/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:59:17,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 23:59:17,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 23:59:18,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 23:59:18,053 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-FA-NoLbe.epf [2022-02-10 23:59:18,065 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:59:18,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:59:18,065 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:59:18,065 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:59:18,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:59:18,066 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:59:18,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:59:18,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:59:18,066 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:59:18,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:59:18,067 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:59:18,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:59:18,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:59:18,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:59:18,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:59:18,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:59:18,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:59:18,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:59:18,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:59:18,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:59:18,069 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:59:18,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:59:18,069 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:59:18,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:59:18,069 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 23:59:18,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:59:18,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:59:18,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:59:18,270 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-02-10 23:59:18,278 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-02-10 23:59:18,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl [2022-02-10 23:59:18,279 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/ThyssenKruppRelegation.bpl' [2022-02-10 23:59:18,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:59:18,293 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-10 23:59:18,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:59:18,295 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:59:18,295 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:59:18,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,311 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,316 INFO L137 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-02-10 23:59:18,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:59:18,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:59:18,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:59:18,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:59:18,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:59:18,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:59:18,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:59:18,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:59:18,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/1) ... [2022-02-10 23:59:18,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:59:18,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:59:18,354 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) [2022-02-10 23:59:18,356 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 [2022-02-10 23:59:18,378 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2022-02-10 23:59:18,378 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-02-10 23:59:18,378 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-02-10 23:59:18,378 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-02-10 23:59:18,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:59:18,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:59:18,379 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 23:59:18,400 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:59:18,401 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:59:18,433 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:59:18,437 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:59:18,437 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 23:59:18,438 INFO L202 PluginConnector]: Adding new model ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:59:18 BoogieIcfgContainer [2022-02-10 23:59:18,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:59:18,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:59:18,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:59:18,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:59:18,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:59:18" (1/2) ... [2022-02-10 23:59:18,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bd8fe4d and model type ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:59:18, skipping insertion in model container [2022-02-10 23:59:18,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:59:18" (2/2) ... [2022-02-10 23:59:18,444 INFO L112 eAbstractionObserver]: Analyzing ICFG ThyssenKruppRelegation.bpl [2022-02-10 23:59:18,448 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:59:18,448 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:59:18,448 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-10 23:59:18,448 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:59:18,467 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-10 23:59:18,518 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:59:18,523 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=FINITE_AUTOMATA, 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 [2022-02-10 23:59:18,523 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-10 23:59:18,529 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 11 places, 7 transitions, 22 flow [2022-02-10 23:59:18,540 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-02-10 23:59:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-02-10 23:59:18,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-02-10 23:59:18,546 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:59:18,546 INFO L515 BasicCegarLoop]: trace histogram [1, 1] [2022-02-10 23:59:18,547 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-10 23:59:18,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:59:18,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1403, now seen corresponding path program 1 times [2022-02-10 23:59:18,562 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:59:18,563 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754302991] [2022-02-10 23:59:18,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:59:18,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:59:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 23:59:18,617 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 23:59:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 23:59:18,646 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 23:59:18,648 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-10 23:59:18,649 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (1 of 2 remaining) [2022-02-10 23:59:18,652 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-02-10 23:59:18,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:59:18,655 INFO L733 BasicCegarLoop]: Path program histogram: [1] [2022-02-10 23:59:18,660 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 23:59:18,660 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 23:59:18,667 INFO L202 PluginConnector]: Adding new model ThyssenKruppRelegation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:59:18 BasicIcfg [2022-02-10 23:59:18,668 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 23:59:18,669 INFO L158 Benchmark]: Toolchain (without parser) took 375.77ms. Allocated memory is still 198.2MB. Free memory was 156.8MB in the beginning and 168.7MB in the end (delta: -11.9MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. [2022-02-10 23:59:18,669 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.15ms. Allocated memory is still 198.2MB. Free memory is still 157.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:59:18,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.81ms. Allocated memory is still 198.2MB. Free memory was 156.8MB in the beginning and 155.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 23:59:18,670 INFO L158 Benchmark]: Boogie Preprocessor took 10.55ms. Allocated memory is still 198.2MB. Free memory was 155.2MB in the beginning and 154.5MB in the end (delta: 763.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:59:18,671 INFO L158 Benchmark]: RCFGBuilder took 109.35ms. Allocated memory is still 198.2MB. Free memory was 154.3MB in the beginning and 147.4MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-02-10 23:59:18,671 INFO L158 Benchmark]: TraceAbstraction took 227.94ms. Allocated memory is still 198.2MB. Free memory was 146.9MB in the beginning and 168.7MB in the end (delta: -21.8MB). Peak memory consumption was 15.5MB. Max. memory is 8.0GB. [2022-02-10 23:59:18,672 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 0.15ms. Allocated memory is still 198.2MB. Free memory is still 157.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.81ms. Allocated memory is still 198.2MB. Free memory was 156.8MB in the beginning and 155.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 10.55ms. Allocated memory is still 198.2MB. Free memory was 155.2MB in the beginning and 154.5MB in the end (delta: 763.1kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 109.35ms. Allocated memory is still 198.2MB. Free memory was 154.3MB in the beginning and 147.4MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 227.94ms. Allocated memory is still 198.2MB. Free memory was 146.9MB in the beginning and 168.7MB in the end (delta: -21.8MB). Peak memory consumption was 15.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 1, 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=5occurred 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! [2022-02-10 23:59:18,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...