./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-theta/unwind2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-theta/unwind2-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 84506b1a5f2f1a1be74252915eb3882c15865a3a673842f14f5796dbb89eb736 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 14:46:40,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 14:46:40,709 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-10 14:46:40,715 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 14:46:40,717 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 14:46:40,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 14:46:40,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 14:46:40,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 14:46:40,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 14:46:40,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 14:46:40,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 14:46:40,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 14:46:40,749 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 14:46:40,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 14:46:40,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 14:46:40,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 14:46:40,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 14:46:40,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 14:46:40,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 14:46:40,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 14:46:40,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 14:46:40,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 14:46:40,753 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-10 14:46:40,753 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 14:46:40,754 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 14:46:40,754 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 14:46:40,754 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 14:46:40,754 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 14:46:40,755 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 14:46:40,755 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 14:46:40,755 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 14:46:40,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:46:40,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 14:46:40,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 14:46:40,758 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 14:46:40,758 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 14:46:40,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 14:46:40,758 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 14:46:40,759 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 14:46:40,759 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 14:46:40,759 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 14:46:40,759 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84506b1a5f2f1a1be74252915eb3882c15865a3a673842f14f5796dbb89eb736 [2024-11-10 14:46:41,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 14:46:41,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 14:46:41,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 14:46:41,047 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 14:46:41,048 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 14:46:41,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-theta/unwind2-1.i [2024-11-10 14:46:42,499 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 14:46:42,769 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 14:46:42,770 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-theta/unwind2-1.i [2024-11-10 14:46:42,793 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccc28124d/a2f4f5bac1734f7fab021415bec3bea3/FLAG2579306fd [2024-11-10 14:46:43,058 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccc28124d/a2f4f5bac1734f7fab021415bec3bea3 [2024-11-10 14:46:43,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 14:46:43,062 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 14:46:43,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 14:46:43,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 14:46:43,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 14:46:43,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@463ca447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43, skipping insertion in model container [2024-11-10 14:46:43,071 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,119 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 14:46:43,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:46:43,496 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 14:46:43,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:46:43,583 INFO L204 MainTranslator]: Completed translation [2024-11-10 14:46:43,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43 WrapperNode [2024-11-10 14:46:43,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 14:46:43,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 14:46:43,585 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 14:46:43,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 14:46:43,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,633 INFO L138 Inliner]: procedures = 169, calls = 12, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 99 [2024-11-10 14:46:43,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 14:46:43,634 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 14:46:43,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 14:46:43,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 14:46:43,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,653 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,655 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,657 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 14:46:43,667 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 14:46:43,667 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 14:46:43,667 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 14:46:43,668 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (1/1) ... [2024-11-10 14:46:43,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:46:43,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 14:46:43,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 14:46:43,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 14:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 14:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2024-11-10 14:46:43,783 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2024-11-10 14:46:43,783 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2024-11-10 14:46:43,783 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2024-11-10 14:46:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-10 14:46:43,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 14:46:43,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 14:46:43,787 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-10 14:46:43,948 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 14:46:43,950 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 14:46:44,150 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-10 14:46:44,150 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 14:46:44,169 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 14:46:44,169 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 14:46:44,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:46:44 BoogieIcfgContainer [2024-11-10 14:46:44,170 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 14:46:44,171 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 14:46:44,171 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 14:46:44,175 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 14:46:44,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:46:43" (1/3) ... [2024-11-10 14:46:44,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb1b4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:46:44, skipping insertion in model container [2024-11-10 14:46:44,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:46:43" (2/3) ... [2024-11-10 14:46:44,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb1b4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:46:44, skipping insertion in model container [2024-11-10 14:46:44,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:46:44" (3/3) ... [2024-11-10 14:46:44,178 INFO L112 eAbstractionObserver]: Analyzing ICFG unwind2-1.i [2024-11-10 14:46:44,197 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 14:46:44,197 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2024-11-10 14:46:44,197 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-10 14:46:44,262 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-10 14:46:44,297 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 118 places, 121 transitions, 256 flow [2024-11-10 14:46:44,339 INFO L124 PetriNetUnfolderBase]: 10/119 cut-off events. [2024-11-10 14:46:44,340 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-10 14:46:44,351 INFO L83 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 119 events. 