]: Building ICFG [2022-03-02 04:19:06,274 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-02 04:19:06,343 INFO L275 CfgBuilder]: Performing block encoding [2022-03-02 04:19:06,353 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-02 04:19:06,354 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-02 04:19:06,355 INFO L202 PluginConnector]: Adding new model min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 04:19:06 BoogieIcfgContainer [2022-03-02 04:19:06,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-02 04:19:06,370 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-02 04:19:06,370 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-02 04:19:06,389 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-02 04:19:06,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.03 04:19:06" (1/2) ... [2022-03-02 04:19:06,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14d5cc49 and model type min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.03 04:19:06, skipping insertion in model container [2022-03-02 04:19:06,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.03 04:19:06" (2/2) ... [2022-03-02 04:19:06,391 INFO L111 eAbstractionObserver]: Analyzing ICFG min-max-inc.wvr.bpl [2022-03-02 04:19:06,394 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-02 04:19:06,394 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-02 04:19:06,394 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-02 04:19:06,394 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-02 04:19:06,442 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-03-02 04:19:06,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-02 04:19:06,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:19:06,498 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 04:19:06,499 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 04:19:06,529 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-02 04:19:06,538 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 04:19:06,539 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-03-02 04:19:06,764 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 6925 transitions and produced 1808 states. [2022-03-02 04:19:06,766 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 04:19:06,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:19:06,770 INFO L85 PathProgramCache]: Analyzing trace with hash 386440407, now seen corresponding path program 1 times [2022-03-02 04:19:06,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:19:06,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429045994] [2022-03-02 04:19:06,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:19:06,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:19:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:19:07,323 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 04:19:07,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:19:07,324 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429045994] [2022-03-02 04:19:07,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429045994] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:19:07,325 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59075084] [2022-03-02 04:19:07,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:19:07,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:19:07,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:19:07,327 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 04:19:07,352 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 04:19:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:19:07,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 20 conjunts are in the unsatisfiable core [2022-03-02 04:19:07,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:19:07,683 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 04:19:07,684 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:19:07,853 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 04:19:07,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [59075084] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:19:07,853 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:19:07,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 6, 6] total 24 [2022-03-02 04:19:07,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574530436] [2022-03-02 04:19:07,856 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:19:07,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-02 04:19:07,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:19:07,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-02 04:19:07,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600 [2022-03-02 04:19:07,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:07,879 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:19:07,886 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 04:19:07,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:09,696 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 32584 transitions and produced 7688 states. [2022-03-02 04:19:09,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:19:09,717 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 04:19:09,911 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 04:19:09,912 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 04:19:09,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:19:09,912 INFO L85 PathProgramCache]: Analyzing trace with hash 406180195, now seen corresponding path program 2 times [2022-03-02 04:19:09,912 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:19:09,912 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125624907] [2022-03-02 04:19:09,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:19:09,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:19:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:19:10,346 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 04:19:10,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:19:10,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125624907] [2022-03-02 04:19:10,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125624907] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:19:10,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1212230647] [2022-03-02 04:19:10,347 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-02 04:19:10,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:19:10,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:19:10,360 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 04:19:10,371 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 04:19:10,421 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-02 04:19:10,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:19:10,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 30 conjunts are in the unsatisfiable core [2022-03-02 04:19:10,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:19:10,748 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 04:19:10,748 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:19:11,056 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 04:19:11,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1212230647] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:19:11,058 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:19:11,058 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 13, 13] total 45 [2022-03-02 04:19:11,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018920636] [2022-03-02 04:19:11,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:19:11,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-03-02 04:19:11,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:19:11,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-03-02 04:19:11,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=395, Invalid=1675, Unknown=0, NotChecked=0, Total=2070 [2022-03-02 04:19:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:11,063 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:19:11,063 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 04:19:11,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:19:11,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:15,160 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 80351 transitions and produced 18545 states. [2022-03-02 04:19:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:19:15,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:19:15,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-02 04:19:15,379 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 04:19:15,380 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 04:19:15,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:19:15,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1262682725, now seen corresponding path program 3 times [2022-03-02 04:19:15,380 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:19:15,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773432059] [2022-03-02 