./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/test-context1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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/weaver/test-context1.wvr.c -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 d63a80d2bfe8ff8bb62e6b5083cee589f2cb0f37dc67867654ab7601d82af23e --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 11:14:59,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 11:14:59,967 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-17 11:14:59,971 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 11:14:59,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 11:14:59,994 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 11:14:59,994 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 11:14:59,994 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 11:14:59,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 11:14:59,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 11:14:59,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-17 11:14:59,995 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 11:14:59,996 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 11:14:59,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 11:14:59,996 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 11:14:59,998 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 11:14:59,998 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 11:14:59,998 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 11:14:59,998 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> d63a80d2bfe8ff8bb62e6b5083cee589f2cb0f37dc67867654ab7601d82af23e [2025-03-17 11:15:00,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 11:15:00,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 11:15:00,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 11:15:00,253 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 11:15:00,254 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 11:15:00,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/test-context1.wvr.c [2025-03-17 11:15:01,458 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8895e2fa0/3270009960a843b0ab865e573d22009e/FLAG6cb4b830c [2025-03-17 11:15:01,658 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 11:15:01,658 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/test-context1.wvr.c [2025-03-17 11:15:01,689 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8895e2fa0/3270009960a843b0ab865e573d22009e/FLAG6cb4b830c [2025-03-17 11:15:02,029 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8895e2fa0/3270009960a843b0ab865e573d22009e [2025-03-17 11:15:02,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 11:15:02,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 11:15:02,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 11:15:02,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 11:15:02,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 11:15:02,042 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29340c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02, skipping insertion in model container [2025-03-17 11:15:02,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 11:15:02,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 11:15:02,190 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 11:15:02,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 11:15:02,219 INFO L204 MainTranslator]: Completed translation [2025-03-17 11:15:02,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02 WrapperNode [2025-03-17 11:15:02,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 11:15:02,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 11:15:02,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 11:15:02,221 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 11:15:02,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,246 INFO L138 Inliner]: procedures = 23, calls = 25, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 215 [2025-03-17 11:15:02,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 11:15:02,246 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 11:15:02,246 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 11:15:02,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 11:15:02,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,261 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 11:15:02,268 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 11:15:02,268 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 11:15:02,268 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 11:15:02,269 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (1/1) ... [2025-03-17 11:15:02,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 11:15:02,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 11:15:02,301 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) [2025-03-17 11:15:02,303 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 [2025-03-17 11:15:02,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 11:15:02,322 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-03-17 11:15:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-03-17 11:15:02,323 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-03-17 11:15:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-03-17 11:15:02,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-17 11:15:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-17 11:15:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-17 11:15:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-17 11:15:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 11:15:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 11:15:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 11:15:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-17 11:15:02,325 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-17 11:15:02,403 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 11:15:02,405 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 11:15:02,763 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-17 11:15:02,764 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 11:15:02,951 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 11:15:02,951 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 11:15:02,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:15:02 BoogieIcfgContainer [2025-03-17 11:15:02,951 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 11:15:02,955 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 11:15:02,955 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 11:15:02,959 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 11:15:02,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 11:15:02" (1/3) ... [2025-03-17 11:15:02,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78be97e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:15:02, skipping insertion in model container [2025-03-17 11:15:02,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:15:02" (2/3) ... [2025-03-17 11:15:02,960 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78be97e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:15:02, skipping insertion in model container [2025-03-17 11:15:02,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:15:02" (3/3) ... [2025-03-17 11:15:02,961 INFO L128 eAbstractionObserver]: Analyzing ICFG test-context1.wvr.c [2025-03-17 11:15:02,971 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 11:15:02,975 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG test-context1.wvr.c that has 3 procedures, 159 locations, 1 initial locations, 3 loop locations, and 29 error locations. [2025-03-17 11:15:02,975 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-17 11:15:03,058 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-03-17 11:15:03,090 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 165 places, 166 transitions, 346 flow [2025-03-17 11:15:03,151 INFO L124 PetriNetUnfolderBase]: 8/164 cut-off events. [2025-03-17 11:15:03,153 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-03-17 11:15:03,157 INFO L83 FinitePrefix]: Finished finitePrefix Result has 173 conditions, 164 events. 8/164 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 230 event pairs, 0 based on Foata normal form. 0/127 useless extension candidates. Maximal degree in co-relation 119. Up to 2 conditions per place. [2025-03-17 11:15:03,158 INFO L82 GeneralOperation]: Start removeDead. Operand has 165 places, 166 transitions, 346 flow [2025-03-17 11:15:03,165 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 147 places, 147 transitions, 306 flow [2025-03-17 11:15:03,173 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 11:15:03,182 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;@7d013d37, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 11:15:03,182 INFO L334 AbstractCegarLoop]: Starting to check reachability of 54 error locations. [2025-03-17 11:15:03,186 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 11:15:03,187 INFO L124 PetriNetUnfolderBase]: 0/19 cut-off events. [2025-03-17 11:15:03,187 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-17 11:15:03,187 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:15:03,187 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:15:03,188 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE (and 50 more)] === [2025-03-17 11:15:03,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:15:03,193 INFO L85 PathProgramCache]: Analyzing trace with hash -2054919783, now seen corresponding path program 1 times [2025-03-17 11:15:03,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:15:03,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104579207] [2025-03-17 11:15:03,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:15:03,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:15:03,255 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-03-17 11:15:03,263 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-03-17 11:15:03,263 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:15:03,263 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:15:03,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:15:03,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:15:03,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104579207] [2025-03-17 11:15:03,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104579207] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:15:03,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:15:03,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:15:03,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142017903] [2025-03-17 11:15:03,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:15:03,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:15:03,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:15:03,353 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:15:03,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:15:03,370 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 166 [2025-03-17 11:15:03,375 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 147 transitions, 306 flow. Second operand has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 3 states have internal predecessors, (373), 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) [2025-03-17 11:15:03,375 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:15:03,375 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 166 [2025-03-17 11:15:03,376 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:15:03,433 INFO L124 PetriNetUnfolderBase]: 10/153 cut-off events. [2025-03-17 11:15:03,433 INFO L125 PetriNetUnfolderBase]: For 15/15 co-relation queries the response was YES. [2025-03-17 11:15:03,434 INFO L83 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 153 events. 10/153 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 179 event pairs, 0 based on Foata normal form. 11/152 useless extension candidates. Maximal degree in co-relation 111. Up to 21 conditions per place. [2025-03-17 11:15:03,435 INFO L140 encePairwiseOnDemand]: 136/166 looper letters, 10 selfloop transitions, 2 changer transitions 2/119 dead transitions. [2025-03-17 11:15:03,435 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 119 transitions, 274 flow [2025-03-17 11:15:03,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:15:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:15:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 409 transitions. [2025-03-17 11:15:03,448 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.821285140562249 [2025-03-17 11:15:03,449 INFO L175 Difference]: Start difference. First operand has 147 places, 147 transitions, 306 flow. Second operand 3 states and 409 transitions. [2025-03-17 11:15:03,449 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 119 transitions, 274 flow [2025-03-17 11:15:03,453 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 119 transitions, 266 flow, removed 0 selfloop flow, removed 4 redundant places. [2025-03-17 11:15:03,456 INFO L231 Difference]: Finished difference. Result has 121 places, 117 transitions, 242 flow [2025-03-17 11:15:03,459 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=166, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=242, PETRI_PLACES=121, PETRI_TRANSITIONS=117} [2025-03-17 11:15:03,461 INFO L279 CegarLoopForPetriNet]: 147 programPoint places, -26 predicate places. [2025-03-17 11:15:03,462 INFO L471 AbstractCegarLoop]: Abstraction has has 121 places, 117 transitions, 242 flow [2025-03-17 11:15:03,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 3 states have internal predecessors, (373), 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) [2025-03-17 11:15:03,463 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:15:03,463 INFO L206 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, 1, 1, 1] [2025-03-17 11:15:03,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 11:15:03,463 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE (and 50 more)] === [2025-03-17 11:15:03,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:15:03,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1806712246, now seen corresponding path program 1 times [2025-03-17 11:15:03,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:15:03,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122030543] [2025-03-17 11:15:03,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:15:03,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:15:03,472 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-17 11:15:03,483 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-17 11:15:03,486 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:15:03,487 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:15:03,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:15:03,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:15:03,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122030543] [2025-03-17 11:15:03,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122030543] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:15:03,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:15:03,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:15:03,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923878463] [2025-03-17 11:15:03,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:15:03,524 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:15:03,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:15:03,524 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:15:03,524 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:15:03,546 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 166 [2025-03-17 11:15:03,547 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 117 transitions, 242 flow. Second operand has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 3 states have internal predecessors, (373), 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) [2025-03-17 11:15:03,547 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:15:03,547 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 166 [2025-03-17 11:15:03,547 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:15:03,584 INFO L124 PetriNetUnfolderBase]: 10/150 cut-off events. [2025-03-17 11:15:03,584 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-03-17 11:15:03,585 INFO L83 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 150 events. 10/150 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 175 event pairs, 0 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 153. Up to 21 conditions per place. [2025-03-17 11:15:03,586 INFO L140 encePairwiseOnDemand]: 163/166 looper letters, 10 selfloop transitions, 2 changer transitions 0/116 dead transitions. [2025-03-17 11:15:03,586 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 116 transitions, 264 flow [2025-03-17 11:15:03,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:15:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:15:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 382 transitions. [2025-03-17 11:15:03,588 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7670682730923695 [2025-03-17 11:15:03,588 INFO L175 Difference]: Start difference. First operand has 121 places, 117 transitions, 242 flow. Second operand 3 states and 382 transitions. [2025-03-17 11:15:03,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 116 transitions, 264 flow [2025-03-17 11:15:03,589 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 116 transitions, 260 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:15:03,590 INFO L231 Difference]: Finished difference. Result has 118 places, 116 transitions, 240 flow [2025-03-17 11:15:03,591 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=166, PETRI_DIFFERENCE_MINUEND_FLOW=236, PETRI_DIFFERENCE_MINUEND_PLACES=116, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=240, PETRI_PLACES=118, PETRI_TRANSITIONS=116} [2025-03-17 11:15:03,591 INFO L279 CegarLoopForPetriNet]: 147 programPoint places, -29 predicate places. [2025-03-17 11:15:03,591 INFO L471 AbstractCegarLoop]: Abstraction has has 118 places, 116 transitions, 240 flow [2025-03-17 11:15:03,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 124.33333333333333) internal successors, (373), 3 states have internal predecessors, (373), 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) [2025-03-17 11:15:03,592 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:15:03,592 INFO L206 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, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:15:03,592 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 11:15:03,593 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE (and 50 more)] === [2025-03-17 11:15:03,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:15:03,593 INFO L85 PathProgramCache]: Analyzing trace with hash -2018347916, now seen corresponding path program 1 times [2025-03-17 11:15:03,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:15:03,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765454675] [2025-03-17 11:15:03,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:15:03,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:15:03,600 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-17 11:15:03,606 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-17 11:15:03,606 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:15:03,607 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:15:03,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:15:03,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:15:03,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765454675] [2025-03-17 11:15:03,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765454675] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:15:03,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:15:03,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:15:03,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179410190] [2025-03-17 11:15:03,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:15:03,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:15:03,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:15:03,637 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:15:03,637 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:15:03,645 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 166 [2025-03-17 11:15:03,646 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 116 transitions, 240 flow. Second operand has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 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) [2025-03-17 11:15:03,646 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:15:03,647 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 166 [2025-03-17 11:15:03,647 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:15:03,679 INFO L124 PetriNetUnfolderBase]: 10/149 cut-off events. [2025-03-17 11:15:03,679 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2025-03-17 11:15:03,680 INFO L83 FinitePrefix]: Finished finitePrefix Result has 175 conditions, 149 events. 10/149 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 173 event pairs, 0 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 141. Up to 18 conditions per place. [2025-03-17 11:15:03,680 INFO L140 encePairwiseOnDemand]: 164/166 looper letters, 8 selfloop transitions, 1 changer transitions 0/115 dead transitions. [2025-03-17 11:15:03,680 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 115 transitions, 256 flow [2025-03-17 11:15:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:15:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:15:03,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 391 transitions. [2025-03-17 11:15:03,683 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.785140562248996 [2025-03-17 11:15:03,683 INFO L175 Difference]: Start difference. First operand has 118 places, 116 transitions, 240 flow. Second operand 3 states and 391 transitions. [2025-03-17 11:15:03,683 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 115 transitions, 256 flow [2025-03-17 11:15:03,684 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 115 transitions, 252 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:15:03,686 INFO L231 Difference]: Finished difference. Result has 117 places, 115 transitions, 236 flow [2025-03-17 11:15:03,686 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=166, PETRI_DIFFERENCE_MINUEND_FLOW=234, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=115, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=236, PETRI_PLACES=117, PETRI_TRANSITIONS=115} [2025-03-17 