./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/goblint-regression/13-privatized_66-mine-W-init_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3061b6dc 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/goblint-regression/13-privatized_66-mine-W-init_true.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 d31eb36a2b8c22db9669e8700b4f14c6e1ae960f387b904c728720511cccc977 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 05:52:43,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 05:52:43,461 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-19 05:52:43,467 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 05:52:43,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 05:52:43,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 05:52:43,491 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 05:52:43,492 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 05:52:43,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 05:52:43,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 05:52:43,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 05:52:43,494 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 05:52:43,494 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 05:52:43,495 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 05:52:43,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 05:52:43,495 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 05:52:43,495 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 05:52:43,495 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 05:52:43,496 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 05:52:43,496 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 05:52:43,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 05:52:43,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 05:52:43,500 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-19 05:52:43,500 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 05:52:43,500 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 05:52:43,500 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 05:52:43,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 05:52:43,500 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 05:52:43,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 05:52:43,501 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 05:52:43,501 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 05:52:43,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 05:52:43,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 05:52:43,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 05:52:43,502 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 05:52:43,502 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 05:52:43,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 05:52:43,502 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 05:52:43,502 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 05:52:43,502 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 05:52:43,503 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 05:52:43,507 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d31eb36a2b8c22db9669e8700b4f14c6e1ae960f387b904c728720511cccc977 [2024-11-19 05:52:43,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 05:52:43,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 05:52:43,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 05:52:43,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 05:52:43,767 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 05:52:43,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/13-privatized_66-mine-W-init_true.i [2024-11-19 05:52:45,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 05:52:45,217 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 05:52:45,217 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/13-privatized_66-mine-W-init_true.i [2024-11-19 05:52:45,233 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01bde3045/62b2b65f6fa74d6fa5c6bca0c52c7ff0/FLAG592de35b6 [2024-11-19 05:52:45,244 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01bde3045/62b2b65f6fa74d6fa5c6bca0c52c7ff0 [2024-11-19 05:52:45,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 05:52:45,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 05:52:45,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 05:52:45,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 05:52:45,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 05:52:45,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448908f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45, skipping insertion in model container [2024-11-19 05:52:45,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,291 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 05:52:45,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 05:52:45,574 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 05:52:45,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 05:52:45,647 INFO L204 MainTranslator]: Completed translation [2024-11-19 05:52:45,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45 WrapperNode [2024-11-19 05:52:45,647 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 05:52:45,648 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 05:52:45,648 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 05:52:45,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 05:52:45,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,683 INFO L138 Inliner]: procedures = 160, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 33 [2024-11-19 05:52:45,683 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 05:52:45,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 05:52:45,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 05:52:45,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 05:52:45,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 05:52:45,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 05:52:45,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 05:52:45,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 05:52:45,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (1/1) ... [2024-11-19 05:52:45,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 05:52:45,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 05:52:45,787 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) [2024-11-19 05:52:45,791 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 [2024-11-19 05:52:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 05:52:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-19 05:52:45,839 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-19 05:52:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-19 05:52:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 05:52:45,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 05:52:45,841 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-19 05:52:45,940 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 05:52:45,942 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 05:52:46,036 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-19 05:52:46,036 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 05:52:46,050 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 05:52:46,051 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 05:52:46,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:52:46 BoogieIcfgContainer [2024-11-19 05:52:46,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 05:52:46,055 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 05:52:46,055 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 05:52:46,058 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 05:52:46,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:52:45" (1/3) ... [2024-11-19 05:52:46,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5b9736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:52:46, skipping insertion in model container [2024-11-19 05:52:46,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:52:45" (2/3) ... [2024-11-19 05:52:46,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5b9736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:52:46, skipping insertion in model container [2024-11-19 05:52:46,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:52:46" (3/3) ... [2024-11-19 05:52:46,061 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_66-mine-W-init_true.i [2024-11-19 05:52:46,074 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 05:52:46,075 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-19 05:52:46,075 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-19 05:52:46,105 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-19 05:52:46,130 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 48 places, 46 transitions, 96 flow [2024-11-19 05:52:46,151 INFO L124 PetriNetUnfolderBase]: 2/45 cut-off events. [2024-11-19 05:52:46,151 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-19 05:52:46,154 INFO L83 FinitePrefix]: Finished finitePrefix Result has 49 conditions, 45 events. 2/45 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 20 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 31. Up to 2 conditions per place. [2024-11-19 05:52:46,155 INFO L82 GeneralOperation]: Start removeDead. Operand has 48 places, 46 transitions, 96 flow [2024-11-19 05:52:46,157 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 31 places, 27 transitions, 57 flow [2024-11-19 05:52:46,164 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 05:52:46,170 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;@679fbb90, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 05:52:46,171 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-19 05:52:46,176 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-19 05:52:46,176 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-11-19 05:52:46,176 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-19 05:52:46,176 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:52:46,177 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 05:52:46,178 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-19 05:52:46,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:52:46,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1860759345, now seen corresponding path program 1 times [2024-11-19 05:52:46,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:52:46,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612892320] [2024-11-19 05:52:46,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:52:46,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:52:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:52:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:52:46,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:52:46,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612892320] [2024-11-19 05:52:46,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612892320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:52:46,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:52:46,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:52:46,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026369603] [2024-11-19 05:52:46,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:52:46,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:52:46,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:52:46,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:52:46,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:52:46,428 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 34 out of 46 [2024-11-19 05:52:46,430 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 27 transitions, 57 flow. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 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) [2024-11-19 05:52:46,430 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:52:46,430 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 34 of 46 [2024-11-19 05:52:46,431 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:52:46,442 INFO L124 PetriNetUnfolderBase]: 0/26 cut-off events. [2024-11-19 05:52:46,443 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-19 05:52:46,443 INFO L83 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 26 events. 0/26 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 5 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 0. Up to 6 conditions per place. [2024-11-19 05:52:46,444 INFO L140 encePairwiseOnDemand]: 43/46 looper letters, 5 selfloop transitions, 2 changer transitions 0/26 dead transitions. [2024-11-19 05:52:46,444 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 32 places, 26 transitions, 69 flow [2024-11-19 05:52:46,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:52:46,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:52:46,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 110 transitions. [2024-11-19 05:52:46,454 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7971014492753623 [2024-11-19 05:52:46,455 INFO L175 Difference]: Start difference. First operand has 31 places, 27 transitions, 57 flow. Second operand 3 states and 110 transitions. [2024-11-19 05:52:46,456 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 32 places, 26 transitions, 69 flow [2024-11-19 05:52:46,457 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 26 transitions, 68 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-19 05:52:46,459 INFO L231 Difference]: Finished difference. Result has 31 places, 26 transitions, 58 flow [2024-11-19 05:52:46,460 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=54, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=58, PETRI_PLACES=31, PETRI_TRANSITIONS=26} [2024-11-19 05:52:46,463 INFO L277 CegarLoopForPetriNet]: 31 programPoint places, 0 predicate places. [2024-11-19 05:52:46,463 INFO L471 AbstractCegarLoop]: Abstraction has has 31 places, 26 transitions, 58 flow [2024-11-19 05:52:46,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 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) [2024-11-19 05:52:46,464 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-19 05:52:46,464 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 05:52:46,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 05:52:46,465 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-19 05:52:46,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 05:52:46,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1261368700, now seen corresponding path program 1 times [2024-11-19 05:52:46,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 05:52:46,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194543287] [2024-11-19 05:52:46,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 05:52:46,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 05:52:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 05:52:46,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 05:52:46,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 05:52:46,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194543287] [2024-11-19 05:52:46,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194543287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 05:52:46,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 05:52:46,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 05:52:46,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702246213] [2024-11-19 05:52:46,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 05:52:46,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 05:52:46,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 05:52:46,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 05:52:46,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 05:52:46,548 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 38 out of 46 [2024-11-19 05:52:46,549 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 26 transitions, 58 flow. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 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) [2024-11-19 05:52:46,549 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-19 05:52:46,549 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 38 of 46 [2024-11-19 05:52:46,549 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-19 05:52:46,556 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2024-11-19 05:52:46,556 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-19 05:52:46,556 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35 conditions, 25 events. 0/25 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 5 event pairs, 0 based on Foata normal form. 1/26 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2024-11-19 05:52:46,556 INFO L140 encePairwiseOnDemand]: 44/46 looper letters, 0 selfloop transitions, 0 changer transitions 25/25 dead transitions. [2024-11-19 05:52:46,556 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 32 places, 25 transitions, 62 flow [2024-11-19 05:52:46,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 05:52:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-19 05:52:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 118 transitions. [2024-11-19 05:52:46,559 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.855072463768116 [2024-11-19 05:52:46,559 INFO L175 Difference]: Start difference. First operand has 31 places, 26 transitions, 58 flow. Second operand 3 states and 118 transitions. [2024-11-19 05:52:46,560 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 32 places, 25 transitions, 62 flow [2024-11-19 05:52:46,560 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 25 transitions, 58 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-19 05:52:46,561 INFO L231 Difference]: Finished difference. Result has 30 places, 0 transitions, 0 flow [2024-11-19 05:52:46,561 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=28, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=30, PETRI_TRANSITIONS=0} [2024-11-19 05:52:46,562 INFO L277 CegarLoopForPetriNet]: 31 programPoint places, -1 predicate places. [2024-11-19 05:52:46,562 INFO L471 AbstractCegarLoop]: Abstraction has has 30 places, 0 transitions, 0 flow [2024-11-19 05:52:46,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 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) [2024-11-19 05:52:46,565 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (2 of 3 remaining) [2024-11-19 05:52:46,565 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (1 of 3 remaining) [2024-11-19 05:52:46,565 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-19 05:52:46,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 05:52:46,566 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-19 05:52:46,569 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-19 05:52:46,569 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 05:52:46,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:52:46 BasicIcfg [2024-11-19 05:52:46,576 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 05:52:46,576 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 05:52:46,577 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 05:52:46,577 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 05:52:46,577 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:52:46" (3/4) ... [2024-11-19 05:52:46,579 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-19 05:52:46,583 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-11-19 05:52:46,586 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-19 05:52:46,587 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-19 05:52:46,587 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-19 05:52:46,588 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-19 05:52:46,665 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 05:52:46,666 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-19 05:52:46,669 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 05:52:46,670 INFO L158 Benchmark]: Toolchain (without parser) took 1422.56ms. Allocated memory is still 157.3MB. Free memory was 105.7MB in the beginning and 77.5MB in the end (delta: 28.1MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2024-11-19 05:52:46,670 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 60.6MB in the beginning and 60.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 05:52:46,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.15ms. Allocated memory is still 157.3MB. Free memory was 105.7MB in the beginning and 84.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-19 05:52:46,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.31ms. Allocated memory is still 157.3MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 05:52:46,670 INFO L158 Benchmark]: Boogie Preprocessor took 26.15ms. Allocated memory is still 157.3MB. Free memory was 82.6MB in the beginning and 81.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 05:52:46,671 INFO L158 Benchmark]: RCFGBuilder took 341.72ms. Allocated memory is still 157.3MB. Free memory was 81.4MB in the beginning and 117.2MB in the end (delta: -35.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 05:52:46,671 INFO L158 Benchmark]: TraceAbstraction took 521.20ms. Allocated memory is still 157.3MB. Free memory was 116.3MB in the beginning and 81.7MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-19 05:52:46,671 INFO L158 Benchmark]: Witness Printer took 92.66ms. Allocated memory is still 157.3MB. Free memory was 81.7MB in the beginning and 77.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 05:52:46,672 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory was 60.6MB in the beginning and 60.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.15ms. Allocated memory is still 157.3MB. Free memory was 105.7MB in the beginning and 84.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.31ms. Allocated memory is still 157.3MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.15ms. Allocated memory is still 157.3MB. Free memory was 82.6MB in the beginning and 81.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 341.72ms. Allocated memory is still 157.3MB. Free memory was 81.4MB in the beginning and 117.2MB in the end (delta: -35.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 521.20ms. Allocated memory is still 157.3MB. Free memory was 116.3MB in the beginning and 81.7MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Witness Printer took 92.66ms. Allocated memory is still 157.3MB. Free memory was 81.7MB in the beginning and 77.5MB 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: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 689]: 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 3 procedures, 50 locations, 3 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: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2 mSDtfsCounter, 26 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=58occurred in iteration=1, 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, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 45 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-19 05:52:46,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE