./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.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 4633300b13c3e317f8d3cd1cc05f3f76ba271ffedabaa8599cd9617354fa2b7b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 15:17:02,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 15:17:02,225 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-24 15:17:02,230 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 15:17:02,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 15:17:02,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 15:17:02,253 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 15:17:02,253 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 15:17:02,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 15:17:02,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 15:17:02,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 15:17:02,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 15:17:02,255 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 15:17:02,255 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 15:17:02,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 15:17:02,258 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 15:17:02,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 15:17:02,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 15:17:02,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 15:17:02,262 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 15:17:02,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 15:17:02,263 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 15:17:02,263 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-24 15:17:02,263 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 15:17:02,263 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 15:17:02,263 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 15:17:02,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 15:17:02,264 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 15:17:02,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 15:17:02,264 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 15:17:02,264 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 15:17:02,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 15:17:02,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 15:17:02,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 15:17:02,265 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 15:17:02,265 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 15:17:02,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 15:17:02,265 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 15:17:02,267 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 15:17:02,267 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 15:17:02,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 15:17:02,267 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4633300b13c3e317f8d3cd1cc05f3f76ba271ffedabaa8599cd9617354fa2b7b [2024-10-24 15:17:02,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 15:17:02,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 15:17:02,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 15:17:02,478 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 15:17:02,478 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 15:17:02,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-24 15:17:03,885 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 15:17:04,119 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 15:17:04,122 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-24 15:17:04,139 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd99fc4eb/37e7c85d48164149a4c0a93fca99baf0/FLAGb5866f715 [2024-10-24 15:17:04,152 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd99fc4eb/37e7c85d48164149a4c0a93fca99baf0 [2024-10-24 15:17:04,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 15:17:04,156 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 15:17:04,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 15:17:04,159 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 15:17:04,163 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 15:17:04,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ac469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04, skipping insertion in model container [2024-10-24 15:17:04,166 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,209 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 15:17:04,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 15:17:04,542 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 15:17:04,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 15:17:04,622 INFO L204 MainTranslator]: Completed translation [2024-10-24 15:17:04,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04 WrapperNode [2024-10-24 15:17:04,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 15:17:04,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 15:17:04,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 15:17:04,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 15:17:04,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,644 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,664 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 101 [2024-10-24 15:17:04,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 15:17:04,666 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 15:17:04,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 15:17:04,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 15:17:04,675 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,692 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 15:17:04,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 15:17:04,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 15:17:04,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 15:17:04,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (1/1) ... [2024-10-24 15:17:04,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 15:17:04,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 15:17:04,746 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) [2024-10-24 15:17:04,748 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 [2024-10-24 15:17:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-24 15:17:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 15:17:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-24 15:17:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-24 15:17:04,790 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-24 15:17:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-24 15:17:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-24 15:17:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-24 15:17:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-10-24 15:17:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-10-24 15:17:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-24 15:17:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-24 15:17:04,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 15:17:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 15:17:04,794 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-24 15:17:04,924 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 15:17:04,926 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 15:17:05,221 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-24 15:17:05,221 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 15:17:05,351 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 15:17:05,351 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 15:17:05,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:17:05 BoogieIcfgContainer [2024-10-24 15:17:05,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 15:17:05,353 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 15:17:05,354 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 15:17:05,357 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 15:17:05,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 03:17:04" (1/3) ... [2024-10-24 15:17:05,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798e5453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:17:05, skipping insertion in model container [2024-10-24 15:17:05,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:17:04" (2/3) ... [2024-10-24 15:17:05,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798e5453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:17:05, skipping insertion in model container [2024-10-24 15:17:05,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:17:05" (3/3) ... [2024-10-24 15:17:05,360 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-24 15:17:05,373 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 15:17:05,373 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2024-10-24 15:17:05,374 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-24 15:17:05,425 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-24 15:17:05,458 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 142 places, 132 transitions, 280 flow [2024-10-24 15:17:05,506 INFO L124 PetriNetUnfolderBase]: 3/128 cut-off events. [2024-10-24 15:17:05,508 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:17:05,515 INFO L83 FinitePrefix]: Finished finitePrefix Result has 141 conditions, 128 events. 3/128 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 164 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 113. Up to 2 conditions per place. [2024-10-24 15:17:05,515 INFO L82 GeneralOperation]: Start removeDead. Operand has 142 places, 132 transitions, 280 flow [2024-10-24 15:17:05,520 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 138 places, 128 transitions, 268 flow [2024-10-24 15:17:05,531 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 15:17:05,537 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;@40587ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 15:17:05,537 INFO L334 AbstractCegarLoop]: Starting to check reachability of 47 error locations. [2024-10-24 15:17:05,544 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-24 15:17:05,544 INFO L124 PetriNetUnfolderBase]: 0/23 cut-off events. [2024-10-24 15:17:05,544 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:17:05,544 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:17:05,545 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] [2024-10-24 15:17:05,547 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2024-10-24 15:17:05,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:17:05,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1152982064, now seen corresponding path program 1 times [2024-10-24 15:17:05,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:17:05,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158915401] [2024-10-24 15:17:05,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:17:05,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:17:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:17:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:17:05,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:17:05,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158915401] [2024-10-24 15:17:05,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158915401] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:17:05,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:17:05,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-24 15:17:05,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712184029] [2024-10-24 15:17:05,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:17:05,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 15:17:05,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:17:05,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 15:17:05,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 15:17:05,808 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 132 [2024-10-24 15:17:05,811 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 128 transitions, 268 flow. Second operand has 2 states, 2 states have (on average 89.0) internal successors, (178), 2 states have internal predecessors, (178), 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) [2024-10-24 15:17:05,811 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:17:05,811 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 132 [2024-10-24 15:17:05,813 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:17:06,305 INFO L124 PetriNetUnfolderBase]: 1205/2399 cut-off events. [2024-10-24 15:17:06,305 INFO L125 PetriNetUnfolderBase]: For 65/65 co-relation queries the response was YES. [2024-10-24 15:17:06,320 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4236 conditions, 2399 events. 1205/2399 cut-off events. For 65/65 co-relation queries the response was YES. Maximal size of possible extension queue 179. Compared 16873 event pairs, 1205 based on Foata normal form. 289/2569 useless extension candidates. Maximal degree in co-relation 4206. Up to 1702 conditions per place. [2024-10-24 15:17:06,339 INFO L140 encePairwiseOnDemand]: 105/132 looper letters, 16 selfloop transitions, 0 changer transitions 0/99 dead transitions. [2024-10-24 15:17:06,340 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 99 transitions, 242 flow [2024-10-24 15:17:06,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 15:17:06,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-10-24 15:17:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 219 transitions. [2024-10-24 15:17:06,352 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8295454545454546 [2024-10-24 15:17:06,354 INFO L175 Difference]: Start difference. First operand has 138 places, 128 transitions, 268 flow. Second operand 2 states and 219 transitions. [2024-10-24 15:17:06,355 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 99 transitions, 242 flow [2024-10-24 15:17:06,358 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 99 transitions, 238 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-10-24 15:17:06,362 INFO L231 Difference]: Finished difference. Result has 109 places, 99 transitions, 206 flow [2024-10-24 15:17:06,365 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=132, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=206, PETRI_PLACES=109, PETRI_TRANSITIONS=99} [2024-10-24 15:17:06,370 INFO L277 CegarLoopForPetriNet]: 138 programPoint places, -29 predicate places. [2024-10-24 15:17:06,371 INFO L471 AbstractCegarLoop]: Abstraction has has 109 places, 99 transitions, 206 flow [2024-10-24 15:17:06,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 89.0) internal successors, (178), 2 states have internal predecessors, (178), 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) [2024-10-24 15:17:06,372 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:17:06,372 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 15:17:06,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 15:17:06,373 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2024-10-24 15:17:06,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:17:06,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1225060559, now seen corresponding path program 1 times [2024-10-24 15:17:06,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:17:06,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12604209] [2024-10-24 15:17:06,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:17:06,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:17:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:17:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:17:06,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:17:06,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12604209] [2024-10-24 15:17:06,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12604209] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:17:06,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:17:06,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:17:06,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798278715] [2024-10-24 15:17:06,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:17:06,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:17:06,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:17:06,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:17:06,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:17:06,533 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 132 [2024-10-24 15:17:06,533 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 99 transitions, 206 flow. Second operand has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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) [2024-10-24 15:17:06,534 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:17:06,534 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 132 [2024-10-24 15:17:06,535 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:17:07,187 INFO L124 PetriNetUnfolderBase]: 2021/6737 cut-off events. [2024-10-24 15:17:07,187 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:17:07,203 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9675 conditions, 6737 events. 2021/6737 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 68617 event pairs, 797 based on Foata normal form. 0/6271 useless extension candidates. Maximal degree in co-relation 9672. Up to 1656 conditions per place. [2024-10-24 15:17:07,264 INFO L140 encePairwiseOnDemand]: 130/132 looper letters, 27 selfloop transitions, 1 changer transitions 0/108 dead transitions. [2024-10-24 15:17:07,265 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 108 transitions, 280 flow [2024-10-24 15:17:07,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:17:07,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:17:07,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 284 transitions. [2024-10-24 15:17:07,270 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7171717171717171 [2024-10-24 15:17:07,271 INFO L175 Difference]: Start difference. First operand has 109 places, 99 transitions, 206 flow. Second operand 3 states and 284 transitions. [2024-10-24 15:17:07,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 108 transitions, 280 flow [2024-10-24 15:17:07,272 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 108 transitions, 280 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-24 15:17:07,274 INFO L231 Difference]: Finished difference. Result has 110 places, 98 transitions, 206 flow [2024-10-24 15:17:07,274 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=132, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=206, PETRI_PLACES=110, PETRI_TRANSITIONS=98} [2024-10-24 15:17:07,275 INFO L277 CegarLoopForPetriNet]: 138 programPoint places, -28 predicate places. [2024-10-24 15:17:07,275 INFO L471 AbstractCegarLoop]: Abstraction has has 110 places, 98 transitions, 206 flow [2024-10-24 15:17:07,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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) [2024-10-24 15:17:07,275 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:17:07,275 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, 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] [2024-10-24 15:17:07,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 15:17:07,276 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2024-10-24 15:17:07,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:17:07,277 INFO L85 PathProgramCache]: Analyzing trace with hash 2077298901, now seen corresponding path program 1 times [2024-10-24 15:17:07,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:17:07,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582421782] [2024-10-24 15:17:07,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:17:07,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:17:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:17:07,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:17:07,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:17:07,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582421782] [2024-10-24 15:17:07,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582421782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:17:07,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:17:07,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:17:07,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391076818] [2024-10-24 15:17:07,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:17:07,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:17:07,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:17:07,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:17:07,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:17:07,411 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 132 [2024-10-24 15:17:07,412 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 98 transitions, 206 flow. Second operand has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2024-10-24 15:17:07,412 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:17:07,412 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 132 [2024-10-24 15:17:07,412 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:17:07,868 INFO L124 PetriNetUnfolderBase]: 2021/5358 cut-off events. [2024-10-24 15:17:07,868 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:17:07,878 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8298 conditions, 5358 events. 2021/5358 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 227. Compared 48778 event pairs, 1205 based on Foata normal form. 0/5098 useless extension candidates. Maximal degree in co-relation 8294. Up to 1702 conditions per place. [2024-10-24 15:17:07,882 INFO L140 encePairwiseOnDemand]: 130/132 looper letters, 0 selfloop transitions, 0 changer transitions 107/107 dead transitions. [2024-10-24 15:17:07,882 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 107 transitions, 280 flow [2024-10-24 15:17:07,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:17:07,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:17:07,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 284 transitions. [2024-10-24 15:17:07,883 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7171717171717171 [2024-10-24 15:17:07,883 INFO L175 Difference]: Start difference. First operand has 110 places, 98 transitions, 206 flow. Second operand 3 states and 284 transitions. [2024-10-24 15:17:07,884 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 107 transitions, 280 flow [2024-10-24 15:17:07,884 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 107 transitions, 279 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-24 15:17:07,885 INFO L231 Difference]: Finished difference. Result has 110 places, 0 transitions, 0 flow [2024-10-24 15:17:07,885 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=132, PETRI_DIFFERENCE_MINUEND_FLOW=203, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=110, PETRI_TRANSITIONS=0} [2024-10-24 15:17:07,886 INFO L277 CegarLoopForPetriNet]: 138 programPoint places, -28 predicate places. [2024-10-24 15:17:07,886 INFO L471 AbstractCegarLoop]: Abstraction has has 110 places, 0 transitions, 0 flow [2024-10-24 15:17:07,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2024-10-24 15:17:07,888 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (46 of 47 remaining) [2024-10-24 15:17:07,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (45 of 47 remaining) [2024-10-24 15:17:07,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (44 of 47 remaining) [2024-10-24 15:17:07,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (43 of 47 remaining) [2024-10-24 15:17:07,889 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (42 of 47 remaining) [2024-10-24 15:17:07,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (41 of 47 remaining) [2024-10-24 15:17:07,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (40 of 47 remaining) [2024-10-24 15:17:07,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (39 of 47 remaining) [2024-10-24 15:17:07,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (38 of 47 remaining) [2024-10-24 15:17:07,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (37 of 47 remaining) [2024-10-24 15:17:07,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (36 of 47 remaining) [2024-10-24 15:17:07,890 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (35 of 47 remaining) [2024-10-24 15:17:07,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (34 of 47 remaining) [2024-10-24 15:17:07,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (33 of 47 remaining) [2024-10-24 15:17:07,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (32 of 47 remaining) [2024-10-24 15:17:07,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (31 of 47 remaining) [2024-10-24 15:17:07,891 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (30 of 47 remaining) [2024-10-24 15:17:07,892 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (29 of 47 remaining) [2024-10-24 15:17:07,892 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (28 of 47 remaining) [2024-10-24 15:17:07,892 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (27 of 47 remaining) [2024-10-24 15:17:07,892 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (26 of 47 remaining) [2024-10-24 15:17:07,892 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (25 of 47 remaining) [2024-10-24 15:17:07,893 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (24 of 47 remaining) [2024-10-24 15:17:07,893 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (23 of 47 remaining) [2024-10-24 15:17:07,893 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (22 of 47 remaining) [2024-10-24 15:17:07,893 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (21 of 47 remaining) [2024-10-24 15:17:07,893 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 47 remaining) [2024-10-24 15:17:07,894 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 47 remaining) [2024-10-24 15:17:07,894 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 47 remaining) [2024-10-24 15:17:07,894 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 47 remaining) [2024-10-24 15:17:07,894 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (16 of 47 remaining) [2024-10-24 15:17:07,894 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (15 of 47 remaining) [2024-10-24 15:17:07,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (14 of 47 remaining) [2024-10-24 15:17:07,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (13 of 47 remaining) [2024-10-24 15:17:07,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (12 of 47 remaining) [2024-10-24 15:17:07,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (11 of 47 remaining) [2024-10-24 15:17:07,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (10 of 47 remaining) [2024-10-24 15:17:07,895 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (9 of 47 remaining) [2024-10-24 15:17:07,896 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (8 of 47 remaining) [2024-10-24 15:17:07,896 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (7 of 47 remaining) [2024-10-24 15:17:07,896 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (6 of 47 remaining) [2024-10-24 15:17:07,896 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (5 of 47 remaining) [2024-10-24 15:17:07,896 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (4 of 47 remaining) [2024-10-24 15:17:07,897 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (3 of 47 remaining) [2024-10-24 15:17:07,897 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (2 of 47 remaining) [2024-10-24 15:17:07,897 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (1 of 47 remaining) [2024-10-24 15:17:07,897 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (0 of 47 remaining) [2024-10-24 15:17:07,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 15:17:07,898 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-24 15:17:07,902 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-24 15:17:07,903 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 15:17:07,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 03:17:07 BasicIcfg [2024-10-24 15:17:07,908 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 15:17:07,908 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 15:17:07,908 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 15:17:07,908 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 15:17:07,909 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:17:05" (3/4) ... [2024-10-24 15:17:07,910 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-24 15:17:07,912 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-10-24 15:17:07,912 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-10-24 15:17:07,913 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-10-24 15:17:07,913 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3 [2024-10-24 15:17:07,916 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-10-24 15:17:07,916 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-24 15:17:07,916 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-24 15:17:07,917 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-24 15:17:08,005 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-24 15:17:08,006 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-24 15:17:08,006 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 15:17:08,007 INFO L158 Benchmark]: Toolchain (without parser) took 3850.37ms. Allocated memory was 172.0MB in the beginning and 599.8MB in the end (delta: 427.8MB). Free memory was 102.2MB in the beginning and 462.4MB in the end (delta: -360.2MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2024-10-24 15:17:08,007 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 113.2MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 15:17:08,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.48ms. Allocated memory is still 172.0MB. Free memory was 101.9MB in the beginning and 79.1MB in the end (delta: 22.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-24 15:17:08,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.53ms. Allocated memory is still 172.0MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 15:17:08,007 INFO L158 Benchmark]: Boogie Preprocessor took 32.52ms. Allocated memory is still 172.0MB. Free memory was 76.7MB in the beginning and 75.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 15:17:08,008 INFO L158 Benchmark]: RCFGBuilder took 649.99ms. Allocated memory is still 172.0MB. Free memory was 75.2MB in the beginning and 122.8MB in the end (delta: -47.6MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-10-24 15:17:08,008 INFO L158 Benchmark]: TraceAbstraction took 2554.17ms. Allocated memory was 172.0MB in the beginning and 599.8MB in the end (delta: 427.8MB). Free memory was 122.3MB in the beginning and 466.6MB in the end (delta: -344.3MB). Peak memory consumption was 196.8MB. Max. memory is 16.1GB. [2024-10-24 15:17:08,010 INFO L158 Benchmark]: Witness Printer took 97.93ms. Allocated memory is still 599.8MB. Free memory was 466.6MB in the beginning and 462.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 15:17:08,013 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 113.2MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.48ms. Allocated memory is still 172.0MB. Free memory was 101.9MB in the beginning and 79.1MB in the end (delta: 22.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.53ms. Allocated memory is still 172.0MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.52ms. Allocated memory is still 172.0MB. Free memory was 76.7MB in the beginning and 75.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 649.99ms. Allocated memory is still 172.0MB. Free memory was 75.2MB in the beginning and 122.8MB in the end (delta: -47.6MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2554.17ms. Allocated memory was 172.0MB in the beginning and 599.8MB in the end (delta: 427.8MB). Free memory was 122.3MB in the beginning and 466.6MB in the end (delta: -344.3MB). Peak memory consumption was 196.8MB. Max. memory is 16.1GB. * Witness Printer took 97.93ms. Allocated memory is still 599.8MB. Free memory was 466.6MB in the beginning and 462.4MB 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: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 741]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 746]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 746]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 753]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 753]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 756]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 768]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 797]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 797]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 799]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 805]: 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 9 procedures, 181 locations, 47 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: 2.4s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 102 IncrementalHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 102 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=268occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 0.3s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 128 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 26 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-24 15:17:08,045 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