10/119 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 159 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 80. Up to 2 conditions per place. [2024-11-10 14:46:44,352 INFO L82 GeneralOperation]: Start removeDead. Operand has 118 places, 121 transitions, 256 flow [2024-11-10 14:46:44,357 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 111 places, 114 transitions, 237 flow [2024-11-10 14:46:44,366 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:46:44,372 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3e7120ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:46:44,373 INFO L334 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-11-10 14:46:44,377 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:46:44,378 INFO L124 PetriNetUnfolderBase]: 0/14 cut-off events. [2024-11-10 14:46:44,378 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:46:44,378 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:46:44,379 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:46:44,379 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-10 14:46:44,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:46:44,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1364912690, now seen corresponding path program 1 times [2024-11-10 14:46:44,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:46:44,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409615893] [2024-11-10 14:46:44,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:46:44,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:46:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:46:44,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:46:44,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:46:44,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409615893] [2024-11-10 14:46:44,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409615893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:46:44,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:46:44,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:46:44,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408468551] [2024-11-10 14:46:44,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:46:44,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:46:44,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:46:44,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:46:44,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:46:44,693 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 121 [2024-11-10 14:46:44,698 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 114 transitions, 237 flow. Second operand has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 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) [2024-11-10 14:46:44,698 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:46:44,698 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 121 [2024-11-10 14:46:44,700 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:46:44,777 INFO L124 PetriNetUnfolderBase]: 14/184 cut-off events. [2024-11-10 14:46:44,778 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2024-11-10 14:46:44,780 INFO L83 FinitePrefix]: Finished finitePrefix Result has 229 conditions, 184 events. 14/184 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 553 event pairs, 8 based on Foata normal form. 21/185 useless extension candidates. Maximal degree in co-relation 163. Up to 29 conditions per place. [2024-11-10 14:46:44,782 INFO L140 encePairwiseOnDemand]: 111/121 looper letters, 12 selfloop transitions, 2 changer transitions 1/102 dead transitions. [2024-11-10 14:46:44,783 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 102 transitions, 241 flow [2024-11-10 14:46:44,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:46:44,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:46:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2024-11-10 14:46:44,797 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8457300275482094 [2024-11-10 14:46:44,799 INFO L175 Difference]: Start difference. First operand has 111 places, 114 transitions, 237 flow. Second operand 3 states and 307 transitions. [2024-11-10 14:46:44,800 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 102 transitions, 241 flow [2024-11-10 14:46:44,802 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 102 transitions, 236 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-11-10 14:46:44,808 INFO L231 Difference]: Finished difference. Result has 105 places, 101 transitions, 210 flow [2024-11-10 14:46:44,810 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=121, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=210, PETRI_PLACES=105, PETRI_TRANSITIONS=101} [2024-11-10 14:46:44,816 INFO L277 CegarLoopForPetriNet]: 111 programPoint places, -6 predicate places. [2024-11-10 14:46:44,818 INFO L471 AbstractCegarLoop]: Abstraction has has 105 places, 101 transitions, 210 flow [2024-11-10 14:46:44,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 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) [2024-11-10 14:46:44,819 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:46:44,819 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:46:44,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 14:46:44,819 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2024-11-10 14:46:44,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:46:44,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1658445961, now seen corresponding path program 1 times [2024-11-10 14:46:44,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:46:44,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209443012] [2024-11-10 14:46:44,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:46:44,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:46:44,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:46:44,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:46:44,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:46:44,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209443012] [2024-11-10 14:46:44,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209443012] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:46:44,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:46:44,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:46:44,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385276058] [2024-11-10 14:46:44,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:46:44,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:46:44,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:46:44,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:46:44,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:46:44,926 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 121 [2024-11-10 14:46:44,927 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 101 transitions, 210 flow. Second operand has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 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) [2024-11-10 14:46:44,927 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:46:44,927 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 121 [2024-11-10 14:46:44,927 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:46:44,994 INFO L124 PetriNetUnfolderBase]: 24/247 cut-off events. [2024-11-10 14:46:44,994 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-10 14:46:44,998 INFO L83 FinitePrefix]: Finished finitePrefix Result has 305 conditions, 247 events. 24/247 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 889 event pairs, 15 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 284. Up to 43 conditions per place. [2024-11-10 14:46:44,999 INFO L140 encePairwiseOnDemand]: 116/121 looper letters, 0 selfloop transitions, 0 changer transitions 97/97 dead transitions. [2024-11-10 14:46:45,000 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 97 transitions, 230 flow [2024-11-10 14:46:45,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:46:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:46:45,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 297 transitions. [2024-11-10 14:46:45,005 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8181818181818182 [2024-11-10 14:46:45,005 INFO L175 Difference]: Start difference. First operand has 105 places, 101 transitions, 210 flow. Second operand 3 states and 297 transitions. [2024-11-10 14:46:45,006 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 97 transitions, 230 flow [2024-11-10 14:46:45,007 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 97 transitions, 226 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:46:45,008 INFO L231 Difference]: Finished difference. Result has 100 places, 0 transitions, 0 flow [2024-11-10 14:46:45,008 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=121, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=100, PETRI_TRANSITIONS=0} [2024-11-10 14:46:45,009 INFO L277 CegarLoopForPetriNet]: 111 programPoint places, -11 predicate places. [2024-11-10 14:46:45,009 INFO L471 AbstractCegarLoop]: Abstraction has has 100 places, 0 transitions, 0 flow [2024-11-10 14:46:45,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 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) [2024-11-10 14:46:45,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2024-11-10 14:46:45,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2024-11-10 14:46:45,013 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (6 of 9 remaining) [2024-11-10 14:46:45,014 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 9 remaining) [2024-11-10 14:46:45,015 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 9 remaining) [2024-11-10 14:46:45,015 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f1Err0ASSERT_VIOLATIONDATA_RACE (3 of 9 remaining) [2024-11-10 14:46:45,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f2Err0ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2024-11-10 14:46:45,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f1Err0ASSERT_VIOLATIONDATA_RACE (1 of 9 remaining) [2024-11-10 14:46:45,016 INFO L782 garLoopResultBuilder]: Registering result SAFE for location f2Err0ASSERT_VIOLATIONDATA_RACE (0 of 9 remaining) [2024-11-10 14:46:45,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 14:46:45,017 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-10 14:46:45,025 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-10 14:46:45,025 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 14:46:45,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 02:46:45 BasicIcfg [2024-11-10 14:46:45,031 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 14:46:45,032 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 14:46:45,032 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 14:46:45,032 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 14:46:45,033 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:46:44" (3/4) ... [2024-11-10 14:46:45,034 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-10 14:46:45,038 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure f1 [2024-11-10 14:46:45,038 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure f2 [2024-11-10 14:46:45,042 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-10 14:46:45,043 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-10 14:46:45,043 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-10 14:46:45,043 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-10 14:46:45,132 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 14:46:45,135 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-10 14:46:45,135 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 14:46:45,136 INFO L158 Benchmark]: Toolchain (without parser) took 2073.77ms. Allocated memory is still 167.8MB. Free memory was 110.8MB in the beginning and 61.9MB in the end (delta: 48.9MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2024-11-10 14:46:45,136 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 167.8MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 14:46:45,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.00ms. Allocated memory is still 167.8MB. Free memory was 110.8MB in the beginning and 88.1MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-10 14:46:45,136 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.54ms. Allocated memory is still 167.8MB. Free memory was 88.1MB in the beginning and 85.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 14:46:45,137 INFO L158 Benchmark]: Boogie Preprocessor took 31.31ms. Allocated memory is still 167.8MB. Free memory was 85.9MB in the beginning and 84.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 14:46:45,137 INFO L158 Benchmark]: IcfgBuilder took 503.02ms. Allocated memory is still 167.8MB. Free memory was 84.7MB in the beginning and 124.4MB in the end (delta: -39.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-11-10 14:46:45,137 INFO L158 Benchmark]: TraceAbstraction took 860.11ms. Allocated memory is still 167.8MB. Free memory was 123.6MB in the beginning and 66.1MB in the end (delta: 57.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-10 14:46:45,138 INFO L158 Benchmark]: Witness Printer took 103.10ms. Allocated memory is still 167.8MB. Free memory was 66.1MB in the beginning and 61.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 14:46:45,140 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 167.8MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.00ms. Allocated memory is still 167.8MB. Free memory was 110.8MB in the beginning and 88.1MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.54ms. Allocated memory is still 167.8MB. Free memory was 88.1MB in the beginning and 85.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.31ms. Allocated memory is still 167.8MB. Free memory was 85.9MB in the beginning and 84.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 503.02ms. Allocated memory is still 167.8MB. Free memory was 84.7MB in the beginning and 124.4MB in the end (delta: -39.8MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * TraceAbstraction took 860.11ms. Allocated memory is still 167.8MB. Free memory was 123.6MB in the beginning and 66.1MB in the end (delta: 57.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 103.10ms. Allocated memory is still 167.8MB. Free memory was 66.1MB in the beginning and 61.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 776]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 776]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 758]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 767]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 172 locations, 9 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55 IncrementalHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 4 mSDtfsCounter, 55 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=237occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 0.1s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 33 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-10 14:46:45,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE