/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.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 23:12:52,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 23:12:52,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 23:12:52,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-09 23:12:52,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 23:12:52,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 23:12:52,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 23:12:52,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 23:12:52,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 23:12:52,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 23:12:52,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 23:12:52,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 23:12:52,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 23:12:52,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 23:12:52,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 23:12:52,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 23:12:52,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-09 23:12:52,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 23:12:52,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 23:12:52,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 23:12:52,362 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.epf [2022-02-09 23:12:52,386 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 23:12:52,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 23:12:52,387 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 23:12:52,387 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 23:12:52,388 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 23:12:52,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 23:12:52,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 23:12:52,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 23:12:52,388 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 23:12:52,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 23:12:52,389 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 23:12:52,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 23:12:52,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 23:12:52,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 23:12:52,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 23:12:52,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 23:12:52,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 23:12:52,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-09 23:12:52,391 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 23:12:52,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 23:12:52,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 23:12:52,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 23:12:52,581 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-02-09 23:12:52,581 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-02-09 23:12:52,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl [2022-02-09 23:12:52,583 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl' [2022-02-09 23:12:52,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 23:12:52,603 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-09 23:12:52,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 23:12:52,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 23:12:52,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 23:12:52,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,624 INFO L137 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-02-09 23:12:52,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 23:12:52,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 23:12:52,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 23:12:52,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 23:12:52,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 23:12:52,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 23:12:52,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 23:12:52,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 23:12:52,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/1) ... [2022-02-09 23:12:52,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 23:12:52,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 23:12:52,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-09 23:12:52,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-09 23:12:52,686 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2022-02-09 23:12:52,686 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-02-09 23:12:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-02-09 23:12:52,686 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-02-09 23:12:52,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 23:12:52,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 23:12:52,687 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 23:12:52,706 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 23:12:52,707 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 23:12:52,738 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 23:12:52,742 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 23:12:52,742 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-09 23:12:52,743 INFO L202 PluginConnector]: Adding new model ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:12:52 BoogieIcfgContainer [2022-02-09 23:12:52,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 23:12:52,745 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 23:12:52,745 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 23:12:52,756 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 23:12:52,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.02 11:12:52" (1/2) ... [2022-02-09 23:12:52,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6400af1f and model type ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 11:12:52, skipping insertion in model container [2022-02-09 23:12:52,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 11:12:52" (2/2) ... [2022-02-09 23:12:52,761 INFO L111 eAbstractionObserver]: Analyzing ICFG ThyssenKruppRelegation.bpl [2022-02-09 23:12:52,768 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 23:12:52,769 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 23:12:52,769 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-09 23:12:52,769 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 23:12:52,793 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-09 23:12:52,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 23:12:52,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 23:12:52,836 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 23:12:52,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-09 23:12:52,858 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 23:12:52,863 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 23:12:52,863 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-09 23:12:52,893 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3 transitions and produced 4 states. [2022-02-09 23:12:52,895 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-09 23:12:52,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 23:12:52,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1403, now seen corresponding path program 1 times [2022-02-09 23:12:52,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 23:12:52,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048368825] [2022-02-09 23:12:52,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 23:12:52,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 23:12:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 23:12:52,955 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-09 23:12:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 23:12:52,967 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-09 23:12:52,969 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-09 23:12:52,969 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (1 of 2 remaining) [2022-02-09 23:12:52,971 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-02-09 23:12:52,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 23:12:52,979 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-02-09 23:12:52,984 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 23:12:52,984 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 23:12:52,991 INFO L202 PluginConnector]: Adding new model ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 11:12:52 BasicIcfg [2022-02-09 23:12:52,992 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 23:12:52,994 INFO L158 Benchmark]: Toolchain (without parser) took 389.99ms. Allocated memory is still 199.2MB. Free memory was 165.0MB in the beginning and 139.1MB in the end (delta: 25.8MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2022-02-09 23:12:52,995 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 199.2MB. Free memory is still 165.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 23:12:53,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.52ms. Allocated memory is still 199.2MB. Free memory was 164.8MB in the beginning and 163.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 23:12:53,001 INFO L158 Benchmark]: Boogie Preprocessor took 8.91ms. Allocated memory is still 199.2MB. Free memory was 163.4MB in the beginning and 162.5MB in the end (delta: 896.0kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 23:12:53,002 INFO L158 Benchmark]: RCFGBuilder took 104.00ms. Allocated memory is still 199.2MB. Free memory was 162.5MB in the beginning and 155.4MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-02-09 23:12:53,003 INFO L158 Benchmark]: TraceAbstraction took 247.20ms. Allocated memory is still 199.2MB. Free memory was 154.9MB in the beginning and 139.1MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-02-09 23:12:53,007 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 199.2MB. Free memory is still 165.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.52ms. Allocated memory is still 199.2MB. Free memory was 164.8MB in the beginning and 163.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 8.91ms. Allocated memory is still 199.2MB. Free memory was 163.4MB in the beginning and 162.5MB in the end (delta: 896.0kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 104.00ms. Allocated memory is still 199.2MB. Free memory was 162.5MB in the beginning and 155.4MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 247.20ms. Allocated memory is still 199.2MB. Free memory was 154.9MB in the beginning and 139.1MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. 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 - CounterExampleResult [Line: 16]: assertion can be violated assertion can be violated We found a FailurePath: [L15] FORK 0 fork 1 foo(); [L16] 0 assert false; - UnprovableResult [Line: 13]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 11 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 proved your program to be incorrect! [2022-02-09 23:12:53,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-09 23:12:53,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...