./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/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 ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.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.graphml --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 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-31 21:57:07,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 21:57:07,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 21:57:07,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 21:57:07,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 21:57:07,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 21:57:07,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 21:57:07,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 21:57:07,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 21:57:07,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 21:57:07,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 21:57:07,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 21:57:07,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 21:57:07,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 21:57:07,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 21:57:07,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 21:57:07,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 21:57:07,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 21:57:07,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 21:57:07,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 21:57:07,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 21:57:07,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 21:57:07,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 21:57:07,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 21:57:07,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 21:57:07,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 21:57:07,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 21:57:07,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 21:57:07,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 21:57:07,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 21:57:07,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 21:57:07,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 21:57:07,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 21:57:07,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 21:57:07,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 21:57:07,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 21:57:07,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 21:57:07,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 21:57:07,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 21:57:07,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 21:57:07,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 21:57:07,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 21:57:07,872 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 21:57:07,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 21:57:07,874 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 21:57:07,874 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 21:57:07,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 21:57:07,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 21:57:07,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 21:57:07,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 21:57:07,876 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 21:57:07,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 21:57:07,877 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 21:57:07,877 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 21:57:07,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 21:57:07,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 21:57:07,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 21:57:07,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 21:57:07,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 21:57:07,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 21:57:07,878 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 21:57:07,878 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 21:57:07,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 21:57:07,879 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 21:57:07,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 21:57:07,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 21:57:07,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 21:57:07,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 21:57:07,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:57:07,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 21:57:07,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 21:57:07,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 21:57:07,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 21:57:07,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 21:57:07,881 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 21:57:07,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 21:57:07,881 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 21:57:07,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 21:57:07,882 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 21:57:07,882 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 21:57:08,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 21:57:08,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 21:57:08,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 21:57:08,196 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 21:57:08,197 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 21:57:08,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i [2023-08-31 21:57:09,258 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 21:57:09,561 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 21:57:09,562 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i [2023-08-31 21:57:09,579 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3f2cfcc4/e97bd4498dff4d10bb9f76343afa4788/FLAG6cf00f70e [2023-08-31 21:57:09,601 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3f2cfcc4/e97bd4498dff4d10bb9f76343afa4788 [2023-08-31 21:57:09,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 21:57:09,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 21:57:09,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 21:57:09,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 21:57:09,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 21:57:09,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:57:09" (1/1) ... [2023-08-31 21:57:09,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b34da65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:09, skipping insertion in model container [2023-08-31 21:57:09,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 09:57:09" (1/1) ... [2023-08-31 21:57:09,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 21:57:09,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 21:57:10,061 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-08-31 21:57:10,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:57:10,087 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 21:57:10,149 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i[39758,39771] [2023-08-31 21:57:10,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 21:57:10,220 INFO L208 MainTranslator]: Completed translation [2023-08-31 21:57:10,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10 WrapperNode [2023-08-31 21:57:10,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 21:57:10,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 21:57:10,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 21:57:10,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 21:57:10,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,294 INFO L138 Inliner]: procedures = 243, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 103 [2023-08-31 21:57:10,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 21:57:10,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 21:57:10,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 21:57:10,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 21:57:10,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,345 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 21:57:10,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 21:57:10,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 21:57:10,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 21:57:10,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (1/1) ... [2023-08-31 21:57:10,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 21:57:10,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 21:57:10,394 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-31 21:57:10,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-31 21:57:10,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 21:57:10,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 21:57:10,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-31 21:57:10,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 21:57:10,421 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-31 21:57:10,421 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-31 21:57:10,422 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-31 21:57:10,422 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-31 21:57:10,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 21:57:10,422 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-31 21:57:10,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 21:57:10,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 21:57:10,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 21:57:10,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 21:57:10,423 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-31 21:57:10,543 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 21:57:10,544 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 21:57:10,866 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 21:57:10,882 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 21:57:10,882 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-31 21:57:10,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:57:10 BoogieIcfgContainer [2023-08-31 21:57:10,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 21:57:10,886 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 21:57:10,886 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 21:57:10,888 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 21:57:10,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 09:57:09" (1/3) ... [2023-08-31 21:57:10,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b7ebfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:57:10, skipping insertion in model container [2023-08-31 21:57:10,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 09:57:10" (2/3) ... [2023-08-31 21:57:10,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b7ebfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 09:57:10, skipping insertion in model container [2023-08-31 21:57:10,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:57:10" (3/3) ... [2023-08-31 21:57:10,889 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_bad.i [2023-08-31 21:57:10,895 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 21:57:10,903 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 21:57:10,903 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2023-08-31 21:57:10,904 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 21:57:11,003 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-31 21:57:11,048 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 198 places, 201 transitions, 418 flow [2023-08-31 21:57:11,146 INFO L130 PetriNetUnfolder]: 10/199 cut-off events. [2023-08-31 21:57:11,146 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-31 21:57:11,154 INFO L83 FinitePrefix]: Finished finitePrefix Result has 208 conditions, 199 events. 10/199 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 348 event pairs, 0 based on Foata normal form. 0/172 useless extension candidates. Maximal degree in co-relation 111. Up to 3 conditions per place. [2023-08-31 21:57:11,154 INFO L82 GeneralOperation]: Start removeDead. Operand has 198 places, 201 transitions, 418 flow [2023-08-31 21:57:11,174 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 185 places, 186 transitions, 384 flow [2023-08-31 21:57:11,177 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 21:57:11,185 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 185 places, 186 transitions, 384 flow [2023-08-31 21:57:11,187 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 185 places, 186 transitions, 384 flow [2023-08-31 21:57:11,187 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 185 places, 186 transitions, 384 flow [2023-08-31 21:57:11,243 INFO L130 PetriNetUnfolder]: 8/186 cut-off events. [2023-08-31 21:57:11,243 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-31 21:57:11,246 INFO L83 FinitePrefix]: Finished finitePrefix Result has 195 conditions, 186 events. 8/186 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 336 event pairs, 0 based on Foata normal form. 0/162 useless extension candidates. Maximal degree in co-relation 111. Up to 2 conditions per place. [2023-08-31 21:57:11,250 INFO L119 LiptonReduction]: Number of co-enabled transitions 7052 [2023-08-31 21:57:16,582 INFO L134 LiptonReduction]: Checked pairs total: 20030 [2023-08-31 21:57:16,582 INFO L136 LiptonReduction]: Total number of compositions: 155 [2023-08-31 21:57:16,594 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 21:57:16,599 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@7868c943, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 21:57:16,600 INFO L358 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2023-08-31 21:57:16,601 INFO L130 PetriNetUnfolder]: 0/1 cut-off events. [2023-08-31 21:57:16,602 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 21:57:16,602 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:16,602 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-31 21:57:16,603 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread2Err5ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2023-08-31 21:57:16,607 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:16,607 INFO L85 PathProgramCache]: Analyzing trace with hash 726, now seen corresponding path program 1 times [2023-08-31 21:57:16,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:16,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118452185] [2023-08-31 21:57:16,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:16,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:16,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:57:16,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:16,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118452185] [2023-08-31 