11:15:03,686 INFO L279 CegarLoopForPetriNet]: 147 programPoint places, -30 predicate places. [2025-03-17 11:15:03,686 INFO L471 AbstractCegarLoop]: Abstraction has has 117 places, 115 transitions, 236 flow [2025-03-17 11:15:03,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 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) [2025-03-17 11:15:03,687 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:15:03,687 INFO L206 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:15:03,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 11:15:03,687 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE (and 50 more)] === [2025-03-17 11:15:03,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:15:03,688 INFO L85 PathProgramCache]: Analyzing trace with hash 971336189, now seen corresponding path program 1 times [2025-03-17 11:15:03,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:15:03,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021528208] [2025-03-17 11:15:03,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:15:03,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:15:03,696 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes. [2025-03-17 11:15:03,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements. [2025-03-17 11:15:03,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:15:03,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:15:04,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:15:04,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:15:04,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021528208] [2025-03-17 11:15:04,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021528208] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:15:04,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:15:04,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 11:15:04,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506562269] [2025-03-17 11:15:04,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:15:04,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-17 11:15:04,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:15:04,202 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-17 11:15:04,202 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-17 11:15:04,291 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 166 [2025-03-17 11:15:04,292 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 115 transitions, 236 flow. Second operand has 6 states, 6 states have (on average 118.5) internal successors, (711), 6 states have internal predecessors, (711), 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) [2025-03-17 11:15:04,292 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:15:04,292 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 166 [2025-03-17 11:15:04,292 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:15:04,332 INFO L124 PetriNetUnfolderBase]: 10/148 cut-off events. [2025-03-17 11:15:04,332 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-03-17 11:15:04,334 INFO L83 FinitePrefix]: Finished finitePrefix Result has 183 conditions, 148 events. 10/148 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 167 event pairs, 0 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 150. Up to 25 conditions per place. [2025-03-17 11:15:04,334 INFO L140 encePairwiseOnDemand]: 160/166 looper letters, 14 selfloop transitions, 5 changer transitions 0/114 dead transitions. [2025-03-17 11:15:04,335 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 114 transitions, 272 flow [2025-03-17 11:15:04,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 11:15:04,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2025-03-17 11:15:04,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 722 transitions. [2025-03-17 11:15:04,337 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7248995983935743 [2025-03-17 11:15:04,338 INFO L175 Difference]: Start difference. First operand has 117 places, 115 transitions, 236 flow. Second operand 6 states and 722 transitions. [2025-03-17 11:15:04,338 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 114 transitions, 272 flow [2025-03-17 11:15:04,338 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 114 transitions, 271 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:15:04,340 INFO L231 Difference]: Finished difference. Result has 120 places, 114 transitions, 243 flow [2025-03-17 11:15:04,342 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=166, PETRI_DIFFERENCE_MINUEND_FLOW=233, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=243, PETRI_PLACES=120, PETRI_TRANSITIONS=114} [2025-03-17 11:15:04,342 INFO L279 CegarLoopForPetriNet]: 147 programPoint places, -27 predicate places. [2025-03-17 11:15:04,343 INFO L471 AbstractCegarLoop]: Abstraction has has 120 places, 114 transitions, 243 flow [2025-03-17 11:15:04,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 118.5) internal successors, (711), 6 states have internal predecessors, (711), 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) [2025-03-17 11:15:04,343 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:15:04,343 INFO L206 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:15:04,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 11:15:04,343 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE (and 50 more)] === [2025-03-17 11:15:04,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:15:04,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1657377195, now seen corresponding path program 1 times [2025-03-17 11:15:04,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:15:04,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258825818] [2025-03-17 11:15:04,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:15:04,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:15:04,352 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes. [2025-03-17 11:15:04,356 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements. [2025-03-17 11:15:04,356 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:15:04,356 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:15:04,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:15:04,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:15:04,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258825818] [2025-03-17 11:15:04,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258825818] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:15:04,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:15:04,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:15:04,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018812399] [2025-03-17 11:15:04,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:15:04,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:15:04,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:15:04,377 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:15:04,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:15:04,387 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 166 [2025-03-17 11:15:04,388 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 114 transitions, 243 flow. Second operand has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 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) [2025-03-17 11:15:04,388 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:15:04,388 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 166 [2025-03-17 11:15:04,388 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:15:04,415 INFO L124 PetriNetUnfolderBase]: 10/147 cut-off events. [2025-03-17 11:15:04,418 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-03-17 11:15:04,418 INFO L83 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 147 events. 10/147 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 163 event pairs, 0 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 161. Up to 20 conditions per place. [2025-03-17 11:15:04,418 INFO L140 encePairwiseOnDemand]: 163/166 looper letters, 9 selfloop transitions, 2 changer transitions 0/113 dead transitions. [2025-03-17 11:15:04,419 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 113 transitions, 263 flow [2025-03-17 11:15:04,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:15:04,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:15:04,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 384 transitions. [2025-03-17 11:15:04,420 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7710843373493976 [2025-03-17 11:15:04,420 INFO L175 Difference]: Start difference. First operand has 120 places, 114 transitions, 243 flow. Second operand 3 states and 384 transitions. [2025-03-17 11:15:04,420 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 113 transitions, 263 flow [2025-03-17 11:15:04,421 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 113 transitions, 253 flow, removed 0 selfloop flow, removed 5 redundant places. [2025-03-17 11:15:04,421 INFO L231 Difference]: Finished difference. Result has 116 places, 113 transitions, 235 flow [2025-03-17 11:15:04,422 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=166, PETRI_DIFFERENCE_MINUEND_FLOW=231, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=235, PETRI_PLACES=116, PETRI_TRANSITIONS=113} [2025-03-17 11:15:04,422 INFO L279 CegarLoopForPetriNet]: 147 programPoint places, -31 predicate places. [2025-03-17 11:15:04,422 INFO L471 AbstractCegarLoop]: Abstraction has has 116 places, 113 transitions, 235 flow [2025-03-17 11:15:04,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 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) [2025-03-17 11:15:04,425 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:15:04,425 INFO L206 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:15:04,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 11:15:04,425 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE, thread1Err7ASSERT_VIOLATIONDATA_RACE (and 50 more)] === [2025-03-17 11:15:04,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:15:04,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1719517773, now seen corresponding path program 1 times [2025-03-17 11:15:04,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:15:04,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723019814] [2025-03-17 11:15:04,426 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:15:04,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:15:04,437 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 92 statements into 1 equivalence classes. [2025-03-17 11:15:04,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 92 of 92 statements. [2025-03-17 11:15:04,442 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:15:04,442 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:15:04,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:15:04,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:15:04,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723019814] [2025-03-17 11:15:04,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723019814] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:15:04,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:15:04,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:15:04,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046497613] [2025-03-17 11:15:04,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:15:04,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:15:04,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:15:04,469 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:15:04,469 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:15:04,477 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 127 out of 166 [2025-03-17 11:15:04,478 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 113 transitions, 235 flow. Second operand has 3 states, 3 states have (on average 129.33333333333334) internal successors, (388), 3 states have internal predecessors, (388), 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) [2025-03-17 11:15:04,478 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:15:04,478 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 127 of 166 [2025-03-17 11:15:04,478 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:15:04,499 INFO L124 PetriNetUnfolderBase]: 10/146 cut-off events. [2025-03-17 11:15:04,499 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-03-17 11:15:04,499 INFO L83 FinitePrefix]: Finished finitePrefix Result has 172 conditions, 146 events. 10/146 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 160 event pairs, 0 based on Foata normal form. 1/141 useless extension candidates. Maximal degree in co-relation 138. Up to 18 conditions per place. [2025-03-17 11:15:04,499 INFO L140 encePairwiseOnDemand]: 164/166 looper letters, 0 selfloop transitions, 0 changer transitions 112/112 dead transitions. [2025-03-17 11:15:04,499 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 112 transitions, 249 flow [2025-03-17 11:15:04,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:15:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:15:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 390 transitions. [2025-03-17 11:15:04,513 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7831325301204819 [2025-03-17 11:15:04,513 INFO L175 Difference]: Start difference. First operand has 116 places, 113 transitions, 235 flow. Second operand 3 states and 390 transitions. [2025-03-17 11:15:04,513 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 112 transitions, 249 flow [2025-03-17 11:15:04,513 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 112 transitions, 245 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:15:04,514 INFO L231 Difference]: Finished difference. Result has 115 places, 0 transitions, 0 flow [2025-03-17 11:15:04,514 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=166, PETRI_DIFFERENCE_MINUEND_FLOW=229, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=115, PETRI_TRANSITIONS=0} [2025-03-17 11:15:04,516 INFO L279 CegarLoopForPetriNet]: 147 programPoint places, -32 predicate places. [2025-03-17 11:15:04,516 INFO L471 AbstractCegarLoop]: Abstraction has has 115 places, 0 transitions, 0 flow [2025-03-17 11:15:04,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 129.33333333333334) internal successors, (388), 3 states have internal predecessors, (388), 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) [2025-03-17 11:15:04,518 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (53 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (52 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (51 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (50 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (49 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (48 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (47 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (46 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (45 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (44 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (43 of 54 remaining) [2025-03-17 11:15:04,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (42 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (41 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (40 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (39 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (38 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (37 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (36 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (35 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (34 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (33 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (32 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (31 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (30 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (29 of 54 remaining) [2025-03-17 11:15:04,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (28 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (27 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (26 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (25 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (22 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (21 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (20 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (19 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (18 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (17 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (16 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (15 of 54 remaining) [2025-03-17 11:15:04,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (14 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (13 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (12 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (11 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (10 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (9 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (8 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (7 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (6 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (5 of 54 remaining) [2025-03-17 11:15:04,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (4 of 54 remaining) [2025-03-17 11:15:04,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (3 of 54 remaining) [2025-03-17 11:15:04,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (2 of 54 remaining) [2025-03-17 11:15:04,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (1 of 54 remaining) [2025-03-17 11:15:04,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (0 of 54 remaining) [2025-03-17 11:15:04,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 11:15:04,523 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2025-03-17 11:15:04,530 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-17 11:15:04,531 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 11:15:04,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 11:15:04 BasicIcfg [2025-03-17 11:15:04,539 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 11:15:04,539 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 11:15:04,539 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 11:15:04,539 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 11:15:04,540 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:15:02" (3/4) ... [2025-03-17 11:15:04,541 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-17 11:15:04,542 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2025-03-17 11:15:04,543 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2025-03-17 11:15:04,545 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2025-03-17 11:15:04,545 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-03-17 11:15:04,545 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-03-17 11:15:04,545 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-17 11:15:04,596 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-17 11:15:04,596 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-17 11:15:04,596 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 11:15:04,597 INFO L158 Benchmark]: Toolchain (without parser) took 2564.16ms. Allocated memory is still 142.6MB. Free memory was 111.3MB in the beginning and 100.8MB in the end (delta: 10.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2025-03-17 11:15:04,597 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 126.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 11:15:04,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 184.95ms. Allocated memory is still 142.6MB. Free memory was 110.4MB in the beginning and 99.0MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 11:15:04,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.84ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 96.4MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 11:15:04,597 INFO L158 Benchmark]: Boogie Preprocessor took 19.60ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.5MB in the end (delta: 956.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 11:15:04,598 INFO L158 Benchmark]: IcfgBuilder took 683.44ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 44.2MB in the end (delta: 51.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-03-17 11:15:04,598 INFO L158 Benchmark]: TraceAbstraction took 1583.53ms. Allocated memory is still 142.6MB. Free memory was 43.2MB in the beginning and 106.5MB in the end (delta: -63.3MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2025-03-17 11:15:04,598 INFO L158 Benchmark]: Witness Printer took 57.11ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 100.8MB in the end (delta: 5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 11:15:04,600 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 126.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 184.95ms. Allocated memory is still 142.6MB. Free memory was 110.4MB in the beginning and 99.0MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.84ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 96.4MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.60ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.5MB in the end (delta: 956.0kB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 683.44ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 44.2MB in the end (delta: 51.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1583.53ms. Allocated memory is still 142.6MB. Free memory was 43.2MB in the beginning and 106.5MB in the end (delta: -63.3MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Witness Printer took 57.11ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 100.8MB in the end (delta: 5.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: 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, 204 locations, 215 edges, 54 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: 1.4s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 89 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 211 IncrementalHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 18 mSDtfsCounter, 211 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=306occurred in iteration=0, InterpolantAutomatonStates: 21, 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, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 281 ConstructedInterpolants, 0 QuantifiedInterpolants, 406 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 29 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-17 11:15:04,615 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