04:19:15,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:19:15,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:19:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:19:15,924 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 04:19:15,925 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:19:15,925 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773432059] [2022-03-02 04:19:15,925 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773432059] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:19:15,925 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1799281344] [2022-03-02 04:19:15,925 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-02 04:19:15,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:19:15,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:19:15,926 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 04:19:15,928 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 04:19:16,028 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2022-03-02 04:19:16,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:19:16,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 34 conjunts are in the unsatisfiable core [2022-03-02 04:19:16,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:19:16,385 INFO L353 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-03-02 04:19:16,386 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 04:19:16,588 INFO L353 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-03-02 04:19:16,588 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 04:19:16,715 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-02 04:19:16,715 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 04:19:17,067 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 04:19:17,067 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:19:28,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:19:28,177 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-02 04:19:28,184 INFO L353 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2022-03-02 04:19:28,185 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 29 [2022-03-02 04:19:28,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 440 proven. 142 refuted. 0 times theorem prover too weak. 1072 trivial. 0 not checked. [2022-03-02 04:19:28,307 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1799281344] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:19:28,307 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:19:28,307 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 14, 23] total 67 [2022-03-02 04:19:28,307 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665386016] [2022-03-02 04:19:28,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:19:28,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2022-03-02 04:19:28,308 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:19:28,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2022-03-02 04:19:28,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=588, Invalid=3829, Unknown=5, NotChecked=0, Total=4422 [2022-03-02 04:19:28,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:28,309 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:19:28,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 2.91044776119403) internal successors, (195), 67 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 04:19:28,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:19:28,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:19:28,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:31,759 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 713 transitions and produced 581 states. [2022-03-02 04:19:31,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:19:31,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:19:31,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2022-03-02 04:19:31,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-02 04:19:31,982 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 04:19:31,983 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 04:19:31,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:19:31,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1603192017, now seen corresponding path program 4 times [2022-03-02 04:19:31,984 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:19:31,984 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147209813] [2022-03-02 04:19:31,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:19:31,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:19:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:19:32,548 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 04:19:32,548 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:19:32,548 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147209813] [2022-03-02 04:19:32,549 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147209813] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:19:32,549 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103746941] [2022-03-02 04:19:32,549 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-02 04:19:32,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:19:32,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:19:32,550 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 04:19:32,551 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 04:19:32,625 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-02 04:19:32,626 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:19:32,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 43 conjunts are in the unsatisfiable core [2022-03-02 04:19:32,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:19:33,312 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 04:19:33,312 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:19:33,583 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 04:19:33,584 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103746941] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:19:33,584 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:19:33,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 25, 25] total 62 [2022-03-02 04:19:33,584 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267546936] [2022-03-02 04:19:33,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:19:33,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-03-02 04:19:33,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:19:33,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-03-02 04:19:33,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=650, Invalid=3256, Unknown=0, NotChecked=0, Total=3906 [2022-03-02 04:19:33,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:33,589 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:19:33,589 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 04:19:33,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:19:33,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:19:33,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2022-03-02 04:19:33,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:37,583 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 661 transitions and produced 592 states. [2022-03-02 04:19:37,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:19:37,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:19:37,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2022-03-02 04:19:37,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2022-03-02 04:19:37,602 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-02 04:19:37,784 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 04:19:37,784 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 04:19:37,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:19:37,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1119199021, now seen corresponding path program 5 times [2022-03-02 04:19:37,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:19:37,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247458843] [2022-03-02 04:19:37,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:19:37,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:19:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:19:38,339 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 04:19:38,339 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:19:38,339 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247458843] [2022-03-02 04:19:38,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247458843] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:19:38,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1894104065] [2022-03-02 04:19:38,340 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-02 04:19:38,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:19:38,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:19:38,341 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 04:19:38,342 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 04:19:39,636 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 21 check-sat command(s) [2022-03-02 04:19:39,636 