./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/safe016_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/safe016_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 55711f117aca8cc6da45707674eed41f8615ce4fb09ace088988b9afc0dc0851 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 15:16:33,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 15:16:33,196 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-24 15:16:33,201 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 15:16:33,201 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 15:16:33,221 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 15:16:33,221 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 15:16:33,221 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 15:16:33,222 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 15:16:33,225 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 15:16:33,226 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 15:16:33,226 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 15:16:33,226 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 15:16:33,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 15:16:33,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 15:16:33,227 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 15:16:33,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 15:16:33,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 15:16:33,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 15:16:33,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 15:16:33,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 15:16:33,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 15:16:33,235 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-24 15:16:33,235 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 15:16:33,235 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 15:16:33,235 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 15:16:33,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 15:16:33,236 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 15:16:33,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 15:16:33,237 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 15:16:33,238 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 15:16:33,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 15:16:33,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 15:16:33,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 15:16:33,239 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 15:16:33,240 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 15:16:33,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 15:16:33,240 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 15:16:33,240 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 15:16:33,241 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 15:16:33,241 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 15:16:33,241 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55711f117aca8cc6da45707674eed41f8615ce4fb09ace088988b9afc0dc0851 [2024-10-24 15:16:33,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 15:16:33,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 15:16:33,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 15:16:33,514 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 15:16:33,514 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 15:16:33,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe016_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-24 15:16:34,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 15:16:35,206 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 15:16:35,207 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe016_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-24 15:16:35,220 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/433de34f7/3ea3bb81b46444ba80e3f5a8b07fa46a/FLAGeaad53362 [2024-10-24 15:16:35,537 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/433de34f7/3ea3bb81b46444ba80e3f5a8b07fa46a [2024-10-24 15:16:35,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 15:16:35,540 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 15:16:35,541 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 15:16:35,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 15:16:35,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 15:16:35,546 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:16:35" (1/1) ... [2024-10-24 15:16:35,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16e75320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:35, skipping insertion in model container [2024-10-24 15:16:35,547 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:16:35" (1/1) ... [2024-10-24 15:16:35,599 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 15:16:36,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 15:16:36,016 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 15:16:36,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 15:16:36,124 INFO L204 MainTranslator]: Completed translation [2024-10-24 15:16:36,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36 WrapperNode [2024-10-24 15:16:36,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 15:16:36,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 15:16:36,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 15:16:36,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 15:16:36,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,178 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 100 [2024-10-24 15:16:36,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 15:16:36,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 15:16:36,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 15:16:36,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 15:16:36,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,218 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,228 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 15:16:36,233 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 15:16:36,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 15:16:36,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 15:16:36,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (1/1) ... [2024-10-24 15:16:36,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 15:16:36,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 15:16:36,277 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 15:16:36,285 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 15:16:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-24 15:16:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 15:16:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-24 15:16:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-24 15:16:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-24 15:16:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-24 15:16:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-24 15:16:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-24 15:16:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-10-24 15:16:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-10-24 15:16:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-24 15:16:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-24 15:16:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 15:16:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 15:16:36,333 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 15:16:36,496 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 15:16:36,498 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 15:16:36,794 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-24 15:16:36,795 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 15:16:36,933 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 15:16:36,933 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 15:16:36,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:16:36 BoogieIcfgContainer [2024-10-24 15:16:36,934 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 15:16:36,936 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 15:16:36,936 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 15:16:36,940 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 15:16:36,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 03:16:35" (1/3) ... [2024-10-24 15:16:36,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56417cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:16:36, skipping insertion in model container [2024-10-24 15:16:36,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:16:36" (2/3) ... [2024-10-24 15:16:36,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56417cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:16:36, skipping insertion in model container [2024-10-24 15:16:36,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:16:36" (3/3) ... [2024-10-24 15:16:36,943 INFO L112 eAbstractionObserver]: Analyzing ICFG safe016_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-10-24 15:16:36,958 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 15:16:36,959 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 25 error locations. [2024-10-24 15:16:36,959 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-24 15:16:37,015 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-24 15:16:37,055 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 140 places, 130 transitions, 276 flow [2024-10-24 15:16:37,120 INFO L124 PetriNetUnfolderBase]: 3/126 cut-off events. [2024-10-24 15:16:37,121 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:16:37,131 INFO L83 FinitePrefix]: Finished finitePrefix Result has 139 conditions, 126 events. 3/126 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 149 event pairs, 0 based on Foata normal form. 0/98 useless extension candidates. Maximal degree in co-relation 112. Up to 2 conditions per place. [2024-10-24 15:16:37,131 INFO L82 GeneralOperation]: Start removeDead. Operand has 140 places, 130 transitions, 276 flow [2024-10-24 15:16:37,138 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 136 places, 126 transitions, 264 flow [2024-10-24 15:16:37,152 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 15:16:37,159 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;@37e31b5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 15:16:37,159 INFO L334 AbstractCegarLoop]: Starting to check reachability of 45 error locations. [2024-10-24 15:16:37,169 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-24 15:16:37,169 INFO L124 PetriNetUnfolderBase]: 0/23 cut-off events. [2024-10-24 15:16:37,169 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:16:37,170 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:16:37,170 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] [2024-10-24 15:16:37,171 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2024-10-24 15:16:37,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:16:37,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1945732865, now seen corresponding path program 1 times [2024-10-24 15:16:37,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:16:37,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909208527] [2024-10-24 15:16:37,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:16:37,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:16:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:16:37,394 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 15:16:37,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:16:37,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909208527] [2024-10-24 15:16:37,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909208527] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:16:37,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:16:37,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-24 15:16:37,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4073349] [2024-10-24 15:16:37,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:16:37,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 15:16:37,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:16:37,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 15:16:37,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 15:16:37,445 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 130 [2024-10-24 15:16:37,448 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 126 transitions, 264 flow. Second operand has 2 states, 2 states have (on average 88.0) internal successors, (176), 2 states have internal predecessors, (176), 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 15:16:37,448 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:16:37,448 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 130 [2024-10-24 15:16:37,450 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:16:37,919 INFO L124 PetriNetUnfolderBase]: 1205/2398 cut-off events. [2024-10-24 15:16:37,919 INFO L125 PetriNetUnfolderBase]: For 65/65 co-relation queries the response was YES. [2024-10-24 15:16:37,935 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4235 conditions, 2398 events. 