/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-wrwc.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-4b0ab11 [2022-03-04 00:22:56,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-04 00:22:56,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-04 00:22:56,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-04 00:22:56,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-04 00:22:56,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-04 00:22:56,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-04 00:22:56,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-04 00:22:56,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-04 00:22:56,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-04 00:22:56,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-04 00:22:56,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-04 00:22:56,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-04 00:22:56,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-04 00:22:56,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-04 00:22:56,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-04 00:22:56,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-04 00:22:56,455 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-wrwc.epf [2022-03-04 00:22:56,486 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-04 00:22:56,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-04 00:22:56,486 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-04 00:22:56,487 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-04 00:22:56,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-04 00:22:56,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-04 00:22:56,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-04 00:22:56,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-04 00:22:56,488 INFO L138 SettingsManager]: * Use SBE=true [2022-03-04 00:22:56,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-04 00:22:56,488 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-04 00:22:56,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-04 00:22:56,489 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-04 00:22:56,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-04 00:22:56,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 00:22:56,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-04 00:22:56,491 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-04 00:22:56,492 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-04 00:22:56,492 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-04 00:22:56,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-04 00:22:56,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-04 00:22:56,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-04 00:22:56,703 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-04 00:22:56,704 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-04 00:22:56,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl [2022-03-04 00:22:56,705 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl' [2022-03-04 00:22:56,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-04 00:22:56,721 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-04 00:22:56,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-04 00:22:56,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-04 00:22:56,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-04 00:22:56,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,740 INFO L137 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-04 00:22:56,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-04 00:22:56,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-04 00:22:56,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-04 00:22:56,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-04 00:22:56,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-04 00:22:56,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-04 00:22:56,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-04 00:22:56,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-04 00:22:56,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/1) ... [2022-03-04 00:22:56,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 00:22:56,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 00:22:56,774 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) [2022-03-04 00:22:56,776 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 [2022-03-04 00:22:56,798 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2022-03-04 00:22:56,798 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-03-04 00:22:56,799 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-03-04 00:22:56,799 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-04 00:22:56,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-04 00:22:56,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-04 00:22:56,799 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-04 00:22:56,817 INFO L234 CfgBuilder]: Building ICFG [2022-03-04 00:22:56,818 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-04 00:22:56,858 INFO L275 CfgBuilder]: Performing block encoding [2022-03-04 00:22:56,863 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-04 00:22:56,863 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-04 00:22:56,864 INFO L202 PluginConnector]: Adding new model ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 12:22:56 BoogieIcfgContainer [2022-03-04 00:22:56,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-04 00:22:56,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-04 00:22:56,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-04 00:22:56,868 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-04 00:22:56,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 12:22:56" (1/2) ... [2022-03-04 00:22:56,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@706e1529 and model type ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:22:56, skipping insertion in model container [2022-03-04 00:22:56,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 12:22:56" (2/2) ... [2022-03-04 00:22:56,872 INFO L111 eAbstractionObserver]: Analyzing ICFG ThyssenKruppRelegation.bpl [2022-03-04 00:22:56,878 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-04 00:22:56,880 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-04 00:22:56,881 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-04 00:22:56,881 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-04 00:22:56,901 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-03-04 00:22:56,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-04 00:22:56,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 00:22:56,932 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) [2022-03-04 00:22:56,933 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 [2022-03-04 00:22:56,957 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-04 00:22:56,962 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=false [2022-03-04 00:22:56,962 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-03-04 00:22:56,987 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3 transitions and produced 4 states. [2022-03-04 00:22:56,988 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-03-04 00:22:56,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 00:22:56,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1403, now seen corresponding path program 1 times [2022-03-04 00:22:56,998 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 00:22:56,998 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033295459] [2022-03-04 00:22:56,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 00:22:56,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 00:22:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-04 00:22:57,045 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-04 00:22:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-04 00:22:57,075 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-04 00:22:57,076 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-04 00:22:57,077 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (1 of 2 remaining) [2022-03-04 00:22:57,078 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-03-04 00:22:57,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-04 00:22:57,083 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-03-04 00:22:57,086 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-04 00:22:57,087 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-04 00:22:57,091 INFO L202 PluginConnector]: Adding new model ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 12:22:57 BasicIcfg [2022-03-04 00:22:57,092 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-04 00:22:57,093 INFO L158 Benchmark]: Toolchain (without parser) took 371.68ms. Allocated memory is still 190.8MB. Free memory was 149.8MB in the beginning and 162.2MB in the end (delta: -12.4MB). Peak memory consumption was 31.0MB. Max. memory is 8.0GB. [2022-03-04 00:22:57,093 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 190.8MB. Free memory is still 150.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-04 00:22:57,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.59ms. Allocated memory is still 190.8MB. Free memory was 149.8MB in the beginning and 148.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-04 00:22:57,094 INFO L158 Benchmark]: Boogie Preprocessor took 7.99ms. Allocated memory is still 190.8MB. Free memory was 148.2MB in the beginning and 147.4MB in the end (delta: 802.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-04 00:22:57,094 INFO L158 Benchmark]: RCFGBuilder took 113.27ms. Allocated memory is still 190.8MB. Free memory was 147.4MB in the beginning and 140.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-03-04 00:22:57,095 INFO L158 Benchmark]: TraceAbstraction took 226.12ms. Allocated memory is still 190.8MB. Free memory was 139.7MB in the beginning and 162.2MB in the end (delta: -22.4MB). Peak memory consumption was 20.5MB. Max. memory is 8.0GB. [2022-03-04 00:22:57,105 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 190.8MB. Free memory is still 150.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 19.59ms. Allocated memory is still 190.8MB. Free memory was 149.8MB in the beginning and 148.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 7.99ms. Allocated memory is still 190.8MB. Free memory was 148.2MB in the beginning and 147.4MB in the end (delta: 802.8kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 113.27ms. Allocated memory is still 190.8MB. Free memory was 147.4MB in the beginning and 140.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 226.12ms. Allocated memory is still 190.8MB. Free memory was 139.7MB in the beginning and 162.2MB in the end (delta: -22.4MB). Peak memory consumption was 20.5MB. 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: 0.2s, 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! [2022-03-04 00:22:57,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-03-04 00:22:57,335 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...