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:19:39,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 41 conjunts are in the unsatisfiable core [2022-03-02 04:19:39,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-02 04:19:40,828 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 04:19:40,828 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-02 04:19:41,128 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 04:19:41,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1894104065] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-02 04:19:41,128 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-02 04:19:41,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41, 41] total 81 [2022-03-02 04:19:41,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979087141] [2022-03-02 04:19:41,129 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-02 04:19:41,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2022-03-02 04:19:41,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-02 04:19:41,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2022-03-02 04:19:41,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=921, Invalid=5721, Unknown=0, NotChecked=0, Total=6642 [2022-03-02 04:19:41,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:41,131 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-02 04:19:41,131 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 04:19:41,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:19:41,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:19:41,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2022-03-02 04:19:41,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2022-03-02 04:19:41,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-02 04:19:44,789 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3570 transitions and produced 1852 states. [2022-03-02 04:19:44,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-03-02 04:19:44,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2022-03-02 04:19:44,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2022-03-02 04:19:44,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2022-03-02 04:19:44,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-02 04:19:44,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-02 04:19:44,991 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 04:19:44,991 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 04:19:44,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-02 04:19:44,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1174203839, now seen corresponding path program 6 times [2022-03-02 04:19:44,992 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-02 04:19:44,992 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801945044] [2022-03-02 04:19:44,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-02 04:19:44,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-02 04:19:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-02 04:19:48,213 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 04:19:48,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-02 04:19:48,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801945044] [2022-03-02 04:19:48,213 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801945044] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-02 04:19:48,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [558305714] [2022-03-02 04:19:48,213 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-02 04:19:48,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-02 04:19:48,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-02 04:19:48,215 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 04:19:48,220 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 04:19:53,962 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 68 check-sat command(s) [2022-03-02 04:19:53,962 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-02 04:19:53,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 207 conjunts are in the unsatisfiable core [2022-03-02 04:19:54,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2022-03-02 04:33:15,815 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2022-03-02 04:33:15,831 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 04:33:15,831 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 04:33:15,838 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 04:33:15,849 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 04:33:16,015 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 04:33:16,016 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 ∧-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2022-03-02 04:33:16,018 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2022-03-02 04:33:16,018 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2022-03-02 04:33:16,018 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2022-03-02 04:33:16,018 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2022-03-02 04:33:16,022 INFO L732 BasicCegarLoop]: Path program histogram: [6] [2022-03-02 04:33:16,023 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-02 04:33:16,024 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-02 04:33:16,025 INFO L202 PluginConnector]: Adding new model min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.03 04:33:16 BasicIcfg [2022-03-02 04:33:16,025 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-02 04:33:16,026 INFO L158 Benchmark]: Toolchain (without parser) took 849891.57ms. Allocated memory was 208.7MB in the beginning and 750.8MB in the end (delta: 542.1MB). Free memory was 173.4MB in the beginning and 502.2MB in the end (delta: -328.8MB). Peak memory consumption was 502.3MB. Max. memory is 8.0GB. [2022-03-02 04:33:16,026 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 208.7MB. Free memory is still 174.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-02 04:33:16,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.61ms. Allocated memory is still 208.7MB. Free memory was 173.4MB in the beginning and 171.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 04:33:16,026 INFO L158 Benchmark]: Boogie Preprocessor took 18.75ms. Allocated memory is still 208.7MB. Free memory was 171.7MB in the beginning and 170.8MB in the end (delta: 910.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-02 04:33:16,026 INFO L158 Benchmark]: RCFGBuilder took 175.51ms. Allocated memory is still 208.7MB. Free memory was 170.8MB in the beginning and 160.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-03-02 04:33:16,027 INFO L158 Benchmark]: TraceAbstraction took 849654.97ms. Allocated memory was 208.7MB in the beginning and 750.8MB in the end (delta: 542.1MB). Free memory was 160.3MB in the beginning and 502.2MB in the end (delta: -341.9MB). Peak memory consumption was 489.7MB. Max. memory is 8.0GB. [2022-03-02 04:33:16,028 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 0.12ms. Allocated memory is still 208.7MB. Free memory is still 174.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.61ms. Allocated memory is still 208.7MB. Free memory was 173.4MB in the beginning and 171.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 18.75ms. Allocated memory is still 208.7MB. Free memory was 171.7MB in the beginning and 170.8MB in the end (delta: 910.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 175.51ms. Allocated memory is still 208.7MB. Free memory was 170.8MB in the beginning and 160.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 849654.97ms. Allocated memory was 208.7MB in the beginning and 750.8MB in the end (delta: 542.1MB). Free memory was 160.3MB in the beginning and 502.2MB in the end (delta: -341.9MB). Peak memory consumption was 489.7MB. 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 ∧-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 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 ∧-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 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 ∧-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 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 ∧-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 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 ∧-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 56 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 849.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 17.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 657, 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, 1.7s SatisfiabilityAnalysisTime, 18.1s InterpolantComputationTime, 1258 NumberOfCodeBlocks, 1171 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 1872 ConstructedInterpolants, 23 QuantifiedInterpolants, 8249 SizeOfPredicates, 24 NumberOfNonLiveVariables, 1475 ConjunctsInSsa, 168 ConjunctsInUnsatCore, 15 InterpolantComputations, 0 PerfectInterpolantSequences, 11166/15591 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