1205/2398 cut-off events. For 65/65 co-relation queries the response was YES. Maximal size of possible extension queue 179. Compared 16934 event pairs, 1205 based on Foata normal form. 289/2568 useless extension candidates. Maximal degree in co-relation 4206. Up to 1702 conditions per place. [2024-10-24 15:16:37,956 INFO L140 encePairwiseOnDemand]: 104/130 looper letters, 16 selfloop transitions, 0 changer transitions 0/98 dead transitions. [2024-10-24 15:16:37,956 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 98 transitions, 240 flow [2024-10-24 15:16:37,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 15:16:37,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-10-24 15:16:37,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 216 transitions. [2024-10-24 15:16:37,969 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8307692307692308 [2024-10-24 15:16:37,971 INFO L175 Difference]: Start difference. First operand has 136 places, 126 transitions, 264 flow. Second operand 2 states and 216 transitions. [2024-10-24 15:16:37,972 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 98 transitions, 240 flow [2024-10-24 15:16:37,975 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 98 transitions, 236 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-10-24 15:16:37,979 INFO L231 Difference]: Finished difference. Result has 108 places, 98 transitions, 204 flow [2024-10-24 15:16:37,982 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=130, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=204, PETRI_PLACES=108, PETRI_TRANSITIONS=98} [2024-10-24 15:16:37,985 INFO L277 CegarLoopForPetriNet]: 136 programPoint places, -28 predicate places. [2024-10-24 15:16:37,988 INFO L471 AbstractCegarLoop]: Abstraction has has 108 places, 98 transitions, 204 flow [2024-10-24 15:16:37,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 88.0) internal successors, (176), 2 states have internal predecessors, (176), 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 15:16:37,988 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:16:37,989 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] [2024-10-24 15:16:37,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 15:16:38,037 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2024-10-24 15:16:38,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:16:38,038 INFO L85 PathProgramCache]: Analyzing trace with hash -91878995, now seen corresponding path program 1 times [2024-10-24 15:16:38,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:16:38,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522126777] [2024-10-24 15:16:38,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:16:38,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:16:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:16:38,195 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 15:16:38,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:16:38,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522126777] [2024-10-24 15:16:38,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522126777] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:16:38,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:16:38,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:16:38,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39331525] [2024-10-24 15:16:38,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:16:38,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:16:38,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:16:38,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:16:38,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:16:38,204 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 130 [2024-10-24 15:16:38,205 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 98 transitions, 204 flow. Second operand has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 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 15:16:38,207 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:16:38,207 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 130 [2024-10-24 15:16:38,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:16:39,023 INFO L124 PetriNetUnfolderBase]: 2021/6736 cut-off events. [2024-10-24 15:16:39,024 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:16:39,045 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9674 conditions, 6736 events. 2021/6736 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 68765 event pairs, 797 based on Foata normal form. 0/6270 useless extension candidates. Maximal degree in co-relation 9671. Up to 1656 conditions per place. [2024-10-24 15:16:39,075 INFO L140 encePairwiseOnDemand]: 128/130 looper letters, 27 selfloop transitions, 1 changer transitions 0/107 dead transitions. [2024-10-24 15:16:39,075 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 107 transitions, 278 flow [2024-10-24 15:16:39,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:16:39,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:16:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 281 transitions. [2024-10-24 15:16:39,081 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7205128205128205 [2024-10-24 15:16:39,083 INFO L175 Difference]: Start difference. First operand has 108 places, 98 transitions, 204 flow. Second operand 3 states and 281 transitions. [2024-10-24 15:16:39,083 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 107 transitions, 278 flow [2024-10-24 15:16:39,084 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 107 transitions, 278 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-24 15:16:39,086 INFO L231 Difference]: Finished difference. Result has 109 places, 97 transitions, 204 flow [2024-10-24 15:16:39,087 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=130, PETRI_DIFFERENCE_MINUEND_FLOW=202, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=204, PETRI_PLACES=109, PETRI_TRANSITIONS=97} [2024-10-24 15:16:39,088 INFO L277 CegarLoopForPetriNet]: 136 programPoint places, -27 predicate places. [2024-10-24 15:16:39,088 INFO L471 AbstractCegarLoop]: Abstraction has has 109 places, 97 transitions, 204 flow [2024-10-24 15:16:39,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 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 15:16:39,089 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:16:39,090 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] [2024-10-24 15:16:39,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 15:16:39,090 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 41 more)] === [2024-10-24 15:16:39,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:16:39,092 INFO L85 PathProgramCache]: Analyzing trace with hash -227411970, now seen corresponding path program 1 times [2024-10-24 15:16:39,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:16:39,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124496195] [2024-10-24 15:16:39,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:16:39,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:16:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:16:39,194 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 15:16:39,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:16:39,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124496195] [2024-10-24 15:16:39,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124496195] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:16:39,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:16:39,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:16:39,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514500035] [2024-10-24 15:16:39,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:16:39,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:16:39,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:16:39,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:16:39,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:16:39,205 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 130 [2024-10-24 15:16:39,206 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 97 transitions, 204 flow. Second operand has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 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 15:16:39,206 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:16:39,206 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 130 [2024-10-24 15:16:39,206 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:16:39,834 INFO L124 PetriNetUnfolderBase]: 2021/5357 cut-off events. [2024-10-24 15:16:39,834 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:16:39,853 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8297 conditions, 5357 events. 2021/5357 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 227. Compared 48945 event pairs, 1205 based on Foata normal form. 0/5097 useless extension candidates. Maximal degree in co-relation 8293. Up to 1702 conditions per place. [2024-10-24 15:16:39,858 INFO L140 encePairwiseOnDemand]: 128/130 looper letters, 0 selfloop transitions, 0 changer transitions 106/106 dead transitions. [2024-10-24 15:16:39,858 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 106 transitions, 278 flow [2024-10-24 15:16:39,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:16:39,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:16:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 281 transitions. [2024-10-24 15:16:39,860 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7205128205128205 [2024-10-24 15:16:39,860 INFO L175 Difference]: Start difference. First operand has 109 places, 97 transitions, 204 flow. Second operand 3 states and 281 transitions. [2024-10-24 15:16:39,860 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 106 transitions, 278 flow [2024-10-24 15:16:39,861 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 106 transitions, 277 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-24 15:16:39,862 INFO L231 Difference]: Finished difference. Result has 109 places, 0 transitions, 0 flow [2024-10-24 15:16:39,862 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=130, PETRI_DIFFERENCE_MINUEND_FLOW=201, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=109, PETRI_TRANSITIONS=0} [2024-10-24 15:16:39,863 INFO L277 CegarLoopForPetriNet]: 136 programPoint places, -27 predicate places. [2024-10-24 15:16:39,863 INFO L471 AbstractCegarLoop]: Abstraction has has 109 places, 0 transitions, 0 flow [2024-10-24 15:16:39,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.66666666666667) internal successors, (260), 3 states have internal predecessors, (260), 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 15:16:39,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (44 of 45 remaining) [2024-10-24 15:16:39,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (43 of 45 remaining) [2024-10-24 15:16:39,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (42 of 45 remaining) [2024-10-24 15:16:39,866 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (41 of 45 remaining) [2024-10-24 15:16:39,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (40 of 45 remaining) [2024-10-24 15:16:39,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (39 of 45 remaining) [2024-10-24 15:16:39,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (38 of 45 remaining) [2024-10-24 15:16:39,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (37 of 45 remaining) [2024-10-24 15:16:39,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (36 of 45 remaining) [2024-10-24 15:16:39,867 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (35 of 45 remaining) [2024-10-24 15:16:39,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (34 of 45 remaining) [2024-10-24 15:16:39,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (33 of 45 remaining) [2024-10-24 15:16:39,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (32 of 45 remaining) [2024-10-24 15:16:39,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (31 of 45 remaining) [2024-10-24 15:16:39,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (30 of 45 remaining) [2024-10-24 15:16:39,868 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (29 of 45 remaining) [2024-10-24 15:16:39,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (28 of 45 remaining) [2024-10-24 15:16:39,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (27 of 45 remaining) [2024-10-24 15:16:39,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (26 of 45 remaining) [2024-10-24 15:16:39,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (25 of 45 remaining) [2024-10-24 15:16:39,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (24 of 45 remaining) [2024-10-24 15:16:39,869 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (23 of 45 remaining) [2024-10-24 15:16:39,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (22 of 45 remaining) [2024-10-24 15:16:39,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (21 of 45 remaining) [2024-10-24 15:16:39,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (20 of 45 remaining) [2024-10-24 15:16:39,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 45 remaining) [2024-10-24 15:16:39,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 45 remaining) [2024-10-24 15:16:39,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 45 remaining) [2024-10-24 15:16:39,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 45 remaining) [2024-10-24 15:16:39,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (15 of 45 remaining) [2024-10-24 15:16:39,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (14 of 45 remaining) [2024-10-24 15:16:39,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (13 of 45 remaining) [2024-10-24 15:16:39,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (12 of 45 remaining) [2024-10-24 15:16:39,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (11 of 45 remaining) [2024-10-24 15:16:39,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (10 of 45 remaining) [2024-10-24 15:16:39,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (9 of 45 remaining) [2024-10-24 15:16:39,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (8 of 45 remaining) [2024-10-24 15:16:39,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (7 of 45 remaining) [2024-10-24 15:16:39,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (6 of 45 remaining) [2024-10-24 15:16:39,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (5 of 45 remaining) [2024-10-24 15:16:39,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (4 of 45 remaining) [2024-10-24 15:16:39,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (3 of 45 remaining) [2024-10-24 15:16:39,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (2 of 45 remaining) [2024-10-24 15:16:39,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (1 of 45 remaining) [2024-10-24 15:16:39,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (0 of 45 remaining) [2024-10-24 15:16:39,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 15:16:39,873 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-24 15:16:39,879 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-24 15:16:39,879 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 15:16:39,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 03:16:39 BasicIcfg [2024-10-24 15:16:39,884 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 15:16:39,885 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 15:16:39,885 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 15:16:39,885 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 15:16:39,885 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:16:36" (3/4) ... [2024-10-24 15:16:39,887 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-24 15:16:39,889 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-10-24 15:16:39,890 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-10-24 15:16:39,890 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-10-24 15:16:39,890 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3 [2024-10-24 15:16:39,894 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-10-24 15:16:39,895 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-24 15:16:39,895 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-24 15:16:39,896 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-24 15:16:39,988 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-24 15:16:39,988 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-24 15:16:39,988 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 15:16:39,989 INFO L158 Benchmark]: Toolchain (without parser) took 4449.05ms. Allocated memory was 161.5MB in the beginning and 346.0MB in the end (delta: 184.5MB). Free memory was 106.2MB in the beginning and 114.2MB in the end (delta: -8.0MB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. [2024-10-24 15:16:39,989 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 161.5MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 15:16:39,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 584.50ms. Allocated memory is still 161.5MB. Free memory was 105.9MB in the beginning and 82.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-24 15:16:39,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.05ms. Allocated memory is still 161.5MB. Free memory was 82.4MB in the beginning and 79.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 15:16:39,990 INFO L158 Benchmark]: Boogie Preprocessor took 48.23ms. Allocated memory is still 161.5MB. Free memory was 79.9MB in the beginning and 78.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 15:16:39,990 INFO L158 Benchmark]: RCFGBuilder took 701.30ms. Allocated memory is still 161.5MB. Free memory was 78.2MB in the beginning and 110.8MB in the end (delta: -32.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-10-24 15:16:39,990 INFO L158 Benchmark]: TraceAbstraction took 2948.09ms. Allocated memory was 161.5MB in the beginning and 346.0MB in the end (delta: 184.5MB). Free memory was 110.4MB in the beginning and 119.5MB in the end (delta: -9.1MB). Peak memory consumption was 185.9MB. Max. memory is 16.1GB. [2024-10-24 15:16:39,991 INFO L158 Benchmark]: Witness Printer took 103.76ms. Allocated memory is still 346.0MB. Free memory was 119.5MB in the beginning and 114.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-24 15:16:39,996 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 161.5MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 584.50ms. Allocated memory is still 161.5MB. Free memory was 105.9MB in the beginning and 82.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.05ms. Allocated memory is still 161.5MB. Free memory was 82.4MB in the beginning and 79.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.23ms. Allocated memory is still 161.5MB. Free memory was 79.9MB in the beginning and 78.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 701.30ms. Allocated memory is still 161.5MB. Free memory was 78.2MB in the beginning and 110.8MB in the end (delta: -32.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2948.09ms. Allocated memory was 161.5MB in the beginning and 346.0MB in the end (delta: 184.5MB). Free memory was 110.4MB in the beginning and 119.5MB in the end (delta: -9.1MB). Peak memory consumption was 185.9MB. Max. memory is 16.1GB. * Witness Printer took 103.76ms. Allocated memory is still 346.0MB. Free memory was 119.5MB in the beginning and 114.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 724]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 724]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 727]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 739]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 744]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 744]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 751]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 751]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 754]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 759]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 759]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 766]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 771]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 771]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 795]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 795]: 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: 801]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 801]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 801]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 801]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 801]: 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 - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 178 locations, 45 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: 2.8s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, 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=264occurred 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, 0.2s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 125 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 25 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-24 15:16:40,031 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