21:57:16,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118452185] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:16,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:16,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-31 21:57:16,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128873952] [2023-08-31 21:57:16,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:16,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 21:57:16,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:16,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 21:57:16,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 21:57:16,744 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 356 [2023-08-31 21:57:16,750 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 59 transitions, 130 flow. Second operand has 2 states, 2 states have (on average 191.5) internal successors, (383), 2 states have internal predecessors, (383), 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) [2023-08-31 21:57:16,751 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:16,751 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 356 [2023-08-31 21:57:16,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:16,867 INFO L130 PetriNetUnfolder]: 205/509 cut-off events. [2023-08-31 21:57:16,867 INFO L131 PetriNetUnfolder]: For 26/26 co-relation queries the response was YES. [2023-08-31 21:57:16,870 INFO L83 FinitePrefix]: Finished finitePrefix Result has 867 conditions, 509 events. 205/509 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 2553 event pairs, 141 based on Foata normal form. 33/453 useless extension candidates. Maximal degree in co-relation 768. Up to 332 conditions per place. [2023-08-31 21:57:16,874 INFO L137 encePairwiseOnDemand]: 344/356 looper letters, 23 selfloop transitions, 0 changer transitions 1/47 dead transitions. [2023-08-31 21:57:16,874 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 47 transitions, 154 flow [2023-08-31 21:57:16,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 21:57:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 21:57:16,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 418 transitions. [2023-08-31 21:57:16,895 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5870786516853933 [2023-08-31 21:57:16,896 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 418 transitions. [2023-08-31 21:57:16,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 418 transitions. [2023-08-31 21:57:16,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:16,902 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 418 transitions. [2023-08-31 21:57:16,907 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 209.0) internal successors, (418), 2 states have internal predecessors, (418), 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) [2023-08-31 21:57:16,911 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 356.0) internal successors, (1068), 3 states have internal predecessors, (1068), 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) [2023-08-31 21:57:16,911 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 356.0) internal successors, (1068), 3 states have internal predecessors, (1068), 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) [2023-08-31 21:57:16,913 INFO L175 Difference]: Start difference. First operand has 60 places, 59 transitions, 130 flow. Second operand 2 states and 418 transitions. [2023-08-31 21:57:16,914 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 47 transitions, 154 flow [2023-08-31 21:57:16,916 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 47 transitions, 146 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 21:57:16,918 INFO L231 Difference]: Finished difference. Result has 47 places, 46 transitions, 95 flow [2023-08-31 21:57:16,920 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=356, PETRI_DIFFERENCE_MINUEND_FLOW=98, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=95, PETRI_PLACES=47, PETRI_TRANSITIONS=46} [2023-08-31 21:57:16,923 INFO L281 CegarLoopForPetriNet]: 60 programPoint places, -13 predicate places. [2023-08-31 21:57:16,923 INFO L495 AbstractCegarLoop]: Abstraction has has 47 places, 46 transitions, 95 flow [2023-08-31 21:57:16,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 191.5) internal successors, (383), 2 states have internal predecessors, (383), 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) [2023-08-31 21:57:16,924 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:16,925 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-08-31 21:57:16,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 21:57:16,927 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread2Err5ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2023-08-31 21:57:16,928 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:16,928 INFO L85 PathProgramCache]: Analyzing trace with hash -114644166, now seen corresponding path program 1 times [2023-08-31 21:57:16,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:16,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086236138] [2023-08-31 21:57:16,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:16,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:17,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:57:17,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:17,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086236138] [2023-08-31 21:57:17,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086236138] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:17,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:17,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:57:17,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303516581] [2023-08-31 21:57:17,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:17,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:57:17,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:17,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:57:17,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:57:17,152 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 356 [2023-08-31 21:57:17,153 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 46 transitions, 95 flow. Second operand has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 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) [2023-08-31 21:57:17,154 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:17,154 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 356 [2023-08-31 21:57:17,154 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:17,341 INFO L130 PetriNetUnfolder]: 827/1604 cut-off events. [2023-08-31 21:57:17,342 INFO L131 PetriNetUnfolder]: For 13/13 co-relation queries the response was YES. [2023-08-31 21:57:17,343 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3002 conditions, 1604 events. 827/1604 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 8294 event pairs, 264 based on Foata normal form. 0/1454 useless extension candidates. Maximal degree in co-relation 2999. Up to 789 conditions per place. [2023-08-31 21:57:17,349 INFO L137 encePairwiseOnDemand]: 342/356 looper letters, 56 selfloop transitions, 10 changer transitions 0/76 dead transitions. [2023-08-31 21:57:17,349 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 76 transitions, 289 flow [2023-08-31 21:57:17,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:57:17,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:57:17,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 598 transitions. [2023-08-31 21:57:17,352 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5599250936329588 [2023-08-31 21:57:17,352 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 598 transitions. [2023-08-31 21:57:17,352 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 598 transitions. [2023-08-31 21:57:17,352 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:17,353 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 598 transitions. [2023-08-31 21:57:17,354 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 199.33333333333334) internal successors, (598), 3 states have internal predecessors, (598), 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) [2023-08-31 21:57:17,358 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:17,359 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:17,359 INFO L175 Difference]: Start difference. First operand has 47 places, 46 transitions, 95 flow. Second operand 3 states and 598 transitions. [2023-08-31 21:57:17,359 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 76 transitions, 289 flow [2023-08-31 21:57:17,359 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 76 transitions, 289 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 21:57:17,361 INFO L231 Difference]: Finished difference. Result has 50 places, 56 transitions, 183 flow [2023-08-31 21:57:17,361 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=356, PETRI_DIFFERENCE_MINUEND_FLOW=95, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=183, PETRI_PLACES=50, PETRI_TRANSITIONS=56} [2023-08-31 21:57:17,362 INFO L281 CegarLoopForPetriNet]: 60 programPoint places, -10 predicate places. [2023-08-31 21:57:17,362 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 56 transitions, 183 flow [2023-08-31 21:57:17,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 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) [2023-08-31 21:57:17,363 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:17,363 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:17,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-31 21:57:17,364 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread2Err5ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2023-08-31 21:57:17,365 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:17,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1075463314, now seen corresponding path program 1 times [2023-08-31 21:57:17,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:17,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864520754] [2023-08-31 21:57:17,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:17,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:17,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:57:17,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:17,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864520754] [2023-08-31 21:57:17,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864520754] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:17,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:17,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:57:17,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579178650] [2023-08-31 21:57:17,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:17,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:57:17,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:17,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:57:17,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:57:17,457 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 356 [2023-08-31 21:57:17,458 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 56 transitions, 183 flow. Second operand has 3 states, 3 states have (on average 186.33333333333334) internal successors, (559), 3 states have internal predecessors, (559), 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) [2023-08-31 21:57:17,458 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:17,458 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 356 [2023-08-31 21:57:17,458 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:17,632 INFO L130 PetriNetUnfolder]: 709/1648 cut-off events. [2023-08-31 21:57:17,632 INFO L131 PetriNetUnfolder]: For 168/174 co-relation queries the response was YES. [2023-08-31 21:57:17,635 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3300 conditions, 1648 events. 709/1648 cut-off events. For 168/174 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 9675 event pairs, 228 based on Foata normal form. 13/1492 useless extension candidates. Maximal degree in co-relation 3295. Up to 720 conditions per place. [2023-08-31 21:57:17,642 INFO L137 encePairwiseOnDemand]: 351/356 looper letters, 39 selfloop transitions, 3 changer transitions 0/72 dead transitions. [2023-08-31 21:57:17,642 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 72 transitions, 301 flow [2023-08-31 21:57:17,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:57:17,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:57:17,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 595 transitions. [2023-08-31 21:57:17,644 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5571161048689138 [2023-08-31 21:57:17,644 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 595 transitions. [2023-08-31 21:57:17,644 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 595 transitions. [2023-08-31 21:57:17,645 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:17,645 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 595 transitions. [2023-08-31 21:57:17,646 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 198.33333333333334) internal successors, (595), 3 states have internal predecessors, (595), 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) [2023-08-31 21:57:17,670 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:17,671 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:17,671 INFO L175 Difference]: Start difference. First operand has 50 places, 56 transitions, 183 flow. Second operand 3 states and 595 transitions. [2023-08-31 21:57:17,671 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 72 transitions, 301 flow [2023-08-31 21:57:17,675 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 72 transitions, 281 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-31 21:57:17,676 INFO L231 Difference]: Finished difference. Result has 52 places, 58 transitions, 187 flow [2023-08-31 21:57:17,676 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=356, PETRI_DIFFERENCE_MINUEND_FLOW=163, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=187, PETRI_PLACES=52, PETRI_TRANSITIONS=58} [2023-08-31 21:57:17,677 INFO L281 CegarLoopForPetriNet]: 60 programPoint places, -8 predicate places. [2023-08-31 21:57:17,677 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 58 transitions, 187 flow [2023-08-31 21:57:17,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 186.33333333333334) internal successors, (559), 3 states have internal predecessors, (559), 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) [2023-08-31 21:57:17,678 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:17,678 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:17,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-31 21:57:17,678 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread2Err5ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2023-08-31 21:57:17,679 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:17,679 INFO L85 PathProgramCache]: Analyzing trace with hash -725661305, now seen corresponding path program 1 times [2023-08-31 21:57:17,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:17,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412178220] [2023-08-31 21:57:17,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:17,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:17,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:57:17,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:17,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412178220] [2023-08-31 21:57:17,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412178220] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:17,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:17,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:57:17,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500369469] [2023-08-31 21:57:17,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:17,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:57:17,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:17,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:57:17,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:57:17,739 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 356 [2023-08-31 21:57:17,740 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 58 transitions, 187 flow. Second operand has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 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) [2023-08-31 21:57:17,740 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:17,740 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 356 [2023-08-31 21:57:17,740 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:17,943 INFO L130 PetriNetUnfolder]: 941/1966 cut-off events. [2023-08-31 21:57:17,943 INFO L131 PetriNetUnfolder]: For 338/352 co-relation queries the response was YES. [2023-08-31 21:57:17,946 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4284 conditions, 1966 events. 941/1966 cut-off events. For 338/352 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 11228 event pairs, 474 based on Foata normal form. 0/1775 useless extension candidates. Maximal degree in co-relation 4278. Up to 1294 conditions per place. [2023-08-31 21:57:17,952 INFO L137 encePairwiseOnDemand]: 349/356 looper letters, 44 selfloop transitions, 10 changer transitions 1/77 dead transitions. [2023-08-31 21:57:17,952 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 77 transitions, 350 flow [2023-08-31 21:57:17,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:57:17,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:57:17,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 586 transitions. [2023-08-31 21:57:17,956 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.548689138576779 [2023-08-31 21:57:17,956 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 586 transitions. [2023-08-31 21:57:17,956 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 586 transitions. [2023-08-31 21:57:17,956 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:17,956 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 586 transitions. [2023-08-31 21:57:17,958 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 195.33333333333334) internal successors, (586), 3 states have internal predecessors, (586), 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) [2023-08-31 21:57:17,959 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:17,960 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:17,960 INFO L175 Difference]: Start difference. First operand has 52 places, 58 transitions, 187 flow. Second operand 3 states and 586 transitions. [2023-08-31 21:57:17,960 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 77 transitions, 350 flow [2023-08-31 21:57:17,963 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 77 transitions, 344 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-31 21:57:17,964 INFO L231 Difference]: Finished difference. Result has 54 places, 66 transitions, 267 flow [2023-08-31 21:57:17,964 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=356, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=267, PETRI_PLACES=54, PETRI_TRANSITIONS=66} [2023-08-31 21:57:17,967 INFO L281 CegarLoopForPetriNet]: 60 programPoint places, -6 predicate places. [2023-08-31 21:57:17,967 INFO L495 AbstractCegarLoop]: Abstraction has has 54 places, 66 transitions, 267 flow [2023-08-31 21:57:17,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 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) [2023-08-31 21:57:17,967 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:17,968 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:17,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-31 21:57:17,968 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread2Err5ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2023-08-31 21:57:17,968 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:17,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1751115039, now seen corresponding path program 1 times [2023-08-31 21:57:17,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:17,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533255372] [2023-08-31 21:57:17,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:17,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:18,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:57:18,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:18,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533255372] [2023-08-31 21:57:18,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533255372] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:18,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:18,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-31 21:57:18,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995065580] [2023-08-31 21:57:18,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:18,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:57:18,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:18,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:57:18,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:57:18,132 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 356 [2023-08-31 21:57:18,133 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 66 transitions, 267 flow. Second operand has 3 states, 3 states have (on average 184.0) internal successors, (552), 3 states have internal predecessors, (552), 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) [2023-08-31 21:57:18,134 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:18,134 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 356 [2023-08-31 21:57:18,134 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:18,227 INFO L130 PetriNetUnfolder]: 233/652 cut-off events. [2023-08-31 21:57:18,228 INFO L131 PetriNetUnfolder]: For 112/112 co-relation queries the response was YES. [2023-08-31 21:57:18,229 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1390 conditions, 652 events. 233/652 cut-off events. For 112/112 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 3152 event pairs, 70 based on Foata normal form. 24/638 useless extension candidates. Maximal degree in co-relation 1383. Up to 239 conditions per place. [2023-08-31 21:57:18,231 INFO L137 encePairwiseOnDemand]: 348/356 looper letters, 26 selfloop transitions, 8 changer transitions 1/54 dead transitions. [2023-08-31 21:57:18,231 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 54 transitions, 239 flow [2023-08-31 21:57:18,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:57:18,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:57:18,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 581 transitions. [2023-08-31 21:57:18,233 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5440074906367042 [2023-08-31 21:57:18,233 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 581 transitions. [2023-08-31 21:57:18,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 581 transitions. [2023-08-31 21:57:18,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:18,234 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 581 transitions. [2023-08-31 21:57:18,235 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 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) [2023-08-31 21:57:18,237 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:18,238 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:18,238 INFO L175 Difference]: Start difference. First operand has 54 places, 66 transitions, 267 flow. Second operand 3 states and 581 transitions. [2023-08-31 21:57:18,238 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 54 transitions, 239 flow [2023-08-31 21:57:18,240 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 54 transitions, 209 flow, removed 11 selfloop flow, removed 4 redundant places. [2023-08-31 21:57:18,241 INFO L231 Difference]: Finished difference. Result has 47 places, 45 transitions, 135 flow [2023-08-31 21:57:18,241 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=356, PETRI_DIFFERENCE_MINUEND_FLOW=119, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=135, PETRI_PLACES=47, PETRI_TRANSITIONS=45} [2023-08-31 21:57:18,242 INFO L281 CegarLoopForPetriNet]: 60 programPoint places, -13 predicate places. [2023-08-31 21:57:18,242 INFO L495 AbstractCegarLoop]: Abstraction has has 47 places, 45 transitions, 135 flow [2023-08-31 21:57:18,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 184.0) internal successors, (552), 3 states have internal predecessors, (552), 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) [2023-08-31 21:57:18,243 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:18,243 INFO L208 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] [2023-08-31 21:57:18,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-31 21:57:18,243 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread2Err5ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2023-08-31 21:57:18,244 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:18,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1332306628, now seen corresponding path program 1 times [2023-08-31 21:57:18,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:18,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714653336] [2023-08-31 21:57:18,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:18,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:18,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:57:18,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:18,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714653336] [2023-08-31 21:57:18,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714653336] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:18,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:18,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:57:18,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229669497] [2023-08-31 21:57:18,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:18,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:57:18,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:18,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:57:18,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:57:18,300 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 356 [2023-08-31 21:57:18,301 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 45 transitions, 135 flow. Second operand has 3 states, 3 states have (on average 183.33333333333334) internal successors, (550), 3 states have internal predecessors, (550), 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) [2023-08-31 21:57:18,301 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:18,302 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 356 [2023-08-31 21:57:18,302 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:18,378 INFO L130 PetriNetUnfolder]: 209/565 cut-off events. [2023-08-31 21:57:18,379 INFO L131 PetriNetUnfolder]: For 72/72 co-relation queries the response was YES. [2023-08-31 21:57:18,379 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1159 conditions, 565 events. 209/565 cut-off events. For 72/72 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 2650 event pairs, 148 based on Foata normal form. 0/552 useless extension candidates. Maximal degree in co-relation 1153. Up to 344 conditions per place. [2023-08-31 21:57:18,381 INFO L137 encePairwiseOnDemand]: 353/356 looper letters, 26 selfloop transitions, 2 changer transitions 0/48 dead transitions. [2023-08-31 21:57:18,381 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 48 transitions, 198 flow [2023-08-31 21:57:18,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:57:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:57:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 565 transitions. [2023-08-31 21:57:18,383 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5290262172284644 [2023-08-31 21:57:18,383 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 565 transitions. [2023-08-31 21:57:18,383 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 565 transitions. [2023-08-31 21:57:18,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:18,384 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 565 transitions. [2023-08-31 21:57:18,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 188.33333333333334) internal successors, (565), 3 states have internal predecessors, (565), 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) [2023-08-31 21:57:18,387 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:18,388 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:18,388 INFO L175 Difference]: Start difference. First operand has 47 places, 45 transitions, 135 flow. Second operand 3 states and 565 transitions. [2023-08-31 21:57:18,388 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 48 transitions, 198 flow [2023-08-31 21:57:18,389 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 48 transitions, 190 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-31 21:57:18,389 INFO L231 Difference]: Finished difference. Result has 47 places, 44 transitions, 129 flow [2023-08-31 21:57:18,390 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=356, PETRI_DIFFERENCE_MINUEND_FLOW=125, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=129, PETRI_PLACES=47, PETRI_TRANSITIONS=44} [2023-08-31 21:57:18,390 INFO L281 CegarLoopForPetriNet]: 60 programPoint places, -13 predicate places. [2023-08-31 21:57:18,390 INFO L495 AbstractCegarLoop]: Abstraction has has 47 places, 44 transitions, 129 flow [2023-08-31 21:57:18,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 183.33333333333334) internal successors, (550), 3 states have internal predecessors, (550), 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) [2023-08-31 21:57:18,391 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 21:57:18,391 INFO L208 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] [2023-08-31 21:57:18,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-31 21:57:18,392 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread2Err5ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2023-08-31 21:57:18,392 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 21:57:18,392 INFO L85 PathProgramCache]: Analyzing trace with hash 134409105, now seen corresponding path program 1 times [2023-08-31 21:57:18,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 21:57:18,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194173778] [2023-08-31 21:57:18,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 21:57:18,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 21:57:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 21:57:18,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 21:57:18,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 21:57:18,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194173778] [2023-08-31 21:57:18,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194173778] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 21:57:18,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 21:57:18,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 21:57:18,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119027190] [2023-08-31 21:57:18,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 21:57:18,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 21:57:18,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 21:57:18,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 21:57:18,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 21:57:18,452 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 356 [2023-08-31 21:57:18,453 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 44 transitions, 129 flow. Second operand has 3 states, 3 states have (on average 186.66666666666666) internal successors, (560), 3 states have internal predecessors, (560), 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) [2023-08-31 21:57:18,453 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 21:57:18,453 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 356 [2023-08-31 21:57:18,454 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 21:57:18,528 INFO L130 PetriNetUnfolder]: 285/672 cut-off events. [2023-08-31 21:57:18,528 INFO L131 PetriNetUnfolder]: For 99/99 co-relation queries the response was YES. [2023-08-31 21:57:18,529 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1404 conditions, 672 events. 285/672 cut-off events. For 99/99 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 2953 event pairs, 215 based on Foata normal form. 0/665 useless extension candidates. Maximal degree in co-relation 1397. Up to 499 conditions per place. [2023-08-31 21:57:18,530 INFO L137 encePairwiseOnDemand]: 353/356 looper letters, 0 selfloop transitions, 0 changer transitions 47/47 dead transitions. [2023-08-31 21:57:18,530 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 47 transitions, 206 flow [2023-08-31 21:57:18,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 21:57:18,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 21:57:18,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 573 transitions. [2023-08-31 21:57:18,532 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5365168539325843 [2023-08-31 21:57:18,532 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 573 transitions. [2023-08-31 21:57:18,533 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 573 transitions. [2023-08-31 21:57:18,533 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 21:57:18,533 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 573 transitions. [2023-08-31 21:57:18,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 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) [2023-08-31 21:57:18,536 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:18,536 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 356.0) internal successors, (1424), 4 states have internal predecessors, (1424), 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) [2023-08-31 21:57:18,536 INFO L175 Difference]: Start difference. First operand has 47 places, 44 transitions, 129 flow. Second operand 3 states and 573 transitions. [2023-08-31 21:57:18,536 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 47 transitions, 206 flow [2023-08-31 21:57:18,537 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 47 transitions, 202 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-31 21:57:18,538 INFO L231 Difference]: Finished difference. Result has 46 places, 0 transitions, 0 flow [2023-08-31 21:57:18,538 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=356, PETRI_DIFFERENCE_MINUEND_FLOW=123, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=46, PETRI_TRANSITIONS=0} [2023-08-31 21:57:18,538 INFO L281 CegarLoopForPetriNet]: 60 programPoint places, -14 predicate places. [2023-08-31 21:57:18,539 INFO L495 AbstractCegarLoop]: Abstraction has has 46 places, 0 transitions, 0 flow [2023-08-31 21:57:18,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 186.66666666666666) internal successors, (560), 3 states have internal predecessors, (560), 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) [2023-08-31 21:57:18,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (29 of 30 remaining) [2023-08-31 21:57:18,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (28 of 30 remaining) [2023-08-31 21:57:18,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (27 of 30 remaining) [2023-08-31 21:57:18,542 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (26 of 30 remaining) [2023-08-31 21:57:18,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (25 of 30 remaining) [2023-08-31 21:57:18,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (24 of 30 remaining) [2023-08-31 21:57:18,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (23 of 30 remaining) [2023-08-31 21:57:18,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (22 of 30 remaining) [2023-08-31 21:57:18,543 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (21 of 30 remaining) [2023-08-31 21:57:18,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (20 of 30 remaining) [2023-08-31 21:57:18,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (19 of 30 remaining) [2023-08-31 21:57:18,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (18 of 30 remaining) [2023-08-31 21:57:18,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (17 of 30 remaining) [2023-08-31 21:57:18,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (16 of 30 remaining) [2023-08-31 21:57:18,544 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (15 of 30 remaining) [2023-08-31 21:57:18,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (14 of 30 remaining) [2023-08-31 21:57:18,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (13 of 30 remaining) [2023-08-31 21:57:18,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 30 remaining) [2023-08-31 21:57:18,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 30 remaining) [2023-08-31 21:57:18,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (10 of 30 remaining) [2023-08-31 21:57:18,545 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (9 of 30 remaining) [2023-08-31 21:57:18,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (8 of 30 remaining) [2023-08-31 21:57:18,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (7 of 30 remaining) [2023-08-31 21:57:18,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (6 of 30 remaining) [2023-08-31 21:57:18,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (5 of 30 remaining) [2023-08-31 21:57:18,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (4 of 30 remaining) [2023-08-31 21:57:18,546 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (3 of 30 remaining) [2023-08-31 21:57:18,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (2 of 30 remaining) [2023-08-31 21:57:18,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (1 of 30 remaining) [2023-08-31 21:57:18,547 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (0 of 30 remaining) [2023-08-31 21:57:18,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-31 21:57:18,548 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-08-31 21:57:18,552 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-31 21:57:18,552 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-31 21:57:18,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.08 09:57:18 BasicIcfg [2023-08-31 21:57:18,555 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-31 21:57:18,555 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-31 21:57:18,556 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-31 21:57:18,556 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-31 21:57:18,556 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 09:57:10" (3/4) ... [2023-08-31 21:57:18,558 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-31 21:57:18,563 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-31 21:57:18,563 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-31 21:57:18,566 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-08-31 21:57:18,567 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-08-31 21:57:18,567 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-31 21:57:18,567 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-31 21:57:18,595 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-31 21:57:18,595 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-31 21:57:18,595 INFO L158 Benchmark]: Toolchain (without parser) took 8989.30ms. Allocated memory was 67.1MB in the beginning and 144.7MB in the end (delta: 77.6MB). Free memory was 41.9MB in the beginning and 47.7MB in the end (delta: -5.8MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. [2023-08-31 21:57:18,596 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 21:57:18,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 614.42ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 41.7MB in the beginning and 55.8MB in the end (delta: -14.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-08-31 21:57:18,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.44ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 53.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 21:57:18,596 INFO L158 Benchmark]: Boogie Preprocessor took 53.35ms. Allocated memory is still 92.3MB. Free memory was 53.4MB in the beginning and 51.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 21:57:18,597 INFO L158 Benchmark]: RCFGBuilder took 533.48ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 60.3MB in the end (delta: -9.0MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-08-31 21:57:18,597 INFO L158 Benchmark]: TraceAbstraction took 7669.56ms. Allocated memory was 92.3MB in the beginning and 144.7MB in the end (delta: 52.4MB). Free memory was 59.8MB in the beginning and 50.8MB in the end (delta: 9.0MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2023-08-31 21:57:18,597 INFO L158 Benchmark]: Witness Printer took 39.47ms. Allocated memory is still 144.7MB. Free memory was 50.8MB in the beginning and 47.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-31 21:57:18,599 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 614.42ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 41.7MB in the beginning and 55.8MB in the end (delta: -14.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.44ms. Allocated memory is still 92.3MB. Free memory was 55.8MB in the beginning and 53.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.35ms. Allocated memory is still 92.3MB. Free memory was 53.4MB in the beginning and 51.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 533.48ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 60.3MB in the end (delta: -9.0MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * TraceAbstraction took 7669.56ms. Allocated memory was 92.3MB in the beginning and 144.7MB in the end (delta: 52.4MB). Free memory was 59.8MB in the beginning and 50.8MB in the end (delta: 9.0MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * Witness Printer took 39.47ms. Allocated memory is still 144.7MB. Free memory was 50.8MB in the beginning and 47.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5.4s, 185 PlacesBefore, 60 PlacesAfterwards, 186 TransitionsBefore, 59 TransitionsAfterwards, 7052 CoEnabledTransitionPairs, 7 FixpointIterations, 73 TrivialSequentialCompositions, 73 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 2 ChoiceCompositions, 155 TotalNumberOfCompositions, 20030 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 8937, independent: 8511, independent conditional: 0, independent unconditional: 8511, dependent: 426, dependent conditional: 0, dependent unconditional: 426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3666, independent: 3606, independent conditional: 0, independent unconditional: 3606, dependent: 60, dependent conditional: 0, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8937, independent: 4905, independent conditional: 0, independent unconditional: 4905, dependent: 366, dependent conditional: 0, dependent unconditional: 366, unknown: 3666, unknown conditional: 0, unknown unconditional: 3666] , Statistics on independence cache: Total cache size (in pairs): 374, Positive cache size: 344, Positive conditional cache size: 0, Positive unconditional cache size: 344, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 880]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 882]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 882]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 902]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 894]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 896]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 902]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 896]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 903]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 897]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 897]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 908]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 909]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 915]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 916]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 917]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 918]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 280 locations, 30 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: 7.5s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.6s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 288 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 125 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 45 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 485 IncrementalHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 45 mSolverCounterUnsat, 60 mSDtfsCounter, 485 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=267occurred in iteration=4, InterpolantAutomatonStates: 20, 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, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 132 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 17 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-31 21:57:18,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE