./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version efd9311c 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 /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.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 d21b75ab9211f19b3beb5c83d6d66f0a0906e2f271e4621d3ded70db8a63bb33 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 15:55:25,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 15:55:25,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 15:55:25,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 15:55:25,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 15:55:25,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 15:55:25,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 15:55:25,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 15:55:25,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 15:55:25,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 15:55:25,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 15:55:25,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 15:55:25,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 15:55:25,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 15:55:25,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 15:55:25,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 15:55:25,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 15:55:25,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 15:55:25,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 15:55:25,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 15:55:25,940 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 15:55:25,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 15:55:25,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 15:55:25,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 15:55:25,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 15:55:25,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 15:55:25,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 15:55:25,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 15:55:25,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 15:55:25,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 15:55:25,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 15:55:25,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 15:55:25,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 15:55:25,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 15:55:25,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 15:55:25,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 15:55:25,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 15:55:25,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 15:55:25,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 15:55:25,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 15:55:25,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 15:55:25,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 15:55:25,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-04-18 15:55:25,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 15:55:25,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 15:55:25,974 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 15:55:25,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 15:55:25,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 15:55:25,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 15:55:25,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 15:55:25,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 15:55:25,976 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 15:55:25,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 15:55:25,976 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 15:55:25,976 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 15:55:25,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 15:55:25,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 15:55:25,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 15:55:25,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 15:55:25,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 15:55:25,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 15:55:25,977 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 15:55:25,977 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 15:55:25,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 15:55:25,978 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 15:55:25,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 15:55:25,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 15:55:25,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 15:55:25,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 15:55:25,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 15:55:25,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 15:55:25,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 15:55:25,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 15:55:25,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-18 15:55:25,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 15:55:25,979 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 15:55:25,979 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-04-18 15:55:25,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 15:55:25,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d21b75ab9211f19b3beb5c83d6d66f0a0906e2f271e4621d3ded70db8a63bb33 [2022-04-18 15:55:26,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 15:55:26,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 15:55:26,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 15:55:26,159 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 15:55:26,160 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 15:55:26,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.i [2022-04-18 15:55:26,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4b95821/e66d68d6149a4ff8ae24785436990b3d/FLAG331408869 [2022-04-18 15:55:26,643 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 15:55:26,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.i [2022-04-18 15:55:26,658 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4b95821/e66d68d6149a4ff8ae24785436990b3d/FLAG331408869 [2022-04-18 15:55:27,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4b95821/e66d68d6149a4ff8ae24785436990b3d [2022-04-18 15:55:27,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 15:55:27,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 15:55:27,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 15:55:27,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 15:55:27,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 15:55:27,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2b5dac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27, skipping insertion in model container [2022-04-18 15:55:27,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 15:55:27,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 15:55:27,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.i[30728,30741] [2022-04-18 15:55:27,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 15:55:27,323 INFO L203 MainTranslator]: Completed pre-run [2022-04-18 15:55:27,355 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/06_ticket.i[30728,30741] [2022-04-18 15:55:27,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 15:55:27,377 INFO L208 MainTranslator]: Completed translation [2022-04-18 15:55:27,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27 WrapperNode [2022-04-18 15:55:27,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 15:55:27,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-04-18 15:55:27,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-04-18 15:55:27,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-04-18 15:55:27,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,416 INFO L137 Inliner]: procedures = 172, calls = 16, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 102 [2022-04-18 15:55:27,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-04-18 15:55:27,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-18 15:55:27,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-18 15:55:27,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-18 15:55:27,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-18 15:55:27,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-18 15:55:27,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-18 15:55:27,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-18 15:55:27,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (1/1) ... [2022-04-18 15:55:27,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 15:55:27,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-18 15:55:27,462 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) [2022-04-18 15:55:27,503 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 [2022-04-18 15:55:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-04-18 15:55:27,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-04-18 15:55:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-18 15:55:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-04-18 15:55:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-18 15:55:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-18 15:55:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-18 15:55:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-18 15:55:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-04-18 15:55:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-18 15:55:27,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-18 15:55:27,522 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-04-18 15:55:27,628 INFO L234 CfgBuilder]: Building ICFG [2022-04-18 15:55:27,630 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-18 15:55:29,988 INFO L275 CfgBuilder]: Performing block encoding [2022-04-18 15:55:30,034 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-18 15:55:30,035 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-04-18 15:55:30,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 03:55:30 BoogieIcfgContainer [2022-04-18 15:55:30,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-18 15:55:30,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-18 15:55:30,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-18 15:55:30,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-18 15:55:30,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 03:55:27" (1/3) ... [2022-04-18 15:55:30,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58c2631c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 03:55:30, skipping insertion in model container [2022-04-18 15:55:30,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:55:27" (2/3) ... [2022-04-18 15:55:30,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58c2631c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 03:55:30, skipping insertion in model container [2022-04-18 15:55:30,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 03:55:30" (3/3) ... [2022-04-18 15:55:30,043 INFO L111 eAbstractionObserver]: Analyzing ICFG 06_ticket.i [2022-04-18 15:55:30,046 WARN L147 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-04-18 15:55:30,046 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-18 15:55:30,046 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2022-04-18 15:55:30,046 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-04-18 15:55:30,079 INFO L135 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-04-18 15:55:30,116 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-18 15:55:30,121 INFO L340 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 [2022-04-18 15:55:30,122 INFO L341 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2022-04-18 15:55:30,147 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 109 places, 113 transitions, 231 flow [2022-04-18 15:55:30,195 INFO L129 PetriNetUnfolder]: 8/124 cut-off events. [2022-04-18 15:55:30,195 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-04-18 15:55:30,199 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 124 events. 8/124 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 130 event pairs, 0 based on Foata normal form. 0/101 useless extension candidates. Maximal degree in co-relation 95. Up to 4 conditions per place. [2022-04-18 15:55:30,200 INFO L82 GeneralOperation]: Start removeDead. Operand has 109 places, 113 transitions, 231 flow [2022-04-18 15:55:30,203 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 109 places, 113 transitions, 231 flow [2022-04-18 15:55:30,210 INFO L129 PetriNetUnfolder]: 2/47 cut-off events. [2022-04-18 15:55:30,210 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-04-18 15:55:30,210 INFO L247 CegarLoopForPetriNet]: Found error trace [2022-04-18 15:55:30,211 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 15:55:30,212 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-04-18 15:55:30,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 15:55:30,219 INFO L85 PathProgramCache]: Analyzing trace with hash 135664284, now seen corresponding path program 1 times [2022-04-18 15:55:30,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 15:55:30,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647860397] [2022-04-18 15:55:30,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 15:55:30,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 15:55:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-18 15:55:30,321 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-18 15:55:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-18 15:55:30,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-18 15:55:30,373 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-04-18 15:55:30,374 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 27 remaining) [2022-04-18 15:55:30,377 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (25 of 27 remaining) [2022-04-18 15:55:30,377 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (24 of 27 remaining) [2022-04-18 15:55:30,378 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (23 of 27 remaining) [2022-04-18 15:55:30,378 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (22 of 27 remaining) [2022-04-18 15:55:30,378 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (21 of 27 remaining) [2022-04-18 15:55:30,379 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (20 of 27 remaining) [2022-04-18 15:55:30,379 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (19 of 27 remaining) [2022-04-18 15:55:30,379 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (18 of 27 remaining) [2022-04-18 15:55:30,380 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (17 of 27 remaining) [2022-04-18 15:55:30,380 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (16 of 27 remaining) [2022-04-18 15:55:30,380 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 27 remaining) [2022-04-18 15:55:30,381 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 27 remaining) [2022-04-18 15:55:30,381 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (13 of 27 remaining) [2022-04-18 15:55:30,381 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 27 remaining) [2022-04-18 15:55:30,381 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (11 of 27 remaining) [2022-04-18 15:55:30,382 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (10 of 27 remaining) [2022-04-18 15:55:30,382 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 27 remaining) [2022-04-18 15:55:30,382 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (8 of 27 remaining) [2022-04-18 15:55:30,382 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (7 of 27 remaining) [2022-04-18 15:55:30,383 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 27 remaining) [2022-04-18 15:55:30,384 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (5 of 27 remaining) [2022-04-18 15:55:30,384 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (4 of 27 remaining) [2022-04-18 15:55:30,384 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (3 of 27 remaining) [2022-04-18 15:55:30,384 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (2 of 27 remaining) [2022-04-18 15:55:30,385 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (1 of 27 remaining) [2022-04-18 15:55:30,385 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (0 of 27 remaining) [2022-04-18 15:55:30,386 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-18 15:55:30,389 INFO L719 BasicCegarLoop]: Path program histogram: [1] [2022-04-18 15:55:30,390 WARN L232 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-04-18 15:55:30,391 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-04-18 15:55:30,414 INFO L135 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-04-18 15:55:30,417 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-18 15:55:30,418 INFO L340 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 [2022-04-18 15:55:30,419 INFO L341 AbstractCegarLoop]: Starting to check reachability of 40 error locations. [2022-04-18 15:55:30,422 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 188 places, 196 transitions, 404 flow [2022-04-18 15:55:30,484 INFO L129 PetriNetUnfolder]: 15/220 cut-off events. [2022-04-18 15:55:30,488 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-04-18 15:55:30,493 INFO L84 FinitePrefix]: Finished finitePrefix Result has 230 conditions, 220 events. 15/220 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 466 event pairs, 0 based on Foata normal form. 0/176 useless extension candidates. Maximal degree in co-relation 177. Up to 6 conditions per place. [2022-04-18 15:55:30,495 INFO L82 GeneralOperation]: Start removeDead. Operand has 188 places, 196 transitions, 404 flow [2022-04-18 15:55:30,498 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 188 places, 196 transitions, 404 flow [2022-04-18 15:55:30,505 INFO L129 PetriNetUnfolder]: 2/48 cut-off events. [2022-04-18 15:55:30,507 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-04-18 15:55:30,507 INFO L247 CegarLoopForPetriNet]: Found error trace [2022-04-18 15:55:30,507 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 15:55:30,508 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-04-18 15:55:30,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 15:55:30,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1591054874, now seen corresponding path program 1 times [2022-04-18 15:55:30,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 15:55:30,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614313754] [2022-04-18 15:55:30,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 15:55:30,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 15:55:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 15:55:30,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 15:55:30,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 15:55:30,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614313754] [2022-04-18 15:55:30,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614313754] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 15:55:30,606 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 15:55:30,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-04-18 15:55:30,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951211359] [2022-04-18 15:55:30,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 15:55:30,612 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 15:55:30,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 15:55:30,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 15:55:30,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 15:55:30,647 INFO L502 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 196 [2022-04-18 15:55:30,649 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 196 transitions, 404 flow. Second operand has 2 states, 2 states have (on average 171.0) internal successors, (342), 2 states have internal predecessors, (342), 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) [2022-04-18 15:55:30,649 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-04-18 15:55:30,649 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 196 [2022-04-18 15:55:30,650 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-04-18 15:55:32,684 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:55:34,872 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:55:34,899 INFO L129 PetriNetUnfolder]: 8/261 cut-off events. [2022-04-18 15:55:34,899 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2022-04-18 15:55:34,901 INFO L84 FinitePrefix]: Finished finitePrefix Result has 285 conditions, 261 events. 8/261 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 667 event pairs, 2 based on Foata normal form. 19/243 useless extension candidates. Maximal degree in co-relation 143. Up to 9 conditions per place. [2022-04-18 15:55:34,902 INFO L132 encePairwiseOnDemand]: 176/196 looper letters, 4 selfloop transitions, 0 changer transitions 0/169 dead transitions. [2022-04-18 15:55:34,902 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 169 transitions, 358 flow [2022-04-18 15:55:35,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 15:55:35,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-04-18 15:55:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 364 transitions. [2022-04-18 15:55:35,084 INFO L547 CegarLoopForPetriNet]: DFA transition density 0.9285714285714286 [2022-04-18 15:55:35,084 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 364 transitions. [2022-04-18 15:55:35,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 364 transitions. [2022-04-18 15:55:35,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-04-18 15:55:35,087 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 364 transitions. [2022-04-18 15:55:35,089 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 182.0) internal successors, (364), 2 states have internal predecessors, (364), 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) [2022-04-18 15:55:35,092 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 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) [2022-04-18 15:55:35,093 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 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) [2022-04-18 15:55:35,094 INFO L186 Difference]: Start difference. First operand has 188 places, 196 transitions, 404 flow. Second operand 2 states and 364 transitions. [2022-04-18 15:55:35,094 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 169 transitions, 358 flow [2022-04-18 15:55:35,117 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 169 transitions, 356 flow, removed 1 selfloop flow, removed 0 redundant places. [2022-04-18 15:55:35,120 INFO L242 Difference]: Finished difference. Result has 171 places, 169 transitions, 348 flow [2022-04-18 15:55:35,121 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=196, PETRI_DIFFERENCE_MINUEND_FLOW=348, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=348, PETRI_PLACES=171, PETRI_TRANSITIONS=169} [2022-04-18 15:55:35,123 INFO L335 CegarLoopForPetriNet]: 188 programPoint places, -17 predicate places. [2022-04-18 15:55:35,123 INFO L478 AbstractCegarLoop]: Abstraction has has 171 places, 169 transitions, 348 flow [2022-04-18 15:55:35,124 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 171.0) internal successors, (342), 2 states have internal predecessors, (342), 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) [2022-04-18 15:55:35,124 INFO L247 CegarLoopForPetriNet]: Found error trace [2022-04-18 15:55:35,124 INFO L255 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 15:55:35,124 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-18 15:55:35,124 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2022-04-18 15:55:35,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 15:55:35,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1052414496, now seen corresponding path program 1 times [2022-04-18 15:55:35,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 15:55:35,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851751639] [2022-04-18 15:55:35,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 15:55:35,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 15:55:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-18 15:55:35,140 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-18 15:55:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-18 15:55:35,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-18 15:55:35,151 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-04-18 15:55:35,152 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (39 of 40 remaining) [2022-04-18 15:55:35,152 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (38 of 40 remaining) [2022-04-18 15:55:35,152 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (37 of 40 remaining) [2022-04-18 15:55:35,152 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (36 of 40 remaining) [2022-04-18 15:55:35,152 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (35 of 40 remaining) [2022-04-18 15:55:35,153 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (34 of 40 remaining) [2022-04-18 15:55:35,153 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (33 of 40 remaining) [2022-04-18 15:55:35,153 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (32 of 40 remaining) [2022-04-18 15:55:35,153 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (31 of 40 remaining) [2022-04-18 15:55:35,153 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (30 of 40 remaining) [2022-04-18 15:55:35,153 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (29 of 40 remaining) [2022-04-18 15:55:35,154 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (28 of 40 remaining) [2022-04-18 15:55:35,154 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (27 of 40 remaining) [2022-04-18 15:55:35,154 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (26 of 40 remaining) [2022-04-18 15:55:35,154 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (25 of 40 remaining) [2022-04-18 15:55:35,154 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (24 of 40 remaining) [2022-04-18 15:55:35,154 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (23 of 40 remaining) [2022-04-18 15:55:35,155 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (22 of 40 remaining) [2022-04-18 15:55:35,155 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (21 of 40 remaining) [2022-04-18 15:55:35,155 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (20 of 40 remaining) [2022-04-18 15:55:35,155 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (19 of 40 remaining) [2022-04-18 15:55:35,155 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (18 of 40 remaining) [2022-04-18 15:55:35,155 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (17 of 40 remaining) [2022-04-18 15:55:35,156 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (16 of 40 remaining) [2022-04-18 15:55:35,156 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 40 remaining) [2022-04-18 15:55:35,156 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 40 remaining) [2022-04-18 15:55:35,156 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (13 of 40 remaining) [2022-04-18 15:55:35,156 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 40 remaining) [2022-04-18 15:55:35,156 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (11 of 40 remaining) [2022-04-18 15:55:35,157 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (10 of 40 remaining) [2022-04-18 15:55:35,157 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 40 remaining) [2022-04-18 15:55:35,157 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (8 of 40 remaining) [2022-04-18 15:55:35,157 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (7 of 40 remaining) [2022-04-18 15:55:35,157 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 40 remaining) [2022-04-18 15:55:35,157 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (5 of 40 remaining) [2022-04-18 15:55:35,158 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (4 of 40 remaining) [2022-04-18 15:55:35,158 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (3 of 40 remaining) [2022-04-18 15:55:35,158 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (2 of 40 remaining) [2022-04-18 15:55:35,158 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (1 of 40 remaining) [2022-04-18 15:55:35,158 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (0 of 40 remaining) [2022-04-18 15:55:35,159 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-18 15:55:35,159 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1] [2022-04-18 15:55:35,159 WARN L232 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-04-18 15:55:35,159 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-04-18 15:55:35,184 INFO L135 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-04-18 15:55:35,185 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-18 15:55:35,186 INFO L340 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 [2022-04-18 15:55:35,187 INFO L341 AbstractCegarLoop]: Starting to check reachability of 53 error locations. [2022-04-18 15:55:35,189 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 267 places, 279 transitions, 579 flow [2022-04-18 15:55:35,225 INFO L129 PetriNetUnfolder]: 22/316 cut-off events. [2022-04-18 15:55:35,225 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-04-18 15:55:35,228 INFO L84 FinitePrefix]: Finished finitePrefix Result has 332 conditions, 316 events. 22/316 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 941 event pairs, 0 based on Foata normal form. 0/251 useless extension candidates. Maximal degree in co-relation 259. Up to 8 conditions per place. [2022-04-18 15:55:35,228 INFO L82 GeneralOperation]: Start removeDead. Operand has 267 places, 279 transitions, 579 flow [2022-04-18 15:55:35,232 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 267 places, 279 transitions, 579 flow [2022-04-18 15:55:35,234 INFO L129 PetriNetUnfolder]: 2/49 cut-off events. [2022-04-18 15:55:35,234 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-04-18 15:55:35,234 INFO L247 CegarLoopForPetriNet]: Found error trace [2022-04-18 15:55:35,235 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 15:55:35,235 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2022-04-18 15:55:35,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 15:55:35,235 INFO L85 PathProgramCache]: Analyzing trace with hash -661715693, now seen corresponding path program 1 times [2022-04-18 15:55:35,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 15:55:35,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719939609] [2022-04-18 15:55:35,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 15:55:35,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 15:55:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 15:55:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 15:55:35,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 15:55:35,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719939609] [2022-04-18 15:55:35,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719939609] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 15:55:35,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 15:55:35,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-04-18 15:55:35,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527134875] [2022-04-18 15:55:35,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 15:55:35,256 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 15:55:35,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 15:55:35,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 15:55:35,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 15:55:35,258 INFO L502 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 279 [2022-04-18 15:55:35,259 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 267 places, 279 transitions, 579 flow. Second operand has 2 states, 2 states have (on average 242.0) internal successors, (484), 2 states have internal predecessors, (484), 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) [2022-04-18 15:55:35,259 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-04-18 15:55:35,259 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 279 [2022-04-18 15:55:35,259 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-04-18 15:55:37,279 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:55:37,510 INFO L129 PetriNetUnfolder]: 24/587 cut-off events. [2022-04-18 15:55:37,510 INFO L130 PetriNetUnfolder]: For 43/43 co-relation queries the response was YES. [2022-04-18 15:55:37,514 INFO L84 FinitePrefix]: Finished finitePrefix Result has 652 conditions, 587 events. 24/587 cut-off events. For 43/43 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2837 event pairs, 10 based on Foata normal form. 54/554 useless extension candidates. Maximal degree in co-relation 275. Up to 25 conditions per place. [2022-04-18 15:55:37,517 INFO L132 encePairwiseOnDemand]: 250/279 looper letters, 6 selfloop transitions, 0 changer transitions 0/242 dead transitions. [2022-04-18 15:55:37,517 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 244 places, 242 transitions, 517 flow [2022-04-18 15:55:37,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 15:55:37,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-04-18 15:55:37,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 517 transitions. [2022-04-18 15:55:37,520 INFO L547 CegarLoopForPetriNet]: DFA transition density 0.9265232974910395 [2022-04-18 15:55:37,520 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 517 transitions. [2022-04-18 15:55:37,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 517 transitions. [2022-04-18 15:55:37,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-04-18 15:55:37,520 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 517 transitions. [2022-04-18 15:55:37,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 258.5) internal successors, (517), 2 states have internal predecessors, (517), 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) [2022-04-18 15:55:37,523 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 279.0) internal successors, (837), 3 states have internal predecessors, (837), 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) [2022-04-18 15:55:37,523 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 279.0) internal successors, (837), 3 states have internal predecessors, (837), 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) [2022-04-18 15:55:37,524 INFO L186 Difference]: Start difference. First operand has 267 places, 279 transitions, 579 flow. Second operand 2 states and 517 transitions. [2022-04-18 15:55:37,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 244 places, 242 transitions, 517 flow [2022-04-18 15:55:37,525 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 244 places, 242 transitions, 511 flow, removed 3 selfloop flow, removed 0 redundant places. [2022-04-18 15:55:37,528 INFO L242 Difference]: Finished difference. Result has 244 places, 242 transitions, 499 flow [2022-04-18 15:55:37,528 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=279, PETRI_DIFFERENCE_MINUEND_FLOW=499, PETRI_DIFFERENCE_MINUEND_PLACES=243, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=242, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=499, PETRI_PLACES=244, PETRI_TRANSITIONS=242} [2022-04-18 15:55:37,529 INFO L335 CegarLoopForPetriNet]: 267 programPoint places, -23 predicate places. [2022-04-18 15:55:37,529 INFO L478 AbstractCegarLoop]: Abstraction has has 244 places, 242 transitions, 499 flow [2022-04-18 15:55:37,529 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 242.0) internal successors, (484), 2 states have internal predecessors, (484), 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) [2022-04-18 15:55:37,529 INFO L247 CegarLoopForPetriNet]: Found error trace [2022-04-18 15:55:37,530 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 15:55:37,530 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-18 15:55:37,530 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2022-04-18 15:55:37,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 15:55:37,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1887147770, now seen corresponding path program 1 times [2022-04-18 15:55:37,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 15:55:37,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235353336] [2022-04-18 15:55:37,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 15:55:37,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 15:55:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 15:55:37,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 15:55:37,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 15:55:37,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235353336] [2022-04-18 15:55:37,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235353336] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 15:55:37,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 15:55:37,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 15:55:37,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211373403] [2022-04-18 15:55:37,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 15:55:37,592 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 15:55:37,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 15:55:37,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 15:55:37,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 15:55:37,594 INFO L502 CegarLoopForPetriNet]: Number of universal loopers: 214 out of 279 [2022-04-18 15:55:37,595 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 242 transitions, 499 flow. Second operand has 3 states, 3 states have (on average 215.33333333333334) internal successors, (646), 3 states have internal predecessors, (646), 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) [2022-04-18 15:55:37,595 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-04-18 15:55:37,595 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 214 of 279 [2022-04-18 15:55:37,595 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-04-18 15:55:39,624 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:55:41,806 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:55:43,967 INFO L129 PetriNetUnfolder]: 3303/14842 cut-off events. [2022-04-18 15:55:43,968 INFO L130 PetriNetUnfolder]: For 397/397 co-relation queries the response was YES. [2022-04-18 15:55:44,101 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20062 conditions, 14842 events. 3303/14842 cut-off events. For 397/397 co-relation queries the response was YES. Maximal size of possible extension queue 306. Compared 162716 event pairs, 1123 based on Foata normal form. 0/12056 useless extension candidates. Maximal degree in co-relation 20056. Up to 3148 conditions per place. [2022-04-18 15:55:44,182 INFO L132 encePairwiseOnDemand]: 255/279 looper letters, 41 selfloop transitions, 18 changer transitions 0/268 dead transitions. [2022-04-18 15:55:44,183 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 268 transitions, 679 flow [2022-04-18 15:55:44,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 15:55:44,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-04-18 15:55:44,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 707 transitions. [2022-04-18 15:55:44,186 INFO L547 CegarLoopForPetriNet]: DFA transition density 0.8446833930704899 [2022-04-18 15:55:44,186 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 707 transitions. [2022-04-18 15:55:44,186 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 707 transitions. [2022-04-18 15:55:44,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-04-18 15:55:44,186 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 707 transitions. [2022-04-18 15:55:44,188 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 235.66666666666666) internal successors, (707), 3 states have internal predecessors, (707), 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) [2022-04-18 15:55:44,190 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 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) [2022-04-18 15:55:44,190 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 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) [2022-04-18 15:55:44,190 INFO L186 Difference]: Start difference. First operand has 244 places, 242 transitions, 499 flow. Second operand 3 states and 707 transitions. [2022-04-18 15:55:44,190 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 268 transitions, 679 flow [2022-04-18 15:55:44,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 268 transitions, 679 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-04-18 15:55:44,196 INFO L242 Difference]: Finished difference. Result has 248 places, 260 transitions, 655 flow [2022-04-18 15:55:44,196 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=279, PETRI_DIFFERENCE_MINUEND_FLOW=499, PETRI_DIFFERENCE_MINUEND_PLACES=244, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=242, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=655, PETRI_PLACES=248, PETRI_TRANSITIONS=260} [2022-04-18 15:55:44,198 INFO L335 CegarLoopForPetriNet]: 267 programPoint places, -19 predicate places. [2022-04-18 15:55:44,198 INFO L478 AbstractCegarLoop]: Abstraction has has 248 places, 260 transitions, 655 flow [2022-04-18 15:55:44,198 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 215.33333333333334) internal successors, (646), 3 states have internal predecessors, (646), 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) [2022-04-18 15:55:44,198 INFO L247 CegarLoopForPetriNet]: Found error trace [2022-04-18 15:55:44,199 INFO L255 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 15:55:44,199 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-04-18 15:55:44,199 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2022-04-18 15:55:44,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 15:55:44,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1479191141, now seen corresponding path program 1 times [2022-04-18 15:55:44,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 15:55:44,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215855122] [2022-04-18 15:55:44,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 15:55:44,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 15:55:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-18 15:55:44,230 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-18 15:55:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-18 15:55:44,252 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-18 15:55:44,252 INFO L618 BasicCegarLoop]: Counterexample is feasible [2022-04-18 15:55:44,252 INFO L788 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 53 remaining) [2022-04-18 15:55:44,253 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (51 of 53 remaining) [2022-04-18 15:55:44,253 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (50 of 53 remaining) [2022-04-18 15:55:44,253 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (49 of 53 remaining) [2022-04-18 15:55:44,253 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (48 of 53 remaining) [2022-04-18 15:55:44,253 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (47 of 53 remaining) [2022-04-18 15:55:44,253 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (46 of 53 remaining) [2022-04-18 15:55:44,254 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (45 of 53 remaining) [2022-04-18 15:55:44,254 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (44 of 53 remaining) [2022-04-18 15:55:44,254 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (43 of 53 remaining) [2022-04-18 15:55:44,254 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (42 of 53 remaining) [2022-04-18 15:55:44,254 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (41 of 53 remaining) [2022-04-18 15:55:44,254 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (40 of 53 remaining) [2022-04-18 15:55:44,254 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (39 of 53 remaining) [2022-04-18 15:55:44,255 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (38 of 53 remaining) [2022-04-18 15:55:44,255 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (37 of 53 remaining) [2022-04-18 15:55:44,255 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (36 of 53 remaining) [2022-04-18 15:55:44,255 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (35 of 53 remaining) [2022-04-18 15:55:44,255 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (34 of 53 remaining) [2022-04-18 15:55:44,255 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (33 of 53 remaining) [2022-04-18 15:55:44,255 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (32 of 53 remaining) [2022-04-18 15:55:44,256 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (31 of 53 remaining) [2022-04-18 15:55:44,257 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (30 of 53 remaining) [2022-04-18 15:55:44,257 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (29 of 53 remaining) [2022-04-18 15:55:44,258 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (28 of 53 remaining) [2022-04-18 15:55:44,258 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (27 of 53 remaining) [2022-04-18 15:55:44,258 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (26 of 53 remaining) [2022-04-18 15:55:44,258 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (25 of 53 remaining) [2022-04-18 15:55:44,259 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (24 of 53 remaining) [2022-04-18 15:55:44,259 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (23 of 53 remaining) [2022-04-18 15:55:44,259 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (22 of 53 remaining) [2022-04-18 15:55:44,259 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (21 of 53 remaining) [2022-04-18 15:55:44,260 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (20 of 53 remaining) [2022-04-18 15:55:44,261 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (19 of 53 remaining) [2022-04-18 15:55:44,261 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (18 of 53 remaining) [2022-04-18 15:55:44,261 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (17 of 53 remaining) [2022-04-18 15:55:44,262 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (16 of 53 remaining) [2022-04-18 15:55:44,262 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 53 remaining) [2022-04-18 15:55:44,262 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 53 remaining) [2022-04-18 15:55:44,262 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (13 of 53 remaining) [2022-04-18 15:55:44,262 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 53 remaining) [2022-04-18 15:55:44,262 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (11 of 53 remaining) [2022-04-18 15:55:44,262 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (10 of 53 remaining) [2022-04-18 15:55:44,263 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 53 remaining) [2022-04-18 15:55:44,263 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (8 of 53 remaining) [2022-04-18 15:55:44,263 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (7 of 53 remaining) [2022-04-18 15:55:44,263 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 53 remaining) [2022-04-18 15:55:44,263 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (5 of 53 remaining) [2022-04-18 15:55:44,263 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (4 of 53 remaining) [2022-04-18 15:55:44,263 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (3 of 53 remaining) [2022-04-18 15:55:44,263 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (2 of 53 remaining) [2022-04-18 15:55:44,264 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (1 of 53 remaining) [2022-04-18 15:55:44,264 INFO L788 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (0 of 53 remaining) [2022-04-18 15:55:44,264 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-18 15:55:44,265 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-04-18 15:55:44,265 WARN L232 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2022-04-18 15:55:44,265 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2022-04-18 15:55:44,308 INFO L135 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-04-18 15:55:44,310 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-18 15:55:44,310 INFO L340 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 [2022-04-18 15:55:44,310 INFO L341 AbstractCegarLoop]: Starting to check reachability of 66 error locations. [2022-04-18 15:55:44,312 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 346 places, 362 transitions, 756 flow [2022-04-18 15:55:44,397 INFO L129 PetriNetUnfolder]: 29/412 cut-off events. [2022-04-18 15:55:44,397 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2022-04-18 15:55:44,403 INFO L84 FinitePrefix]: Finished finitePrefix Result has 435 conditions, 412 events. 29/412 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1455 event pairs, 0 based on Foata normal form. 0/326 useless extension candidates. Maximal degree in co-relation 341. Up to 10 conditions per place. [2022-04-18 15:55:44,403 INFO L82 GeneralOperation]: Start removeDead. Operand has 346 places, 362 transitions, 756 flow [2022-04-18 15:55:44,408 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 346 places, 362 transitions, 756 flow [2022-04-18 15:55:44,410 INFO L129 PetriNetUnfolder]: 2/50 cut-off events. [2022-04-18 15:55:44,410 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-04-18 15:55:44,410 INFO L247 CegarLoopForPetriNet]: Found error trace [2022-04-18 15:55:44,410 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 15:55:44,410 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 62 more)] === [2022-04-18 15:55:44,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 15:55:44,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1062304692, now seen corresponding path program 1 times [2022-04-18 15:55:44,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 15:55:44,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050665178] [2022-04-18 15:55:44,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 15:55:44,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 15:55:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 15:55:44,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 15:55:44,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 15:55:44,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050665178] [2022-04-18 15:55:44,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050665178] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 15:55:44,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 15:55:44,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-04-18 15:55:44,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553618957] [2022-04-18 15:55:44,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 15:55:44,427 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 15:55:44,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 15:55:44,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 15:55:44,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 15:55:44,428 INFO L502 CegarLoopForPetriNet]: Number of universal loopers: 312 out of 362 [2022-04-18 15:55:44,429 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 346 places, 362 transitions, 756 flow. Second operand has 2 states, 2 states have (on average 313.0) internal successors, (626), 2 states have internal predecessors, (626), 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) [2022-04-18 15:55:44,429 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-04-18 15:55:44,429 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 312 of 362 [2022-04-18 15:55:44,429 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-04-18 15:55:46,447 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:55:46,787 INFO L129 PetriNetUnfolder]: 64/1247 cut-off events. [2022-04-18 15:55:46,787 INFO L130 PetriNetUnfolder]: For 159/159 co-relation queries the response was YES. [2022-04-18 15:55:46,805 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1413 conditions, 1247 events. 64/1247 cut-off events. For 159/159 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 8488 event pairs, 34 based on Foata normal form. 147/1207 useless extension candidates. Maximal degree in co-relation 644. Up to 65 conditions per place. [2022-04-18 15:55:46,842 INFO L132 encePairwiseOnDemand]: 324/362 looper letters, 8 selfloop transitions, 0 changer transitions 0/315 dead transitions. [2022-04-18 15:55:46,842 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 315 transitions, 678 flow [2022-04-18 15:55:46,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 15:55:46,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-04-18 15:55:46,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 670 transitions. [2022-04-18 15:55:46,844 INFO L547 CegarLoopForPetriNet]: DFA transition density 0.925414364640884 [2022-04-18 15:55:46,844 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 670 transitions. [2022-04-18 15:55:46,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 670 transitions. [2022-04-18 15:55:46,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-04-18 15:55:46,845 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 670 transitions. [2022-04-18 15:55:46,846 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 335.0) internal successors, (670), 2 states have internal predecessors, (670), 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) [2022-04-18 15:55:46,847 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2022-04-18 15:55:46,848 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 362.0) internal successors, (1086), 3 states have internal predecessors, (1086), 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) [2022-04-18 15:55:46,848 INFO L186 Difference]: Start difference. First operand has 346 places, 362 transitions, 756 flow. Second operand 2 states and 670 transitions. [2022-04-18 15:55:46,848 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 315 transitions, 678 flow [2022-04-18 15:55:46,851 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 317 places, 315 transitions, 666 flow, removed 6 selfloop flow, removed 0 redundant places. [2022-04-18 15:55:46,853 INFO L242 Difference]: Finished difference. Result has 317 places, 315 transitions, 650 flow [2022-04-18 15:55:46,854 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=650, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=650, PETRI_PLACES=317, PETRI_TRANSITIONS=315} [2022-04-18 15:55:46,855 INFO L335 CegarLoopForPetriNet]: 346 programPoint places, -29 predicate places. [2022-04-18 15:55:46,855 INFO L478 AbstractCegarLoop]: Abstraction has has 317 places, 315 transitions, 650 flow [2022-04-18 15:55:46,855 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 313.0) internal successors, (626), 2 states have internal predecessors, (626), 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) [2022-04-18 15:55:46,856 INFO L247 CegarLoopForPetriNet]: Found error trace [2022-04-18 15:55:46,856 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 15:55:46,856 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-18 15:55:46,856 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 62 more)] === [2022-04-18 15:55:46,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 15:55:46,856 INFO L85 PathProgramCache]: Analyzing trace with hash 705458438, now seen corresponding path program 1 times [2022-04-18 15:55:46,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 15:55:46,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391300223] [2022-04-18 15:55:46,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 15:55:46,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 15:55:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 15:55:46,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 15:55:46,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 15:55:46,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391300223] [2022-04-18 15:55:46,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391300223] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 15:55:46,899 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 15:55:46,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 15:55:46,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518128314] [2022-04-18 15:55:46,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 15:55:46,900 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 15:55:46,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 15:55:46,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 15:55:46,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 15:55:46,902 INFO L502 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 362 [2022-04-18 15:55:46,903 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 317 places, 315 transitions, 650 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2022-04-18 15:55:46,904 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-04-18 15:55:46,904 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 362 [2022-04-18 15:55:46,904 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-04-18 15:55:48,936 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:55:51,129 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:55:53,313 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:56:30,442 INFO L129 PetriNetUnfolder]: 76362/273483 cut-off events. [2022-04-18 15:56:30,444 INFO L130 PetriNetUnfolder]: For 6244/6244 co-relation queries the response was YES. [2022-04-18 15:56:33,942 INFO L84 FinitePrefix]: Finished finitePrefix Result has 381782 conditions, 273483 events. 76362/273483 cut-off events. For 6244/6244 co-relation queries the response was YES. Maximal size of possible extension queue 4675. Compared 4436766 event pairs, 25323 based on Foata normal form. 0/219539 useless extension candidates. Maximal degree in co-relation 381775. Up to 65671 conditions per place. [2022-04-18 15:56:36,104 INFO L132 encePairwiseOnDemand]: 330/362 looper letters, 55 selfloop transitions, 24 changer transitions 0/350 dead transitions. [2022-04-18 15:56:36,105 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 350 transitions, 893 flow [2022-04-18 15:56:36,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 15:56:36,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-04-18 15:56:36,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 915 transitions. [2022-04-18 15:56:36,107 INFO L547 CegarLoopForPetriNet]: DFA transition density 0.8425414364640884 [2022-04-18 15:56:36,108 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 915 transitions. [2022-04-18 15:56:36,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 915 transitions. [2022-04-18 15:56:36,108 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-04-18 15:56:36,108 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 915 transitions. [2022-04-18 15:56:36,110 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 305.0) internal successors, (915), 3 states have internal predecessors, (915), 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) [2022-04-18 15:56:36,112 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 362.0) internal successors, (1448), 4 states have internal predecessors, (1448), 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) [2022-04-18 15:56:36,112 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 362.0) internal successors, (1448), 4 states have internal predecessors, (1448), 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) [2022-04-18 15:56:36,112 INFO L186 Difference]: Start difference. First operand has 317 places, 315 transitions, 650 flow. Second operand 3 states and 915 transitions. [2022-04-18 15:56:36,112 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 350 transitions, 893 flow [2022-04-18 15:56:36,116 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 350 transitions, 893 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-04-18 15:56:36,119 INFO L242 Difference]: Finished difference. Result has 321 places, 339 transitions, 858 flow [2022-04-18 15:56:36,120 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=362, PETRI_DIFFERENCE_MINUEND_FLOW=650, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=858, PETRI_PLACES=321, PETRI_TRANSITIONS=339} [2022-04-18 15:56:36,120 INFO L335 CegarLoopForPetriNet]: 346 programPoint places, -25 predicate places. [2022-04-18 15:56:36,120 INFO L478 AbstractCegarLoop]: Abstraction has has 321 places, 339 transitions, 858 flow [2022-04-18 15:56:36,121 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2022-04-18 15:56:36,121 INFO L247 CegarLoopForPetriNet]: Found error trace [2022-04-18 15:56:36,121 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 15:56:36,121 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-18 15:56:36,122 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 62 more)] === [2022-04-18 15:56:36,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 15:56:36,122 INFO L85 PathProgramCache]: Analyzing trace with hash 2135339906, now seen corresponding path program 1 times [2022-04-18 15:56:36,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 15:56:36,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229765560] [2022-04-18 15:56:36,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 15:56:36,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 15:56:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 15:56:36,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 15:56:36,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 15:56:36,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229765560] [2022-04-18 15:56:36,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229765560] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 15:56:36,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 15:56:36,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 15:56:36,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023340104] [2022-04-18 15:56:36,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 15:56:36,146 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 15:56:36,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 15:56:36,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 15:56:36,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 15:56:36,147 INFO L502 CegarLoopForPetriNet]: Number of universal loopers: 252 out of 362 [2022-04-18 15:56:36,148 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 339 transitions, 858 flow. Second operand has 3 states, 3 states have (on average 253.33333333333334) internal successors, (760), 3 states have internal predecessors, (760), 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) [2022-04-18 15:56:36,148 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-04-18 15:56:36,148 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 252 of 362 [2022-04-18 15:56:36,148 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-04-18 15:56:38,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:56:40,335 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:56:42,519 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:56:44,712 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:56:46,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:56:49,144 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-04-18 15:56:49,471 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 233#L695-6true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:49,472 INFO L384 tUnfolder$Statistics]: this new event has 70 ancestors and is not cut-off event [2022-04-18 15:56:49,472 INFO L387 tUnfolder$Statistics]: existing Event has 72 ancestors and is not cut-off event [2022-04-18 15:56:49,472 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is not cut-off event [2022-04-18 15:56:49,472 INFO L387 tUnfolder$Statistics]: existing Event has 70 ancestors and is not cut-off event [2022-04-18 15:56:50,092 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, thr1Thread1of4ForFork0InUse, 79#L726-6true, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:50,092 INFO L384 tUnfolder$Statistics]: this new event has 80 ancestors and is not cut-off event [2022-04-18 15:56:50,093 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is not cut-off event [2022-04-18 15:56:50,093 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is not cut-off event [2022-04-18 15:56:50,093 INFO L387 tUnfolder$Statistics]: existing Event has 80 ancestors and is not cut-off event [2022-04-18 15:56:50,168 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, thr1Thread1of4ForFork0InUse, 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:50,169 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is not cut-off event [2022-04-18 15:56:50,169 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2022-04-18 15:56:50,169 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2022-04-18 15:56:50,169 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is not cut-off event [2022-04-18 15:56:50,170 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 284#L726-1true, 275#L734-5true, 267#L726-7true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:50,170 INFO L384 tUnfolder$Statistics]: this new event has 81 ancestors and is not cut-off event [2022-04-18 15:56:50,170 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2022-04-18 15:56:50,170 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is not cut-off event [2022-04-18 15:56:50,170 INFO L387 tUnfolder$Statistics]: existing Event has 81 ancestors and is not cut-off event [2022-04-18 15:56:50,170 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 284#L726-1true, 275#L734-5true, 226#L727-1true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:50,170 INFO L384 tUnfolder$Statistics]: this new event has 84 ancestors and is cut-off event [2022-04-18 15:56:50,170 INFO L387 tUnfolder$Statistics]: existing Event has 86 ancestors and is cut-off event [2022-04-18 15:56:50,171 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2022-04-18 15:56:50,171 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is cut-off event [2022-04-18 15:56:50,210 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 197#L726-1true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:50,210 INFO L384 tUnfolder$Statistics]: this new event has 82 ancestors and is not cut-off event [2022-04-18 15:56:50,210 INFO L387 tUnfolder$Statistics]: existing Event has 84 ancestors and is not cut-off event [2022-04-18 15:56:50,211 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is not cut-off event [2022-04-18 15:56:50,211 INFO L387 tUnfolder$Statistics]: existing Event has 82 ancestors and is not cut-off event [2022-04-18 15:56:50,211 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 77#L726-2true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:50,211 INFO L384 tUnfolder$Statistics]: this new event has 83 ancestors and is cut-off event [2022-04-18 15:56:50,211 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2022-04-18 15:56:50,211 INFO L387 tUnfolder$Statistics]: existing Event has 83 ancestors and is cut-off event [2022-04-18 15:56:50,211 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2022-04-18 15:56:50,462 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 79#L726-6true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:50,463 INFO L384 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-04-18 15:56:50,463 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-04-18 15:56:50,463 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-04-18 15:56:50,463 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-04-18 15:56:50,511 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 79#L726-6true, 349#true, 276#L695-6true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:50,511 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-04-18 15:56:50,511 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-04-18 15:56:50,511 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:50,511 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-04-18 15:56:50,526 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [171#L727-2true, Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0NotInUse, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:50,526 INFO L384 tUnfolder$Statistics]: this new event has 85 ancestors and is cut-off event [2022-04-18 15:56:50,526 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2022-04-18 15:56:50,526 INFO L387 tUnfolder$Statistics]: existing Event has 85 ancestors and is cut-off event [2022-04-18 15:56:50,526 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-04-18 15:56:50,583 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:50,583 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-04-18 15:56:50,583 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-04-18 15:56:50,584 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-04-18 15:56:50,584 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-04-18 15:56:50,584 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 267#L726-7true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:50,584 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-04-18 15:56:50,585 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-04-18 15:56:50,585 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-04-18 15:56:50,585 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-04-18 15:56:50,756 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 79#L726-6true, 349#true, 276#L695-6true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:50,756 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,756 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,756 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,756 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,756 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 276#L695-6true, 349#true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:50,756 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,756 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,756 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,756 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:50,757 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 276#L695-6true, 349#true, 352#true, 275#L734-5true, 267#L726-7true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:50,757 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,757 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:50,757 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,757 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:50,906 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 276#L695-6true, 349#true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:50,906 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-04-18 15:56:50,906 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:50,907 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:50,907 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:50,907 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 276#L695-6true, 352#true, 275#L734-5true, 267#L726-7true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:50,907 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-04-18 15:56:50,907 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:50,907 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:50,907 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:50,921 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 284#L726-1true, 215#L728true, 275#L734-5true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:50,921 INFO L384 tUnfolder$Statistics]: this new event has 87 ancestors and is cut-off event [2022-04-18 15:56:50,921 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-04-18 15:56:50,921 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is cut-off event [2022-04-18 15:56:50,921 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is cut-off event [2022-04-18 15:56:50,968 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 79#L726-6true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:50,969 INFO L384 tUnfolder$Statistics]: this new event has 87 ancestors and is not cut-off event [2022-04-18 15:56:50,969 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-04-18 15:56:50,969 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is not cut-off event [2022-04-18 15:56:50,969 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-04-18 15:56:50,969 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-04-18 15:56:51,010 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [Black: 352#true, 314#L726-1true, 79#L726-6true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:51,010 INFO L384 tUnfolder$Statistics]: this new event has 87 ancestors and is not cut-off event [2022-04-18 15:56:51,010 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-04-18 15:56:51,010 INFO L387 tUnfolder$Statistics]: existing Event has 87 ancestors and is not cut-off event [2022-04-18 15:56:51,011 INFO L387 tUnfolder$Statistics]: existing Event has 89 ancestors and is not cut-off event [2022-04-18 15:56:51,102 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 259#L728-1true, thr1Thread4of4ForFork0NotInUse, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:51,103 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is cut-off event [2022-04-18 15:56:51,103 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-04-18 15:56:51,103 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is cut-off event [2022-04-18 15:56:51,103 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2022-04-18 15:56:51,152 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:51,152 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,152 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-04-18 15:56:51,152 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,153 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,153 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,153 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 267#L726-7true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:51,153 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,154 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,154 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,154 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,154 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-04-18 15:56:51,154 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, 226#L727-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:51,154 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-04-18 15:56:51,154 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:51,154 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-04-18 15:56:51,154 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-04-18 15:56:51,187 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, 226#L727-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:51,187 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-04-18 15:56:51,188 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-04-18 15:56:51,188 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:51,188 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-04-18 15:56:51,188 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-04-18 15:56:51,199 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [Black: 352#true, 314#L726-1true, 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:51,199 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,199 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,199 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,199 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-04-18 15:56:51,200 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [Black: 352#true, 314#L726-1true, 349#true, 275#L734-5true, 267#L726-7true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:51,200 INFO L384 tUnfolder$Statistics]: this new event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,200 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,200 INFO L387 tUnfolder$Statistics]: existing Event has 88 ancestors and is not cut-off event [2022-04-18 15:56:51,200 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is not cut-off event [2022-04-18 15:56:51,378 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:51,378 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-04-18 15:56:51,378 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:51,378 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:51,378 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:51,586 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [Black: 352#true, 314#L726-1true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, 226#L727-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:51,586 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2022-04-18 15:56:51,586 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:51,586 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-04-18 15:56:51,586 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2022-04-18 15:56:52,003 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [Black: 354#(= |#race~now_serving~0| 0), 79#L726-6true, 349#true, 352#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 221#L695-6true, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:52,003 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is not cut-off event [2022-04-18 15:56:52,003 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-04-18 15:56:52,003 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:52,003 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-04-18 15:56:52,004 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [Black: 354#(= |#race~now_serving~0| 0), 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 352#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:52,004 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,004 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,004 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,004 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,004 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 275#L734-5true, 267#L726-7true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:52,004 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,004 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,004 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,005 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,006 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,006 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,006 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,006 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,007 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,007 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,036 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, 233#L695-6true, 349#true, 275#L734-5true, 252#thr1Err6ASSERT_VIOLATIONDATA_RACEtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,036 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is not cut-off event [2022-04-18 15:56:52,036 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is not cut-off event [2022-04-18 15:56:52,036 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-04-18 15:56:52,037 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is not cut-off event [2022-04-18 15:56:52,053 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 284#L726-1true, 215#L728true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,053 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,053 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,053 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,053 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,066 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [Black: 352#true, 314#L726-1true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,066 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,066 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,067 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,067 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2022-04-18 15:56:52,245 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [Black: 354#(= |#race~now_serving~0| 0), 79#L726-6true, 349#true, 352#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:52,245 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is not cut-off event [2022-04-18 15:56:52,245 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2022-04-18 15:56:52,246 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2022-04-18 15:56:52,246 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2022-04-18 15:56:52,246 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [Black: 354#(= |#race~now_serving~0| 0), 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 352#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:52,246 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-04-18 15:56:52,246 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:52,246 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:52,246 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:52,246 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 275#L734-5true, 267#L726-7true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:52,247 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is cut-off event [2022-04-18 15:56:52,247 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:52,247 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:52,247 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is cut-off event [2022-04-18 15:56:52,291 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 259#L728-1true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,292 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-04-18 15:56:52,292 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-04-18 15:56:52,292 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:52,292 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:52,427 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, 284#L726-1true, thr1Thread4of4ForFork0NotInUse, 275#L734-5true, 163#L728-5true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:52,427 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is not cut-off event [2022-04-18 15:56:52,427 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is not cut-off event [2022-04-18 15:56:52,427 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2022-04-18 15:56:52,427 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is not cut-off event [2022-04-18 15:56:52,507 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 284#L726-1true, 215#L728true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,507 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,507 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,507 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,508 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,508 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,560 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [Black: 352#true, 314#L726-1true, 349#true, 275#L734-5true, 215#L728true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,560 INFO L384 tUnfolder$Statistics]: this new event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,561 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,561 INFO L387 tUnfolder$Statistics]: existing Event has 94 ancestors and is cut-off event [2022-04-18 15:56:52,561 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,688 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [185#L728-6true, Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:52,688 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is not cut-off event [2022-04-18 15:56:52,688 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:52,688 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is not cut-off event [2022-04-18 15:56:52,689 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is not cut-off event [2022-04-18 15:56:52,689 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 250#thr1Err10ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0NotInUse, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue]) [2022-04-18 15:56:52,689 INFO L384 tUnfolder$Statistics]: this new event has 93 ancestors and is not cut-off event [2022-04-18 15:56:52,689 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is not cut-off event [2022-04-18 15:56:52,689 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:52,689 INFO L387 tUnfolder$Statistics]: existing Event has 93 ancestors and is not cut-off event [2022-04-18 15:56:52,991 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 267#L726-7true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,996 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,996 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,996 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,996 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-04-18 15:56:52,997 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, 79#L726-6true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,997 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-04-18 15:56:52,997 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:52,997 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-04-18 15:56:52,997 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:52,997 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:52,997 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,997 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,997 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is cut-off event [2022-04-18 15:56:52,997 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is cut-off event [2022-04-18 15:56:53,005 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 259#L728-1true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,006 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-04-18 15:56:53,006 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-04-18 15:56:53,006 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:53,006 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:53,006 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:53,070 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [Black: 352#true, 314#L726-1true, 349#true, 259#L728-1true, 275#L734-5true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,070 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is cut-off event [2022-04-18 15:56:53,070 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:53,070 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is cut-off event [2022-04-18 15:56:53,070 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is cut-off event [2022-04-18 15:56:53,254 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 79#L726-6true, 349#true, 276#L695-6true, 284#L726-1true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,254 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,254 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is not cut-off event [2022-04-18 15:56:53,254 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,254 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,259 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][167], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 276#L695-6true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 226#L727-1true, 358#true]) [2022-04-18 15:56:53,259 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,259 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,259 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:53,259 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,276 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [Black: 352#true, 314#L726-1true, 79#L726-6true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,276 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,276 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,276 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is not cut-off event [2022-04-18 15:56:53,276 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,276 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,296 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [Black: 352#true, 314#L726-1true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, 226#L727-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,296 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is cut-off event [2022-04-18 15:56:53,296 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:53,296 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:53,296 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:53,305 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][221], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 221#L695-6true, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 226#L727-1true, 358#true]) [2022-04-18 15:56:53,305 INFO L384 tUnfolder$Statistics]: this new event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,305 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,306 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:53,306 INFO L387 tUnfolder$Statistics]: existing Event has 95 ancestors and is not cut-off event [2022-04-18 15:56:53,624 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 276#L695-6true, 284#L726-1true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,624 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,624 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,625 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,625 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:53,626 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 349#true, 276#L695-6true, 284#L726-1true, 275#L734-5true, 267#L726-7true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,626 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,626 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,626 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,626 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:53,629 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 276#L695-6true, 284#L726-1true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 226#L727-1true]) [2022-04-18 15:56:53,629 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is cut-off event [2022-04-18 15:56:53,629 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:53,629 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:53,629 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:53,633 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][167], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 276#L695-6true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 226#L727-1true, 358#true]) [2022-04-18 15:56:53,634 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,634 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,634 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,634 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,635 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][167], [Black: 354#(= |#race~now_serving~0| 0), 276#L695-6true, 349#true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:53,635 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,635 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:53,635 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,635 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,656 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [Black: 352#true, 314#L726-1true, 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,656 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,656 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,656 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,657 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:53,657 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,657 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 267#L726-7true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,657 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,658 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,658 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,658 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,658 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:53,681 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [Black: 352#true, 314#L726-1true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,681 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is cut-off event [2022-04-18 15:56:53,681 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:53,681 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:53,682 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:53,697 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][221], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 221#L695-6true, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 226#L727-1true, 358#true]) [2022-04-18 15:56:53,697 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,697 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,697 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,697 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,698 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][221], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 275#L734-5true, 217#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:53,698 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,699 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,699 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:53,699 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,785 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][217], [Black: 352#true, 233#L695-6true, 14#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 135#L726-1true, thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,785 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,785 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,785 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,785 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:53,787 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][217], [Black: 352#true, 233#L695-6true, 349#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 135#L726-1true, thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 256#L726-7true]) [2022-04-18 15:56:53,787 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,787 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,787 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,787 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:53,801 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 163#L728-5true]) [2022-04-18 15:56:53,802 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is cut-off event [2022-04-18 15:56:53,802 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:53,802 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:53,802 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:53,821 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][217], [Black: 352#true, 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 276#L695-6true, 275#L734-5true, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 135#L726-1true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,821 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,821 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,822 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,822 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:53,827 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][217], [Black: 352#true, 349#true, 276#L695-6true, 275#L734-5true, 267#L726-7true, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 135#L726-1true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:53,827 INFO L384 tUnfolder$Statistics]: this new event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,827 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:53,827 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:53,827 INFO L387 tUnfolder$Statistics]: existing Event has 96 ancestors and is not cut-off event [2022-04-18 15:56:54,241 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 276#L695-6true, 349#true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 163#L728-5true, 358#true]) [2022-04-18 15:56:54,242 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2022-04-18 15:56:54,242 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:54,242 INFO L387 tUnfolder$Statistics]: existing Event has 107 ancestors and is cut-off event [2022-04-18 15:56:54,242 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:54,335 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][167], [Black: 354#(= |#race~now_serving~0| 0), 276#L695-6true, 349#true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:54,335 INFO L384 tUnfolder$Statistics]: this new event has 97 ancestors and is not cut-off event [2022-04-18 15:56:54,335 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is not cut-off event [2022-04-18 15:56:54,335 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is not cut-off event [2022-04-18 15:56:54,335 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is not cut-off event [2022-04-18 15:56:54,395 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][221], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 275#L734-5true, 217#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:54,395 INFO L384 tUnfolder$Statistics]: this new event has 97 ancestors and is not cut-off event [2022-04-18 15:56:54,395 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is not cut-off event [2022-04-18 15:56:54,395 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is not cut-off event [2022-04-18 15:56:54,395 INFO L387 tUnfolder$Statistics]: existing Event has 97 ancestors and is not cut-off event [2022-04-18 15:56:54,487 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, 185#L728-6true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:54,488 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is cut-off event [2022-04-18 15:56:54,488 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:54,488 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:54,488 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:54,489 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 250#thr1Err10ASSERT_VIOLATIONDATA_RACEtrue, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:54,489 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is cut-off event [2022-04-18 15:56:54,489 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:54,489 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:54,489 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:54,685 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 276#L695-6true, 349#true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 163#L728-5true, 358#true]) [2022-04-18 15:56:54,685 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,686 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,686 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,686 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,686 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 276#L695-6true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, 185#L728-6true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:54,686 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,687 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2022-04-18 15:56:54,687 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,687 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,687 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 276#L695-6true, 349#true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 250#thr1Err10ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:54,688 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,688 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,688 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2022-04-18 15:56:54,688 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,793 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][167], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 276#L695-6true, 352#true, 215#L728true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:54,793 INFO L384 tUnfolder$Statistics]: this new event has 98 ancestors and is not cut-off event [2022-04-18 15:56:54,793 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:54,793 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is not cut-off event [2022-04-18 15:56:54,793 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:54,817 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse, 226#L727-1true]) [2022-04-18 15:56:54,817 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,817 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,817 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:54,817 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,817 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,838 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 215#L728true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:54,838 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2022-04-18 15:56:54,838 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:54,838 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:54,838 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:54,848 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][221], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 215#L728true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 221#L695-6true, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:54,848 INFO L384 tUnfolder$Statistics]: this new event has 98 ancestors and is not cut-off event [2022-04-18 15:56:54,848 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:54,849 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:54,849 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is not cut-off event [2022-04-18 15:56:54,937 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][278], [Black: 352#true, 233#L695-6true, 349#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 135#L726-1true, thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 202#L727-1true]) [2022-04-18 15:56:54,937 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,937 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,937 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,937 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:54,967 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][278], [Black: 352#true, 349#true, 276#L695-6true, 275#L734-5true, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 135#L726-1true, thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 226#L727-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:54,967 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,967 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,967 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is cut-off event [2022-04-18 15:56:54,967 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:55,398 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 276#L695-6true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, 185#L728-6true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:55,398 INFO L384 tUnfolder$Statistics]: this new event has 105 ancestors and is cut-off event [2022-04-18 15:56:55,398 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:55,398 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:55,398 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:55,399 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][131], [Black: 354#(= |#race~now_serving~0| 0), 276#L695-6true, 349#true, 352#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 250#thr1Err10ASSERT_VIOLATIONDATA_RACEtrue, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:55,399 INFO L384 tUnfolder$Statistics]: this new event has 105 ancestors and is cut-off event [2022-04-18 15:56:55,399 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:55,399 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:55,399 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:55,433 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, thr1Thread1of4ForFork0InUse, 39#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 14#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0NotInUse, 275#L734-5true]) [2022-04-18 15:56:55,435 INFO L384 tUnfolder$Statistics]: this new event has 98 ancestors and is not cut-off event [2022-04-18 15:56:55,435 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:55,436 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:55,436 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:55,436 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [Black: 352#true, 314#L726-1true, thr1Thread1of4ForFork0InUse, 39#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0NotInUse, 275#L734-5true, 256#L726-7true]) [2022-04-18 15:56:55,436 INFO L384 tUnfolder$Statistics]: this new event has 98 ancestors and is not cut-off event [2022-04-18 15:56:55,436 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:55,437 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:55,441 INFO L387 tUnfolder$Statistics]: existing Event has 98 ancestors and is not cut-off event [2022-04-18 15:56:55,441 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, thr1Thread1of4ForFork0InUse, 39#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 275#L734-5true, 202#L727-1true]) [2022-04-18 15:56:55,441 INFO L384 tUnfolder$Statistics]: this new event has 101 ancestors and is cut-off event [2022-04-18 15:56:55,441 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:55,441 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:55,442 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:55,532 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 276#L695-6true, 284#L726-1true, 275#L734-5true, 136#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:55,533 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,533 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,533 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:55,533 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,541 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][167], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 276#L695-6true, 352#true, 215#L728true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:55,541 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,541 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,541 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,541 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,543 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][167], [Black: 354#(= |#race~now_serving~0| 0), 276#L695-6true, 349#true, 352#true, 259#L728-1true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:55,543 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,543 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,543 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is not cut-off event [2022-04-18 15:56:55,543 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,591 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:55,592 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,592 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,592 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:55,592 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,592 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,624 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 259#L728-1true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:55,624 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2022-04-18 15:56:55,624 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:55,624 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:55,624 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:55,641 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][221], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 215#L728true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:55,642 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,642 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,642 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,642 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,644 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][221], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 259#L728-1true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:55,644 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,644 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,644 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is not cut-off event [2022-04-18 15:56:55,644 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,650 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 163#L728-5true]) [2022-04-18 15:56:55,651 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,651 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is not cut-off event [2022-04-18 15:56:55,651 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,651 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,651 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,754 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][278], [Black: 352#true, 233#L695-6true, 349#true, 71#L727-2true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 135#L726-1true, thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:55,754 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,754 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,755 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,755 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:55,785 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][278], [Black: 352#true, 349#true, 276#L695-6true, 275#L734-5true, 214#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 135#L726-1true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:55,785 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,785 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,785 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:55,786 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:55,795 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [Black: 352#true, 314#L726-1true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 163#L728-5true]) [2022-04-18 15:56:55,796 INFO L384 tUnfolder$Statistics]: this new event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,796 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:55,796 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is not cut-off event [2022-04-18 15:56:55,796 INFO L387 tUnfolder$Statistics]: existing Event has 99 ancestors and is not cut-off event [2022-04-18 15:56:56,025 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [115#L726-6true, 314#L726-1true, Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 275#L734-5true, 197#L726-1true]) [2022-04-18 15:56:56,025 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2022-04-18 15:56:56,025 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:56,025 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:56,025 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is cut-off event [2022-04-18 15:56:56,067 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1160] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_In_1, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][167], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 276#L695-6true, 352#true, 259#L728-1true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:56,067 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,068 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,068 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,068 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,102 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [132#L713-2true, Black: 354#(= |#race~now_serving~0| 0), 79#L726-6true, 349#true, 352#true, 275#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 221#L695-6true, thr1Thread3of4ForFork0InUse, 19#L695-6true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:56,102 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,102 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,102 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,103 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,103 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [132#L713-2true, Black: 354#(= |#race~now_serving~0| 0), 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 352#true, 275#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 221#L695-6true, thr1Thread3of4ForFork0InUse, 19#L695-6true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:56,103 INFO L384 tUnfolder$Statistics]: this new event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,103 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,103 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,103 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,103 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [132#L713-2true, Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 275#L734-5true, 267#L726-7true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 221#L695-6true, thr1Thread3of4ForFork0InUse, 19#L695-6true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:56,103 INFO L384 tUnfolder$Statistics]: this new event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,104 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,104 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,104 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,155 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][221], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 259#L728-1true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 221#L695-6true, 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:56,155 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,156 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,156 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,156 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,165 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, 185#L728-6true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:56,165 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,165 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,165 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,165 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is not cut-off event [2022-04-18 15:56:56,165 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,165 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][114], [Black: 352#true, 349#true, 284#L726-1true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 250#thr1Err10ASSERT_VIOLATIONDATA_RACEtrue, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:56,166 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,166 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,166 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,166 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,166 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is not cut-off event [2022-04-18 15:56:56,310 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [Black: 352#true, 314#L726-1true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, 185#L728-6true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:56,310 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,310 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,310 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,310 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is not cut-off event [2022-04-18 15:56:56,311 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [Black: 352#true, 314#L726-1true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 250#thr1Err10ASSERT_VIOLATIONDATA_RACEtrue, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:56,311 INFO L384 tUnfolder$Statistics]: this new event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,311 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,311 INFO L387 tUnfolder$Statistics]: existing Event has 100 ancestors and is not cut-off event [2022-04-18 15:56:56,311 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is not cut-off event [2022-04-18 15:56:56,864 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [115#L726-6true, 314#L726-1true, Black: 352#true, thr1Thread1of4ForFork0InUse, 77#L726-2true, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0NotInUse, 275#L734-5true]) [2022-04-18 15:56:56,864 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2022-04-18 15:56:56,864 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,865 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:56,865 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,865 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [Black: 352#true, 314#L726-1true, thr1Thread1of4ForFork0InUse, 14#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 275#L734-5true, 197#L726-1true]) [2022-04-18 15:56:56,865 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2022-04-18 15:56:56,865 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,865 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,865 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:56,866 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 275#L734-5true, 197#L726-1true, 256#L726-7true]) [2022-04-18 15:56:56,866 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2022-04-18 15:56:56,866 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,866 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:56,866 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:56,903 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 276#L695-6true, 284#L726-1true, 275#L734-5true, 215#L728true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:56,903 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2022-04-18 15:56:56,904 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:56,904 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:56,904 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:56,953 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 215#L728true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:56,953 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2022-04-18 15:56:56,953 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:56,953 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:56,953 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:56,953 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,111 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][278], [Black: 352#true, 233#L695-6true, 349#true, 275#L734-5true, 217#thr1ENTRYtrue, 90#L728true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 135#L726-1true, thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,111 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,112 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,112 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,112 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,124 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1380] L721-->L721-1: Formula: (= |v_#race~now_serving~0_7| 0) InVars {} OutVars{#race~now_serving~0=|v_#race~now_serving~0_7|} AuxVars[] AssignedVars[#race~now_serving~0][232], [Black: 352#true, 349#true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, 51#L721-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:57,124 INFO L384 tUnfolder$Statistics]: this new event has 105 ancestors and is cut-off event [2022-04-18 15:56:57,124 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:57,124 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:57,124 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is cut-off event [2022-04-18 15:56:57,125 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1380] L721-->L721-1: Formula: (= |v_#race~now_serving~0_7| 0) InVars {} OutVars{#race~now_serving~0=|v_#race~now_serving~0_7|} AuxVars[] AssignedVars[#race~now_serving~0][232], [Black: 352#true, 349#true, 275#L734-5true, 217#thr1ENTRYtrue, 136#thr1ENTRYtrue, 51#L721-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 242#L713-2true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 358#true]) [2022-04-18 15:56:57,125 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,125 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,125 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,125 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,150 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1258] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][278], [Black: 352#true, 349#true, 276#L695-6true, 275#L734-5true, 215#L728true, 214#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 135#L726-1true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,150 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,150 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,151 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,151 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,331 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 79#L726-6true, 349#true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0NotInUse, 252#thr1Err6ASSERT_VIOLATIONDATA_RACEtrue, 275#L734-5true]) [2022-04-18 15:56:57,331 INFO L384 tUnfolder$Statistics]: this new event has 101 ancestors and is not cut-off event [2022-04-18 15:56:57,332 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is not cut-off event [2022-04-18 15:56:57,332 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is not cut-off event [2022-04-18 15:56:57,332 INFO L387 tUnfolder$Statistics]: existing Event has 101 ancestors and is not cut-off event [2022-04-18 15:56:57,377 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, thr1Thread1of4ForFork0InUse, 39#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 71#L727-2true, 275#L734-5true]) [2022-04-18 15:56:57,378 INFO L384 tUnfolder$Statistics]: this new event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,378 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,378 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,378 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,434 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [Black: 352#true, 314#L726-1true, thr1Thread1of4ForFork0InUse, 77#L726-2true, 14#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 275#L734-5true]) [2022-04-18 15:56:57,435 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,435 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,435 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,435 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,435 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, thr1Thread1of4ForFork0InUse, 77#L726-2true, thr1Thread2of4ForFork0InUse, 349#true, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0NotInUse, 275#L734-5true, 256#L726-7true]) [2022-04-18 15:56:57,435 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,436 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,436 INFO L387 tUnfolder$Statistics]: existing Event has 102 ancestors and is cut-off event [2022-04-18 15:56:57,436 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,465 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1422] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][174], [Black: 352#true, 349#true, 276#L695-6true, 259#L728-1true, 284#L726-1true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,465 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,465 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,465 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:57,465 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,513 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 259#L728-1true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 19#L695-6true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,513 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,513 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,513 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,514 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,514 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:57,533 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, 245#L713-1true, 226#L727-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,534 INFO L384 tUnfolder$Statistics]: this new event has 107 ancestors and is cut-off event [2022-04-18 15:56:57,534 INFO L387 tUnfolder$Statistics]: existing Event has 107 ancestors and is cut-off event [2022-04-18 15:56:57,534 INFO L387 tUnfolder$Statistics]: existing Event has 107 ancestors and is cut-off event [2022-04-18 15:56:57,534 INFO L387 tUnfolder$Statistics]: existing Event has 109 ancestors and is cut-off event [2022-04-18 15:56:57,534 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, 171#L727-2true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 245#L713-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,534 INFO L384 tUnfolder$Statistics]: this new event has 108 ancestors and is cut-off event [2022-04-18 15:56:57,534 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2022-04-18 15:56:57,534 INFO L387 tUnfolder$Statistics]: existing Event has 108 ancestors and is cut-off event [2022-04-18 15:56:57,534 INFO L387 tUnfolder$Statistics]: existing Event has 110 ancestors and is cut-off event [2022-04-18 15:56:57,535 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 215#L728true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,535 INFO L384 tUnfolder$Statistics]: this new event has 110 ancestors and is cut-off event [2022-04-18 15:56:57,535 INFO L387 tUnfolder$Statistics]: existing Event has 110 ancestors and is cut-off event [2022-04-18 15:56:57,535 INFO L387 tUnfolder$Statistics]: existing Event has 112 ancestors and is cut-off event [2022-04-18 15:56:57,535 INFO L387 tUnfolder$Statistics]: existing Event has 110 ancestors and is cut-off event [2022-04-18 15:56:57,535 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][227], [314#L726-1true, Black: 352#true, 349#true, 259#L728-1true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 245#L713-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,535 INFO L384 tUnfolder$Statistics]: this new event has 111 ancestors and is cut-off event [2022-04-18 15:56:57,535 INFO L387 tUnfolder$Statistics]: existing Event has 113 ancestors and is cut-off event [2022-04-18 15:56:57,535 INFO L387 tUnfolder$Statistics]: existing Event has 111 ancestors and is cut-off event [2022-04-18 15:56:57,536 INFO L387 tUnfolder$Statistics]: existing Event has 111 ancestors and is cut-off event [2022-04-18 15:56:57,536 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, 349#true, 275#L734-5true, 267#L726-7true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 245#L713-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,536 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,536 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,536 INFO L387 tUnfolder$Statistics]: existing Event has 106 ancestors and is cut-off event [2022-04-18 15:56:57,536 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,536 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, 79#L726-6true, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 245#L713-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,536 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,536 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,537 INFO L387 tUnfolder$Statistics]: existing Event has 105 ancestors and is cut-off event [2022-04-18 15:56:57,537 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,537 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1176] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][160], [314#L726-1true, Black: 352#true, 262#thr1Err7ASSERT_VIOLATIONDATA_RACEtrue, 349#true, 275#L734-5true, 136#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 245#L713-1true, thr1Thread4of4ForFork0InUse]) [2022-04-18 15:56:57,537 INFO L384 tUnfolder$Statistics]: this new event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,537 INFO L387 tUnfolder$Statistics]: existing Event has 106 ancestors and is cut-off event [2022-04-18 15:56:57,537 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,537 INFO L387 tUnfolder$Statistics]: existing Event has 104 ancestors and is cut-off event [2022-04-18 15:56:57,563 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1242] L693-->L695-6: Formula: (let ((.cse2 (mod (mod (+ v_~next_ticket~0_In_1 1) 4294967296) 3))) (let ((.cse0 (= (mod v_~now_serving~0_In_1 4294967296) (mod .cse2 4294967296))) (.cse1 (= |v_#race~now_serving~0_Out_2| 0))) (or (and (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13| v_~next_ticket~0_In_1) (not .cse0) .cse1 (= v_~next_ticket~0_Out_2 .cse2)) (and (= v_~next_ticket~0_Out_2 v_~next_ticket~0_In_1) (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_Out_2| 0) (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 .cse1)))) InVars {~now_serving~0=v_~now_serving~0_In_1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_In_1} OutVars{~now_serving~0=v_~now_serving~0_In_1, ~next_ticket~0=v_~next_ticket~0_Out_2, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_Out_2|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~next_ticket~0=|v_#race~next_ticket~0_Out_2|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~next_ticket~0][181], [Black: 354#(= |#race~now_serving~0| 0), 349#true, 352#true, 275#L734-5true, 217#thr1ENTRYtrue, thr1Thread1of4ForFork0InUse, 221#L695-6true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 245#L713-1true, thr1Thread4of4ForFork0InUse, 163#L728-5true, 358#true]) [2022-04-18 15:56:57,564 INFO L384 tUnfolder$Statistics]: this new event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,564 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,564 INFO L387 tUnfolder$Statistics]: existing Event has 103 ancestors and is cut-off event [2022-04-18 15:56:57,564 INFO L387 tUnfolder$Statistics]: existing Event has 107 ancestors and is cut-off event