./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.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 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-31 19:22:56,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 19:22:56,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 19:22:56,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 19:22:56,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 19:22:56,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 19:22:56,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 19:22:56,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 19:22:56,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 19:22:56,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 19:22:56,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 19:22:56,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 19:22:56,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 19:22:56,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 19:22:56,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 19:22:56,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 19:22:56,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 19:22:56,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 19:22:56,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 19:22:56,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 19:22:56,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 19:22:56,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 19:22:56,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 19:22:56,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 19:22:56,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 19:22:56,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 19:22:56,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 19:22:56,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 19:22:56,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 19:22:56,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 19:22:56,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 19:22:56,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 19:22:56,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 19:22:56,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 19:22:56,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 19:22:56,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 19:22:56,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 19:22:56,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 19:22:56,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 19:22:56,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 19:22:56,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 19:22:56,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 19:22:56,913 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 19:22:56,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 19:22:56,914 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 19:22:56,914 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 19:22:56,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 19:22:56,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 19:22:56,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 19:22:56,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 19:22:56,917 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 19:22:56,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 19:22:56,918 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 19:22:56,918 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 19:22:56,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 19:22:56,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 19:22:56,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 19:22:56,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 19:22:56,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 19:22:56,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 19:22:56,920 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 19:22:56,920 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 19:22:56,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 19:22:56,920 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 19:22:56,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 19:22:56,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 19:22:56,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 19:22:56,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 19:22:56,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 19:22:56,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 19:22:56,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 19:22:56,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 19:22:56,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 19:22:56,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 19:22:56,923 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 19:22:56,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 19:22:56,924 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 19:22:56,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 19:22:56,924 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 19:22:56,924 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 19:22:57,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 19:22:57,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 19:22:57,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 19:22:57,272 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 19:22:57,272 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 19:22:57,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2023-08-31 19:22:58,473 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 19:22:58,953 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 19:22:58,954 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2023-08-31 19:22:58,994 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ec1d39e/eebd392ed10544c4a22760187c950bb2/FLAG1329f8f0d [2023-08-31 19:22:59,010 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ec1d39e/eebd392ed10544c4a22760187c950bb2 [2023-08-31 19:22:59,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 19:22:59,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 19:22:59,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 19:22:59,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 19:22:59,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 19:22:59,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:22:59" (1/1) ... [2023-08-31 19:22:59,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0da0d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:22:59, skipping insertion in model container [2023-08-31 19:22:59,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:22:59" (1/1) ... [2023-08-31 19:22:59,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 19:22:59,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 19:22:59,408 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2023-08-31 19:23:02,538 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-31 19:23:03,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 19:23:03,023 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 19:23:03,051 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2023-08-31 19:23:03,365 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-31 19:23:03,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 19:23:04,324 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 19:23:04,325 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 19:23:04,325 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 19:23:04,325 WARN L667 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 19:23:04,325 WARN L667 CHandler]: The function __builtin_constant_p is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 19:23:04,325 WARN L667 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 19:23:04,325 WARN L667 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 19:23:04,331 INFO L208 MainTranslator]: Completed translation [2023-08-31 19:23:04,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04 WrapperNode [2023-08-31 19:23:04,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 19:23:04,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 19:23:04,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 19:23:04,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 19:23:04,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,594 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 347, calls inlined = 19, statements flattened = 499 [2023-08-31 19:23:04,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 19:23:04,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 19:23:04,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 19:23:04,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 19:23:04,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,672 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 19:23:04,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 19:23:04,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 19:23:04,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 19:23:04,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (1/1) ... [2023-08-31 19:23:04,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 19:23:04,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 19:23:04,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-31 19:23:04,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-31 19:23:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-31 19:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-31 19:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-31 19:23:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-31 19:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 19:23:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 19:23:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 19:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-08-31 19:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 19:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 19:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2023-08-31 19:23:04,774 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2023-08-31 19:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-31 19:23:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 19:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-31 19:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-31 19:23:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 19:23:04,777 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-31 19:23:05,186 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 19:23:05,188 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 19:23:05,774 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 19:23:05,835 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 19:23:05,835 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-31 19:23:05,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:23:05 BoogieIcfgContainer [2023-08-31 19:23:05,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 19:23:05,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 19:23:05,840 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 19:23:05,842 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 19:23:05,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 07:22:59" (1/3) ... [2023-08-31 19:23:05,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51515d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 07:23:05, skipping insertion in model container [2023-08-31 19:23:05,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:23:04" (2/3) ... [2023-08-31 19:23:05,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51515d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 07:23:05, skipping insertion in model container [2023-08-31 19:23:05,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:23:05" (3/3) ... [2023-08-31 19:23:05,845 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2023-08-31 19:23:05,851 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 19:23:05,860 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 19:23:05,860 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2023-08-31 19:23:05,860 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 19:23:06,047 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-31 19:23:06,083 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 532 places, 537 transitions, 1090 flow [2023-08-31 19:23:06,267 INFO L130 PetriNetUnfolder]: 12/535 cut-off events. [2023-08-31 19:23:06,268 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-31 19:23:06,276 INFO L83 FinitePrefix]: Finished finitePrefix Result has 544 conditions, 535 events. 12/535 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 588 event pairs, 0 based on Foata normal form. 0/482 useless extension candidates. Maximal degree in co-relation 456. Up to 4 conditions per place. [2023-08-31 19:23:06,277 INFO L82 GeneralOperation]: Start removeDead. Operand has 532 places, 537 transitions, 1090 flow [2023-08-31 19:23:06,284 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 522 places, 527 transitions, 1063 flow [2023-08-31 19:23:06,287 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 19:23:06,295 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 522 places, 527 transitions, 1063 flow [2023-08-31 19:23:06,297 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 522 places, 527 transitions, 1063 flow [2023-08-31 19:23:06,297 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 522 places, 527 transitions, 1063 flow [2023-08-31 19:23:06,397 INFO L130 PetriNetUnfolder]: 12/527 cut-off events. [2023-08-31 19:23:06,398 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-31 19:23:06,401 INFO L83 FinitePrefix]: Finished finitePrefix Result has 535 conditions, 527 events. 12/527 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 519 event pairs, 0 based on Foata normal form. 0/474 useless extension candidates. Maximal degree in co-relation 456. Up to 4 conditions per place. [2023-08-31 19:23:06,413 INFO L119 LiptonReduction]: Number of co-enabled transitions 23472 [2023-08-31 19:23:51,891 WARN L222 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 503 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-31 19:24:03,330 WARN L222 SmtUtils]: Spent 11.42s on a formula simplification that was a NOOP. DAG size: 438 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-31 19:24:22,473 WARN L222 SmtUtils]: Spent 19.14s on a formula simplification that was a NOOP. DAG size: 506 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-31 19:24:37,710 WARN L222 SmtUtils]: Spent 15.23s on a formula simplification that was a NOOP. DAG size: 441 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-31 19:26:28,894 WARN L222 SmtUtils]: Spent 1.85m on a formula simplification. DAG size of input: 537 DAG size of output: 530 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-31 19:27:01,597 WARN L222 SmtUtils]: Spent 32.70s on a formula simplification that was a NOOP. DAG size: 518 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-31 19:28:37,933 WARN L222 SmtUtils]: Spent 1.61m on a formula simplification. DAG size of input: 548 DAG size of output: 541 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-31 19:29:08,417 WARN L222 SmtUtils]: Spent 30.48s on a formula simplification that was a NOOP. DAG size: 529 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-31 19:29:08,421 INFO L134 LiptonReduction]: Checked pairs total: 86539 [2023-08-31 19:29:08,421 INFO L136 LiptonReduction]: Total number of compositions: 602 [2023-08-31 19:29:08,432 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 19:29:08,436 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6020bcaf, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 19:29:08,436 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2023-08-31 19:29:08,437 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-31 19:29:08,438 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 19:29:08,438 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:08,438 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-31 19:29:08,439 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:08,442 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:08,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1993, now seen corresponding path program 1 times [2023-08-31 19:29:08,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:08,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971097196] [2023-08-31 19:29:08,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:08,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:08,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:08,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971097196] [2023-08-31 19:29:08,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971097196] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:08,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:08,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-31 19:29:08,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304165485] [2023-08-31 19:29:08,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:08,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 19:29:08,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:08,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 19:29:08,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 19:29:08,694 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 524 out of 1139 [2023-08-31 19:29:08,700 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 111 transitions, 231 flow. Second operand has 2 states, 2 states have (on average 524.5) internal successors, (1049), 2 states have internal predecessors, (1049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:08,700 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:08,700 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 524 of 1139 [2023-08-31 19:29:08,701 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:08,986 INFO L130 PetriNetUnfolder]: 195/814 cut-off events. [2023-08-31 19:29:08,987 INFO L131 PetriNetUnfolder]: For 24/24 co-relation queries the response was YES. [2023-08-31 19:29:08,989 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1171 conditions, 814 events. 195/814 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 4475 event pairs, 147 based on Foata normal form. 20/749 useless extension candidates. Maximal degree in co-relation 1090. Up to 327 conditions per place. [2023-08-31 19:29:08,993 INFO L137 encePairwiseOnDemand]: 1106/1139 looper letters, 24 selfloop transitions, 0 changer transitions 0/78 dead transitions. [2023-08-31 19:29:08,993 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 78 transitions, 213 flow [2023-08-31 19:29:08,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 19:29:08,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 19:29:09,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1105 transitions. [2023-08-31 19:29:09,016 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48507462686567165 [2023-08-31 19:29:09,018 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1105 transitions. [2023-08-31 19:29:09,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1105 transitions. [2023-08-31 19:29:09,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:09,024 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1105 transitions. [2023-08-31 19:29:09,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 552.5) internal successors, (1105), 2 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:09,035 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1139.0) internal successors, (3417), 3 states have internal predecessors, (3417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:09,036 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1139.0) internal successors, (3417), 3 states have internal predecessors, (3417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:09,038 INFO L175 Difference]: Start difference. First operand has 113 places, 111 transitions, 231 flow. Second operand 2 states and 1105 transitions. [2023-08-31 19:29:09,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 78 transitions, 213 flow [2023-08-31 19:29:09,041 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 78 transitions, 208 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-31 19:29:09,043 INFO L231 Difference]: Finished difference. Result has 79 places, 78 transitions, 160 flow [2023-08-31 19:29:09,044 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=78, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=160, PETRI_PLACES=79, PETRI_TRANSITIONS=78} [2023-08-31 19:29:09,047 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -34 predicate places. [2023-08-31 19:29:09,047 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 78 transitions, 160 flow [2023-08-31 19:29:09,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 524.5) internal successors, (1049), 2 states have internal predecessors, (1049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:09,048 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:09,048 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-31 19:29:09,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 19:29:09,049 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:09,049 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:09,049 INFO L85 PathProgramCache]: Analyzing trace with hash 62239902, now seen corresponding path program 1 times [2023-08-31 19:29:09,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:09,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772663336] [2023-08-31 19:29:09,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:09,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:09,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:09,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:09,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772663336] [2023-08-31 19:29:09,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772663336] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:09,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:09,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-31 19:29:09,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222104437] [2023-08-31 19:29:09,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:09,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-31 19:29:09,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:09,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-31 19:29:09,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-31 19:29:09,384 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 511 out of 1139 [2023-08-31 19:29:09,386 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 78 transitions, 160 flow. Second operand has 3 states, 3 states have (on average 512.3333333333334) internal successors, (1537), 3 states have internal predecessors, (1537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:09,386 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:09,386 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 511 of 1139 [2023-08-31 19:29:09,386 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:09,604 INFO L130 PetriNetUnfolder]: 271/938 cut-off events. [2023-08-31 19:29:09,605 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2023-08-31 19:29:09,606 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1408 conditions, 938 events. 271/938 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 5045 event pairs, 207 based on Foata normal form. 0/834 useless extension candidates. Maximal degree in co-relation 1405. Up to 446 conditions per place. [2023-08-31 19:29:09,609 INFO L137 encePairwiseOnDemand]: 1135/1139 looper letters, 25 selfloop transitions, 1 changer transitions 0/75 dead transitions. [2023-08-31 19:29:09,609 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 75 transitions, 206 flow [2023-08-31 19:29:09,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-31 19:29:09,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-31 19:29:09,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1562 transitions. [2023-08-31 19:29:09,613 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45712613403570385 [2023-08-31 19:29:09,613 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1562 transitions. [2023-08-31 19:29:09,614 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1562 transitions. [2023-08-31 19:29:09,614 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:09,614 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1562 transitions. [2023-08-31 19:29:09,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 520.6666666666666) internal successors, (1562), 3 states have internal predecessors, (1562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:09,622 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1139.0) internal successors, (4556), 4 states have internal predecessors, (4556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:09,624 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1139.0) internal successors, (4556), 4 states have internal predecessors, (4556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:09,624 INFO L175 Difference]: Start difference. First operand has 79 places, 78 transitions, 160 flow. Second operand 3 states and 1562 transitions. [2023-08-31 19:29:09,625 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 75 transitions, 206 flow [2023-08-31 19:29:09,625 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 75 transitions, 206 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 19:29:09,626 INFO L231 Difference]: Finished difference. Result has 78 places, 75 transitions, 156 flow [2023-08-31 19:29:09,627 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=156, PETRI_PLACES=78, PETRI_TRANSITIONS=75} [2023-08-31 19:29:09,627 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -35 predicate places. [2023-08-31 19:29:09,627 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 75 transitions, 156 flow [2023-08-31 19:29:09,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 512.3333333333334) internal successors, (1537), 3 states have internal predecessors, (1537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:09,628 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:09,629 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:09,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-31 19:29:09,629 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:09,629 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:09,630 INFO L85 PathProgramCache]: Analyzing trace with hash 2133889228, now seen corresponding path program 1 times [2023-08-31 19:29:09,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:09,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392118936] [2023-08-31 19:29:09,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:09,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:09,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:10,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:10,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392118936] [2023-08-31 19:29:10,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392118936] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:10,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:10,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 19:29:10,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671173436] [2023-08-31 19:29:10,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:10,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 19:29:10,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:10,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 19:29:10,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 19:29:10,839 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 507 out of 1139 [2023-08-31 19:29:10,843 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 75 transitions, 156 flow. Second operand has 6 states, 6 states have (on average 508.6666666666667) internal successors, (3052), 6 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:10,843 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:10,843 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 507 of 1139 [2023-08-31 19:29:10,843 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:11,707 INFO L130 PetriNetUnfolder]: 1768/3457 cut-off events. [2023-08-31 19:29:11,707 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-31 19:29:11,711 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6299 conditions, 3457 events. 1768/3457 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 20156 event pairs, 438 based on Foata normal form. 0/3128 useless extension candidates. Maximal degree in co-relation 6295. Up to 1830 conditions per place. [2023-08-31 19:29:11,725 INFO L137 encePairwiseOnDemand]: 1123/1139 looper letters, 94 selfloop transitions, 45 changer transitions 0/177 dead transitions. [2023-08-31 19:29:11,725 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 177 transitions, 639 flow [2023-08-31 19:29:11,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 19:29:11,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 19:29:11,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3182 transitions. [2023-08-31 19:29:11,733 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4656131109160082 [2023-08-31 19:29:11,733 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3182 transitions. [2023-08-31 19:29:11,733 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3182 transitions. [2023-08-31 19:29:11,735 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:11,735 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3182 transitions. [2023-08-31 19:29:11,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 530.3333333333334) internal successors, (3182), 6 states have internal predecessors, (3182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:11,751 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1139.0) internal successors, (7973), 7 states have internal predecessors, (7973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:11,755 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1139.0) internal successors, (7973), 7 states have internal predecessors, (7973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:11,755 INFO L175 Difference]: Start difference. First operand has 78 places, 75 transitions, 156 flow. Second operand 6 states and 3182 transitions. [2023-08-31 19:29:11,755 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 177 transitions, 639 flow [2023-08-31 19:29:11,756 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 177 transitions, 638 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-31 19:29:11,758 INFO L231 Difference]: Finished difference. Result has 87 places, 119 transitions, 453 flow [2023-08-31 19:29:11,759 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=155, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=453, PETRI_PLACES=87, PETRI_TRANSITIONS=119} [2023-08-31 19:29:11,759 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -26 predicate places. [2023-08-31 19:29:11,759 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 119 transitions, 453 flow [2023-08-31 19:29:11,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 508.6666666666667) internal successors, (3052), 6 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:11,761 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:11,762 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:11,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-31 19:29:11,762 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:11,762 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:11,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1827935308, now seen corresponding path program 1 times [2023-08-31 19:29:11,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:11,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334285901] [2023-08-31 19:29:11,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:11,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:13,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:13,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:13,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334285901] [2023-08-31 19:29:13,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334285901] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:13,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:13,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-08-31 19:29:13,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324245232] [2023-08-31 19:29:13,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:13,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-31 19:29:13,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:13,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-31 19:29:13,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-08-31 19:29:13,724 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 483 out of 1139 [2023-08-31 19:29:13,728 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 119 transitions, 453 flow. Second operand has 10 states, 10 states have (on average 484.4) internal successors, (4844), 10 states have internal predecessors, (4844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:13,728 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:13,728 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 483 of 1139 [2023-08-31 19:29:13,728 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:15,093 INFO L130 PetriNetUnfolder]: 2700/5236 cut-off events. [2023-08-31 19:29:15,094 INFO L131 PetriNetUnfolder]: For 2871/3045 co-relation queries the response was YES. [2023-08-31 19:29:15,106 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13543 conditions, 5236 events. 2700/5236 cut-off events. For 2871/3045 co-relation queries the response was YES. Maximal size of possible extension queue 124. Compared 32705 event pairs, 487 based on Foata normal form. 0/4955 useless extension candidates. Maximal degree in co-relation 13535. Up to 2679 conditions per place. [2023-08-31 19:29:15,126 INFO L137 encePairwiseOnDemand]: 1105/1139 looper letters, 148 selfloop transitions, 113 changer transitions 0/282 dead transitions. [2023-08-31 19:29:15,127 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 282 transitions, 1624 flow [2023-08-31 19:29:15,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-08-31 19:29:15,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-08-31 19:29:15,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 4986 transitions. [2023-08-31 19:29:15,138 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43775241439859525 [2023-08-31 19:29:15,138 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 4986 transitions. [2023-08-31 19:29:15,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 4986 transitions. [2023-08-31 19:29:15,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:15,141 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 4986 transitions. [2023-08-31 19:29:15,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 498.6) internal successors, (4986), 10 states have internal predecessors, (4986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:15,166 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 1139.0) internal successors, (12529), 11 states have internal predecessors, (12529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:15,168 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 1139.0) internal successors, (12529), 11 states have internal predecessors, (12529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:15,168 INFO L175 Difference]: Start difference. First operand has 87 places, 119 transitions, 453 flow. Second operand 10 states and 4986 transitions. [2023-08-31 19:29:15,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 282 transitions, 1624 flow [2023-08-31 19:29:15,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 282 transitions, 1624 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 19:29:15,197 INFO L231 Difference]: Finished difference. Result has 105 places, 230 transitions, 1521 flow [2023-08-31 19:29:15,198 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=453, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1521, PETRI_PLACES=105, PETRI_TRANSITIONS=230} [2023-08-31 19:29:15,199 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -8 predicate places. [2023-08-31 19:29:15,199 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 230 transitions, 1521 flow [2023-08-31 19:29:15,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 484.4) internal successors, (4844), 10 states have internal predecessors, (4844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:15,212 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:15,212 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:15,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-31 19:29:15,213 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:15,213 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:15,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1088187696, now seen corresponding path program 1 times [2023-08-31 19:29:15,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:15,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921147417] [2023-08-31 19:29:15,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:15,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:16,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:16,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:16,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921147417] [2023-08-31 19:29:16,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921147417] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:16,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:16,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-31 19:29:16,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370222417] [2023-08-31 19:29:16,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:16,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-31 19:29:16,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:16,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-31 19:29:16,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-08-31 19:29:17,274 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-31 19:29:17,277 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 230 transitions, 1521 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:17,277 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:17,277 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-31 19:29:17,277 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:18,939 INFO L130 PetriNetUnfolder]: 3470/6719 cut-off events. [2023-08-31 19:29:18,939 INFO L131 PetriNetUnfolder]: For 10271/12452 co-relation queries the response was YES. [2023-08-31 19:29:18,959 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22080 conditions, 6719 events. 3470/6719 cut-off events. For 10271/12452 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 45156 event pairs, 367 based on Foata normal form. 780/7021 useless extension candidates. Maximal degree in co-relation 22063. Up to 2153 conditions per place. [2023-08-31 19:29:18,985 INFO L137 encePairwiseOnDemand]: 1123/1139 looper letters, 379 selfloop transitions, 94 changer transitions 0/533 dead transitions. [2023-08-31 19:29:18,985 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 533 transitions, 4170 flow [2023-08-31 19:29:18,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-31 19:29:18,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-31 19:29:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4730 transitions. [2023-08-31 19:29:19,001 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46141839820505315 [2023-08-31 19:29:19,001 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4730 transitions. [2023-08-31 19:29:19,001 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4730 transitions. [2023-08-31 19:29:19,004 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:19,004 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4730 transitions. [2023-08-31 19:29:19,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 525.5555555555555) internal successors, (4730), 9 states have internal predecessors, (4730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:19,025 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:19,027 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:19,027 INFO L175 Difference]: Start difference. First operand has 105 places, 230 transitions, 1521 flow. Second operand 9 states and 4730 transitions. [2023-08-31 19:29:19,028 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 533 transitions, 4170 flow [2023-08-31 19:29:19,064 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 533 transitions, 4170 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 19:29:19,072 INFO L231 Difference]: Finished difference. Result has 119 places, 326 transitions, 2540 flow [2023-08-31 19:29:19,072 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=1521, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=230, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=2540, PETRI_PLACES=119, PETRI_TRANSITIONS=326} [2023-08-31 19:29:19,075 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 6 predicate places. [2023-08-31 19:29:19,075 INFO L495 AbstractCegarLoop]: Abstraction has has 119 places, 326 transitions, 2540 flow [2023-08-31 19:29:19,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:19,076 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:19,076 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:19,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-31 19:29:19,077 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:19,077 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:19,077 INFO L85 PathProgramCache]: Analyzing trace with hash -379961190, now seen corresponding path program 2 times [2023-08-31 19:29:19,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:19,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152407130] [2023-08-31 19:29:19,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:19,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:20,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:20,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:20,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152407130] [2023-08-31 19:29:20,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152407130] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:20,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:20,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-31 19:29:20,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189373738] [2023-08-31 19:29:20,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:20,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-31 19:29:20,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:20,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-31 19:29:20,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-08-31 19:29:21,300 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-31 19:29:21,303 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 326 transitions, 2540 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:21,303 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:21,303 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-31 19:29:21,303 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:23,246 INFO L130 PetriNetUnfolder]: 3939/8095 cut-off events. [2023-08-31 19:29:23,246 INFO L131 PetriNetUnfolder]: For 17415/19713 co-relation queries the response was YES. [2023-08-31 19:29:23,275 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30168 conditions, 8095 events. 3939/8095 cut-off events. For 17415/19713 co-relation queries the response was YES. Maximal size of possible extension queue 210. Compared 59266 event pairs, 570 based on Foata normal form. 1000/8501 useless extension candidates. Maximal degree in co-relation 30144. Up to 3522 conditions per place. [2023-08-31 19:29:23,306 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 262 selfloop transitions, 200 changer transitions 0/522 dead transitions. [2023-08-31 19:29:23,306 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 522 transitions, 4708 flow [2023-08-31 19:29:23,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-08-31 19:29:23,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-08-31 19:29:23,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 4205 transitions. [2023-08-31 19:29:23,317 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4614793678665496 [2023-08-31 19:29:23,317 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 4205 transitions. [2023-08-31 19:29:23,318 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 4205 transitions. [2023-08-31 19:29:23,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:23,320 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 4205 transitions. [2023-08-31 19:29:23,328 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 525.625) internal successors, (4205), 8 states have internal predecessors, (4205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:23,339 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 1139.0) internal successors, (10251), 9 states have internal predecessors, (10251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:23,340 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 1139.0) internal successors, (10251), 9 states have internal predecessors, (10251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:23,340 INFO L175 Difference]: Start difference. First operand has 119 places, 326 transitions, 2540 flow. Second operand 8 states and 4205 transitions. [2023-08-31 19:29:23,341 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 522 transitions, 4708 flow [2023-08-31 19:29:23,443 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 522 transitions, 4707 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-31 19:29:23,453 INFO L231 Difference]: Finished difference. Result has 131 places, 412 transitions, 4225 flow [2023-08-31 19:29:23,454 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=2539, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=326, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=123, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=4225, PETRI_PLACES=131, PETRI_TRANSITIONS=412} [2023-08-31 19:29:23,456 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 18 predicate places. [2023-08-31 19:29:23,456 INFO L495 AbstractCegarLoop]: Abstraction has has 131 places, 412 transitions, 4225 flow [2023-08-31 19:29:23,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:23,458 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:23,458 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:23,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-31 19:29:23,458 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:23,458 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:23,459 INFO L85 PathProgramCache]: Analyzing trace with hash 359331436, now seen corresponding path program 3 times [2023-08-31 19:29:23,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:23,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471552375] [2023-08-31 19:29:23,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:23,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:24,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:24,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:24,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471552375] [2023-08-31 19:29:24,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471552375] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:24,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:24,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-31 19:29:24,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517120922] [2023-08-31 19:29:24,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:24,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-31 19:29:24,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:24,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-31 19:29:24,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-31 19:29:25,396 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-31 19:29:25,401 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 412 transitions, 4225 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:25,401 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:25,401 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-31 19:29:25,401 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:27,621 INFO L130 PetriNetUnfolder]: 4899/10258 cut-off events. [2023-08-31 19:29:27,621 INFO L131 PetriNetUnfolder]: For 33755/37614 co-relation queries the response was YES. [2023-08-31 19:29:27,653 INFO L83 FinitePrefix]: Finished finitePrefix Result has 42842 conditions, 10258 events. 4899/10258 cut-off events. For 33755/37614 co-relation queries the response was YES. Maximal size of possible extension queue 260. Compared 80000 event pairs, 517 based on Foata normal form. 760/10247 useless extension candidates. Maximal degree in co-relation 42812. Up to 3249 conditions per place. [2023-08-31 19:29:27,689 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 391 selfloop transitions, 350 changer transitions 0/801 dead transitions. [2023-08-31 19:29:27,689 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 801 transitions, 9384 flow [2023-08-31 19:29:27,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-31 19:29:27,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-31 19:29:27,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4735 transitions. [2023-08-31 19:29:27,699 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4619061554970247 [2023-08-31 19:29:27,699 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4735 transitions. [2023-08-31 19:29:27,699 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4735 transitions. [2023-08-31 19:29:27,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:27,702 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4735 transitions. [2023-08-31 19:29:27,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 526.1111111111111) internal successors, (4735), 9 states have internal predecessors, (4735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:27,720 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:27,721 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:27,722 INFO L175 Difference]: Start difference. First operand has 131 places, 412 transitions, 4225 flow. Second operand 9 states and 4735 transitions. [2023-08-31 19:29:27,722 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 801 transitions, 9384 flow [2023-08-31 19:29:27,927 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 801 transitions, 9367 flow, removed 8 selfloop flow, removed 1 redundant places. [2023-08-31 19:29:27,940 INFO L231 Difference]: Finished difference. Result has 144 places, 604 transitions, 7767 flow [2023-08-31 19:29:27,940 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=4208, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=412, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=168, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=7767, PETRI_PLACES=144, PETRI_TRANSITIONS=604} [2023-08-31 19:29:27,941 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 31 predicate places. [2023-08-31 19:29:27,941 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 604 transitions, 7767 flow [2023-08-31 19:29:27,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:27,943 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:27,943 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:27,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-31 19:29:27,943 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:27,944 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:27,944 INFO L85 PathProgramCache]: Analyzing trace with hash 880198872, now seen corresponding path program 4 times [2023-08-31 19:29:27,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:27,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52031575] [2023-08-31 19:29:27,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:27,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:29,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:29,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:29,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52031575] [2023-08-31 19:29:29,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52031575] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:29,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:29,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-31 19:29:29,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497103287] [2023-08-31 19:29:29,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:29,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-31 19:29:29,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:29,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-31 19:29:29,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-31 19:29:29,894 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-31 19:29:29,897 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 604 transitions, 7767 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:29,897 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:29,897 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-31 19:29:29,897 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:32,212 INFO L130 PetriNetUnfolder]: 5407/11453 cut-off events. [2023-08-31 19:29:32,212 INFO L131 PetriNetUnfolder]: For 60400/68795 co-relation queries the response was YES. [2023-08-31 19:29:32,248 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52914 conditions, 11453 events. 5407/11453 cut-off events. For 60400/68795 co-relation queries the response was YES. Maximal size of possible extension queue 306. Compared 92482 event pairs, 715 based on Foata normal form. 1778/12323 useless extension candidates. Maximal degree in co-relation 52878. Up to 4759 conditions per place. [2023-08-31 19:29:32,288 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 354 selfloop transitions, 406 changer transitions 0/820 dead transitions. [2023-08-31 19:29:32,289 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 820 transitions, 11142 flow [2023-08-31 19:29:32,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-31 19:29:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-31 19:29:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4733 transitions. [2023-08-31 19:29:32,300 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4617110525802361 [2023-08-31 19:29:32,300 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4733 transitions. [2023-08-31 19:29:32,300 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4733 transitions. [2023-08-31 19:29:32,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:32,303 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4733 transitions. [2023-08-31 19:29:32,309 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 525.8888888888889) internal successors, (4733), 9 states have internal predecessors, (4733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:32,317 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:32,318 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:32,318 INFO L175 Difference]: Start difference. First operand has 144 places, 604 transitions, 7767 flow. Second operand 9 states and 4733 transitions. [2023-08-31 19:29:32,318 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 820 transitions, 11142 flow [2023-08-31 19:29:32,663 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 820 transitions, 10860 flow, removed 135 selfloop flow, removed 2 redundant places. [2023-08-31 19:29:32,674 INFO L231 Difference]: Finished difference. Result has 155 places, 687 transitions, 10312 flow [2023-08-31 19:29:32,675 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=7537, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=604, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=332, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=10312, PETRI_PLACES=155, PETRI_TRANSITIONS=687} [2023-08-31 19:29:32,677 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 42 predicate places. [2023-08-31 19:29:32,677 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 687 transitions, 10312 flow [2023-08-31 19:29:32,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:32,678 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:32,678 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:32,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-31 19:29:32,678 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:32,678 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:32,679 INFO L85 PathProgramCache]: Analyzing trace with hash -62246314, now seen corresponding path program 5 times [2023-08-31 19:29:32,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:32,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127098408] [2023-08-31 19:29:32,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:32,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:33,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:33,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:33,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127098408] [2023-08-31 19:29:33,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127098408] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:33,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:33,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-31 19:29:33,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651896224] [2023-08-31 19:29:33,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:33,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-31 19:29:33,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:33,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-31 19:29:33,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-08-31 19:29:34,400 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1139 [2023-08-31 19:29:34,402 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 687 transitions, 10312 flow. Second operand has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:34,402 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:34,402 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1139 [2023-08-31 19:29:34,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:36,994 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1875] L6721-9-->whoop_wrapper_read_nvramEXIT: Formula: (let ((.cse0 (select |v_#race_305| |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base_143|))) (and (= (select .cse0 (+ 7 |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143|)) 0) (= (select .cse0 |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143|) 0) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 6)) 0) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset_59| (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1_53| |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset_39|)) (<= |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1_53| 2147483647) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 4)) 0) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 1)) 0) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1_25| |v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1_17|) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 3)) 0) (<= 0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1_53| 2147483648)) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.offset_17| 0) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 5)) 0) (not (= |v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1_25| 0)) (= (select .cse0 (+ |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143| 2)) 0) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1_17| (ite (= |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#t~mem1318#1_34| (let ((.cse1 (mod (mod |v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1_79| 4294967296) 18446744073709551616))) (ite (<= .cse1 9223372036854775807) .cse1 (+ (- 18446744073709551616) .cse1)))) 1 0)) (= |v_whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.base_17| 0))) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset_39|, #race=|v_#race_305|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base_143|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset_59|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#t~mem1318#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#t~mem1318#1_34|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1_79|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~buf#1.offset_39|, #race=|v_#race_305|, whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1_17|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base_143|, whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.base=|v_whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.base_17|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~p~1#1.offset_59|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset_143|, whoop_wrapper_read_nvramThread1of1ForFork0_#t~ret1339#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_#t~ret1339#1_37|, whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.offset=|v_whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.offset_17|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1_53|, whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1_25|, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1=|v_whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~i~1#1_79|} AuxVars[] AssignedVars[whoop_wrapper_read_nvramThread1of1ForFork0_#t~ret1339#1, whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_#in~cond#1, whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.offset, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#res#1, whoop_wrapper_read_nvramThread1of1ForFork0_#res#1.base, whoop_wrapper_read_nvramThread1of1ForFork0___VERIFIER_assert_~cond#1, whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_#t~mem1318#1][946], [Black: 623#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 608#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 630#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 638#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 634#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 636#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 679#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 586#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1InUse, Black: 592#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 648#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0)), Black: 658#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 584#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0)), Black: 590#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 651#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 656#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 660#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 632#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 326#whoop_wrapper_read_nvramEXITtrue, 540#(= |#race~whoop_int~0| 0), Black: 545#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0)), 224#whoop_wrapper_nvram_unlocked_ioctlEXITtrue, Black: 544#(= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0), 535#true, Black: 612#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (not (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0))) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 546#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0)), Black: 606#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 604#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|)))), Black: 542#true, 148#L6863-6true, Black: 605#(and (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 607#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (or (= |~#nvram_mutex~0.offset| 0) (not (= |~#nvram_mutex~0.base| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|))) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), 594#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 3) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 1) 0) (= |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 2) 0) (= |~#nvram_mutex~0.offset| 0) (= |whoop_wrapper_nvram_unlocked_ioctlThread1of1ForFork1_mutex_lock_#in~lock#1.offset| 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) 0) 0)), Black: 560#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 4)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 556#(= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0), Black: 558#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 557#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 562#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 4)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 5 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 6)) 0)), 547#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 3)) 0)), Black: 559#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 561#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 4)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 5 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0)), Black: 554#true, 563#(and (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 2 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 4)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 5 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 3)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 1)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ 7 |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|)) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset|) 0) (= (select (select |#race| |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.base|) (+ |whoop_wrapper_read_nvramThread1of1ForFork0_read_nvram_~ppos#1.offset| 6)) 0))]) [2023-08-31 19:29:36,995 INFO L383 tUnfolder$Statistics]: this new event has 58 ancestors and is cut-off event [2023-08-31 19:29:36,995 INFO L386 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-31 19:29:36,995 INFO L386 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-31 19:29:36,995 INFO L386 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-31 19:29:37,016 INFO L130 PetriNetUnfolder]: 5479/11883 cut-off events. [2023-08-31 19:29:37,017 INFO L131 PetriNetUnfolder]: For 82096/92577 co-relation queries the response was YES. [2023-08-31 19:29:37,067 INFO L83 FinitePrefix]: Finished finitePrefix Result has 57950 conditions, 11883 events. 5479/11883 cut-off events. For 82096/92577 co-relation queries the response was YES. Maximal size of possible extension queue 327. Compared 98662 event pairs, 540 based on Foata normal form. 1706/12713 useless extension candidates. Maximal degree in co-relation 57910. Up to 4117 conditions per place. [2023-08-31 19:29:37,106 INFO L137 encePairwiseOnDemand]: 1122/1139 looper letters, 419 selfloop transitions, 470 changer transitions 0/949 dead transitions. [2023-08-31 19:29:37,106 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 949 transitions, 14757 flow [2023-08-31 19:29:37,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-31 19:29:37,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-31 19:29:37,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4734 transitions. [2023-08-31 19:29:37,115 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4618086040386304 [2023-08-31 19:29:37,115 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4734 transitions. [2023-08-31 19:29:37,115 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4734 transitions. [2023-08-31 19:29:37,117 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:37,117 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4734 transitions. [2023-08-31 19:29:37,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 526.0) internal successors, (4734), 9 states have internal predecessors, (4734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:37,132 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:37,133 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1139.0) internal successors, (11390), 10 states have internal predecessors, (11390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:37,133 INFO L175 Difference]: Start difference. First operand has 155 places, 687 transitions, 10312 flow. Second operand 9 states and 4734 transitions. [2023-08-31 19:29:37,133 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 949 transitions, 14757 flow [2023-08-31 19:29:37,445 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 159 places, 949 transitions, 14395 flow, removed 64 selfloop flow, removed 4 redundant places. [2023-08-31 19:29:37,457 INFO L231 Difference]: Finished difference. Result has 163 places, 783 transitions, 13016 flow [2023-08-31 19:29:37,458 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=9989, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=687, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=392, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=262, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=13016, PETRI_PLACES=163, PETRI_TRANSITIONS=783} [2023-08-31 19:29:37,458 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 50 predicate places. [2023-08-31 19:29:37,458 INFO L495 AbstractCegarLoop]: Abstraction has has 163 places, 783 transitions, 13016 flow [2023-08-31 19:29:37,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 506.44444444444446) internal successors, (4558), 9 states have internal predecessors, (4558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:37,459 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:37,460 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:37,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-31 19:29:37,460 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:37,460 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:37,460 INFO L85 PathProgramCache]: Analyzing trace with hash -562648808, now seen corresponding path program 1 times [2023-08-31 19:29:37,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:37,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957534230] [2023-08-31 19:29:37,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:37,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:37,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:37,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:37,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957534230] [2023-08-31 19:29:37,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957534230] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:37,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:37,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-31 19:29:37,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860705795] [2023-08-31 19:29:37,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:37,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-31 19:29:37,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:37,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-31 19:29:37,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-31 19:29:38,283 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 507 out of 1139 [2023-08-31 19:29:38,285 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 783 transitions, 13016 flow. Second operand has 6 states, 6 states have (on average 509.3333333333333) internal successors, (3056), 6 states have internal predecessors, (3056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:38,285 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:38,285 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 507 of 1139 [2023-08-31 19:29:38,285 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:40,543 INFO L130 PetriNetUnfolder]: 4324/10704 cut-off events. [2023-08-31 19:29:40,543 INFO L131 PetriNetUnfolder]: For 94042/96260 co-relation queries the response was YES. [2023-08-31 19:29:40,584 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53968 conditions, 10704 events. 4324/10704 cut-off events. For 94042/96260 co-relation queries the response was YES. Maximal size of possible extension queue 292. Compared 95113 event pairs, 640 based on Foata normal form. 513/10543 useless extension candidates. Maximal degree in co-relation 53924. Up to 5828 conditions per place. [2023-08-31 19:29:40,611 INFO L137 encePairwiseOnDemand]: 1131/1139 looper letters, 696 selfloop transitions, 64 changer transitions 2/859 dead transitions. [2023-08-31 19:29:40,611 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 859 transitions, 15600 flow [2023-08-31 19:29:40,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-31 19:29:40,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-31 19:29:40,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3100 transitions. [2023-08-31 19:29:40,617 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4536142815335089 [2023-08-31 19:29:40,617 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3100 transitions. [2023-08-31 19:29:40,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3100 transitions. [2023-08-31 19:29:40,618 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:40,618 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3100 transitions. [2023-08-31 19:29:40,621 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 516.6666666666666) internal successors, (3100), 6 states have internal predecessors, (3100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:40,625 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1139.0) internal successors, (7973), 7 states have internal predecessors, (7973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:40,626 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1139.0) internal successors, (7973), 7 states have internal predecessors, (7973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:40,626 INFO L175 Difference]: Start difference. First operand has 163 places, 783 transitions, 13016 flow. Second operand 6 states and 3100 transitions. [2023-08-31 19:29:40,626 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 859 transitions, 15600 flow [2023-08-31 19:29:40,863 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 859 transitions, 15367 flow, removed 87 selfloop flow, removed 2 redundant places. [2023-08-31 19:29:40,874 INFO L231 Difference]: Finished difference. Result has 170 places, 845 transitions, 13948 flow [2023-08-31 19:29:40,875 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=12815, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=783, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=764, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=13948, PETRI_PLACES=170, PETRI_TRANSITIONS=845} [2023-08-31 19:29:40,876 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 57 predicate places. [2023-08-31 19:29:40,876 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 845 transitions, 13948 flow [2023-08-31 19:29:40,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 509.3333333333333) internal successors, (3056), 6 states have internal predecessors, (3056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:40,876 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:40,876 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:40,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-31 19:29:40,877 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:40,877 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:40,877 INFO L85 PathProgramCache]: Analyzing trace with hash -621606072, now seen corresponding path program 1 times [2023-08-31 19:29:40,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:40,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827486079] [2023-08-31 19:29:40,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:40,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:29:48,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:29:48,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:29:48,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827486079] [2023-08-31 19:29:48,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827486079] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:29:48,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:29:48,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 19:29:48,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076541246] [2023-08-31 19:29:48,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:29:48,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 19:29:48,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:29:48,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 19:29:48,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2023-08-31 19:29:49,613 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-31 19:29:49,616 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 845 transitions, 13948 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:49,616 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:29:49,616 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-31 19:29:49,616 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:29:56,448 INFO L130 PetriNetUnfolder]: 11089/24774 cut-off events. [2023-08-31 19:29:56,448 INFO L131 PetriNetUnfolder]: For 204378/208780 co-relation queries the response was YES. [2023-08-31 19:29:56,565 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132324 conditions, 24774 events. 11089/24774 cut-off events. For 204378/208780 co-relation queries the response was YES. Maximal size of possible extension queue 701. Compared 240433 event pairs, 1258 based on Foata normal form. 1555/25210 useless extension candidates. Maximal degree in co-relation 132276. Up to 9504 conditions per place. [2023-08-31 19:29:56,643 INFO L137 encePairwiseOnDemand]: 1110/1139 looper letters, 1413 selfloop transitions, 270 changer transitions 0/1739 dead transitions. [2023-08-31 19:29:56,643 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 1739 transitions, 31122 flow [2023-08-31 19:29:56,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-31 19:29:56,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-31 19:29:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6860 transitions. [2023-08-31 19:29:56,652 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4302019315188762 [2023-08-31 19:29:56,653 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6860 transitions. [2023-08-31 19:29:56,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6860 transitions. [2023-08-31 19:29:56,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:29:56,655 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6860 transitions. [2023-08-31 19:29:56,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 490.0) internal successors, (6860), 14 states have internal predecessors, (6860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:56,671 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:56,672 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:56,672 INFO L175 Difference]: Start difference. First operand has 170 places, 845 transitions, 13948 flow. Second operand 14 states and 6860 transitions. [2023-08-31 19:29:56,672 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 1739 transitions, 31122 flow [2023-08-31 19:29:57,631 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 1739 transitions, 31122 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-31 19:29:57,651 INFO L231 Difference]: Finished difference. Result has 193 places, 1060 transitions, 18935 flow [2023-08-31 19:29:57,651 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=13948, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=845, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=103, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=669, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=18935, PETRI_PLACES=193, PETRI_TRANSITIONS=1060} [2023-08-31 19:29:57,651 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 80 predicate places. [2023-08-31 19:29:57,652 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 1060 transitions, 18935 flow [2023-08-31 19:29:57,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:29:57,653 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:29:57,653 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:29:57,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-31 19:29:57,653 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:29:57,653 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:29:57,653 INFO L85 PathProgramCache]: Analyzing trace with hash 74055822, now seen corresponding path program 2 times [2023-08-31 19:29:57,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:29:57,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325828667] [2023-08-31 19:29:57,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:29:57,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:29:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:30:04,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:30:04,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:30:04,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325828667] [2023-08-31 19:30:04,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325828667] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:30:04,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:30:04,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 19:30:04,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583485714] [2023-08-31 19:30:04,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:30:04,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 19:30:04,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:30:04,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 19:30:04,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2023-08-31 19:30:05,755 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 478 out of 1139 [2023-08-31 19:30:05,758 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 1060 transitions, 18935 flow. Second operand has 14 states, 14 states have (on average 479.35714285714283) internal successors, (6711), 14 states have internal predecessors, (6711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:05,758 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:30:05,758 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 478 of 1139 [2023-08-31 19:30:05,758 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:30:13,759 INFO L130 PetriNetUnfolder]: 11012/24546 cut-off events. [2023-08-31 19:30:13,759 INFO L131 PetriNetUnfolder]: For 243390/247876 co-relation queries the response was YES. [2023-08-31 19:30:13,882 INFO L83 FinitePrefix]: Finished finitePrefix Result has 142452 conditions, 24546 events. 11012/24546 cut-off events. For 243390/247876 co-relation queries the response was YES. Maximal size of possible extension queue 725. Compared 238518 event pairs, 1024 based on Foata normal form. 1306/24641 useless extension candidates. Maximal degree in co-relation 142392. Up to 9705 conditions per place. [2023-08-31 19:30:13,951 INFO L137 encePairwiseOnDemand]: 1101/1139 looper letters, 1245 selfloop transitions, 392 changer transitions 0/1693 dead transitions. [2023-08-31 19:30:13,951 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 207 places, 1693 transitions, 30726 flow [2023-08-31 19:30:13,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-08-31 19:30:13,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2023-08-31 19:30:13,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 7414 transitions. [2023-08-31 19:30:13,962 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4339479075212174 [2023-08-31 19:30:13,962 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 7414 transitions. [2023-08-31 19:30:13,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 7414 transitions. [2023-08-31 19:30:13,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:30:13,964 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 7414 transitions. [2023-08-31 19:30:13,971 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 494.26666666666665) internal successors, (7414), 15 states have internal predecessors, (7414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:13,980 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 1139.0) internal successors, (18224), 16 states have internal predecessors, (18224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:13,981 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 1139.0) internal successors, (18224), 16 states have internal predecessors, (18224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:13,981 INFO L175 Difference]: Start difference. First operand has 193 places, 1060 transitions, 18935 flow. Second operand 15 states and 7414 transitions. [2023-08-31 19:30:13,981 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 207 places, 1693 transitions, 30726 flow [2023-08-31 19:30:15,159 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 1693 transitions, 30725 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-31 19:30:15,183 INFO L231 Difference]: Finished difference. Result has 218 places, 1295 transitions, 23427 flow [2023-08-31 19:30:15,184 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=18934, PETRI_DIFFERENCE_MINUEND_PLACES=192, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1060, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=207, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=752, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=23427, PETRI_PLACES=218, PETRI_TRANSITIONS=1295} [2023-08-31 19:30:15,185 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 105 predicate places. [2023-08-31 19:30:15,185 INFO L495 AbstractCegarLoop]: Abstraction has has 218 places, 1295 transitions, 23427 flow [2023-08-31 19:30:15,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 479.35714285714283) internal successors, (6711), 14 states have internal predecessors, (6711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:15,186 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:30:15,186 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:30:15,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-31 19:30:15,187 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:30:15,187 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:30:15,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1415673622, now seen corresponding path program 3 times [2023-08-31 19:30:15,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:30:15,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131179] [2023-08-31 19:30:15,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:30:15,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:30:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:30:21,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:30:21,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:30:21,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131179] [2023-08-31 19:30:21,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131179] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:30:21,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:30:21,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 19:30:21,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868280370] [2023-08-31 19:30:21,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:30:21,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 19:30:21,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:30:21,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 19:30:21,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-08-31 19:30:22,035 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-31 19:30:22,038 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 1295 transitions, 23427 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:22,038 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:30:22,038 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-31 19:30:22,038 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:30:34,029 INFO L130 PetriNetUnfolder]: 13487/32252 cut-off events. [2023-08-31 19:30:34,029 INFO L131 PetriNetUnfolder]: For 374490/380305 co-relation queries the response was YES. [2023-08-31 19:30:34,246 INFO L83 FinitePrefix]: Finished finitePrefix Result has 203232 conditions, 32252 events. 13487/32252 cut-off events. For 374490/380305 co-relation queries the response was YES. Maximal size of possible extension queue 1180. Compared 347470 event pairs, 1446 based on Foata normal form. 2227/32938 useless extension candidates. Maximal degree in co-relation 203160. Up to 11671 conditions per place. [2023-08-31 19:30:34,343 INFO L137 encePairwiseOnDemand]: 1102/1139 looper letters, 1088 selfloop transitions, 601 changer transitions 0/1745 dead transitions. [2023-08-31 19:30:34,344 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 1745 transitions, 34568 flow [2023-08-31 19:30:34,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-08-31 19:30:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2023-08-31 19:30:34,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 6387 transitions. [2023-08-31 19:30:34,350 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4313500371445938 [2023-08-31 19:30:34,350 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 6387 transitions. [2023-08-31 19:30:34,351 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 6387 transitions. [2023-08-31 19:30:34,352 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:30:34,352 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 6387 transitions. [2023-08-31 19:30:34,358 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 491.3076923076923) internal successors, (6387), 13 states have internal predecessors, (6387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:34,366 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 1139.0) internal successors, (15946), 14 states have internal predecessors, (15946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:34,368 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 1139.0) internal successors, (15946), 14 states have internal predecessors, (15946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:34,368 INFO L175 Difference]: Start difference. First operand has 218 places, 1295 transitions, 23427 flow. Second operand 13 states and 6387 transitions. [2023-08-31 19:30:34,368 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 1745 transitions, 34568 flow [2023-08-31 19:30:37,157 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 1745 transitions, 34305 flow, removed 131 selfloop flow, removed 1 redundant places. [2023-08-31 19:30:37,180 INFO L231 Difference]: Finished difference. Result has 239 places, 1539 transitions, 31149 flow [2023-08-31 19:30:37,181 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=23252, PETRI_DIFFERENCE_MINUEND_PLACES=217, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1295, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=393, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=776, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=31149, PETRI_PLACES=239, PETRI_TRANSITIONS=1539} [2023-08-31 19:30:37,182 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 126 predicate places. [2023-08-31 19:30:37,182 INFO L495 AbstractCegarLoop]: Abstraction has has 239 places, 1539 transitions, 31149 flow [2023-08-31 19:30:37,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:37,183 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:30:37,183 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:30:37,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-31 19:30:37,184 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:30:37,184 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:30:37,184 INFO L85 PathProgramCache]: Analyzing trace with hash 113269482, now seen corresponding path program 4 times [2023-08-31 19:30:37,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:30:37,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691655564] [2023-08-31 19:30:37,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:30:37,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:30:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:30:42,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:30:42,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:30:42,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691655564] [2023-08-31 19:30:42,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691655564] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:30:42,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:30:42,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 19:30:42,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145489914] [2023-08-31 19:30:42,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:30:42,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 19:30:42,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:30:42,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 19:30:42,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-08-31 19:30:43,881 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 1139 [2023-08-31 19:30:43,885 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 239 places, 1539 transitions, 31149 flow. Second operand has 14 states, 14 states have (on average 481.35714285714283) internal successors, (6739), 14 states have internal predecessors, (6739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:30:43,885 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:30:43,885 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 1139 [2023-08-31 19:30:43,885 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:31:00,062 INFO L130 PetriNetUnfolder]: 16316/39561 cut-off events. [2023-08-31 19:31:00,063 INFO L131 PetriNetUnfolder]: For 557537/564768 co-relation queries the response was YES. [2023-08-31 19:31:00,424 INFO L83 FinitePrefix]: Finished finitePrefix Result has 270017 conditions, 39561 events. 16316/39561 cut-off events. For 557537/564768 co-relation queries the response was YES. Maximal size of possible extension queue 1616. Compared 447143 event pairs, 2101 based on Foata normal form. 2374/39994 useless extension candidates. Maximal degree in co-relation 269935. Up to 13739 conditions per place. [2023-08-31 19:31:00,545 INFO L137 encePairwiseOnDemand]: 1110/1139 looper letters, 1478 selfloop transitions, 687 changer transitions 0/2221 dead transitions. [2023-08-31 19:31:00,545 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 2221 transitions, 49303 flow [2023-08-31 19:31:00,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-31 19:31:00,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-31 19:31:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6914 transitions. [2023-08-31 19:31:00,550 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4335883607174213 [2023-08-31 19:31:00,550 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6914 transitions. [2023-08-31 19:31:00,550 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6914 transitions. [2023-08-31 19:31:00,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:31:00,552 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6914 transitions. [2023-08-31 19:31:00,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 493.85714285714283) internal successors, (6914), 14 states have internal predecessors, (6914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:00,567 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:00,568 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:00,568 INFO L175 Difference]: Start difference. First operand has 239 places, 1539 transitions, 31149 flow. Second operand 14 states and 6914 transitions. [2023-08-31 19:31:00,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 2221 transitions, 49303 flow [2023-08-31 19:31:04,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 2221 transitions, 49261 flow, removed 18 selfloop flow, removed 2 redundant places. [2023-08-31 19:31:04,520 INFO L231 Difference]: Finished difference. Result has 261 places, 1878 transitions, 42943 flow [2023-08-31 19:31:04,521 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=31107, PETRI_DIFFERENCE_MINUEND_PLACES=237, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1539, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=348, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=934, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=42943, PETRI_PLACES=261, PETRI_TRANSITIONS=1878} [2023-08-31 19:31:04,521 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 148 predicate places. [2023-08-31 19:31:04,521 INFO L495 AbstractCegarLoop]: Abstraction has has 261 places, 1878 transitions, 42943 flow [2023-08-31 19:31:04,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 481.35714285714283) internal successors, (6739), 14 states have internal predecessors, (6739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:04,523 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:31:04,523 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:31:04,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-31 19:31:04,523 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:31:04,523 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:31:04,523 INFO L85 PathProgramCache]: Analyzing trace with hash 830999316, now seen corresponding path program 5 times [2023-08-31 19:31:04,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:31:04,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466032482] [2023-08-31 19:31:04,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:31:04,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:31:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:31:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:31:10,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:31:10,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466032482] [2023-08-31 19:31:10,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466032482] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:31:10,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:31:10,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 19:31:10,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133065864] [2023-08-31 19:31:10,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:31:10,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 19:31:10,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:31:10,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 19:31:10,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-08-31 19:31:11,460 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 479 out of 1139 [2023-08-31 19:31:11,463 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 261 places, 1878 transitions, 42943 flow. Second operand has 14 states, 14 states have (on average 480.35714285714283) internal successors, (6725), 14 states have internal predecessors, (6725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:11,463 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:31:11,464 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 479 of 1139 [2023-08-31 19:31:11,464 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:31:34,204 INFO L130 PetriNetUnfolder]: 18489/45309 cut-off events. [2023-08-31 19:31:34,205 INFO L131 PetriNetUnfolder]: For 763956/772508 co-relation queries the response was YES. [2023-08-31 19:31:34,848 INFO L83 FinitePrefix]: Finished finitePrefix Result has 321154 conditions, 45309 events. 18489/45309 cut-off events. For 763956/772508 co-relation queries the response was YES. Maximal size of possible extension queue 2041. Compared 531244 event pairs, 2608 based on Foata normal form. 3382/46352 useless extension candidates. Maximal degree in co-relation 321061. Up to 15584 conditions per place. [2023-08-31 19:31:35,008 INFO L137 encePairwiseOnDemand]: 1103/1139 looper letters, 1237 selfloop transitions, 1007 changer transitions 0/2300 dead transitions. [2023-08-31 19:31:35,008 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 2300 transitions, 56555 flow [2023-08-31 19:31:35,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-31 19:31:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-31 19:31:35,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6894 transitions. [2023-08-31 19:31:35,014 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4323341276809231 [2023-08-31 19:31:35,014 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6894 transitions. [2023-08-31 19:31:35,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6894 transitions. [2023-08-31 19:31:35,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:31:35,016 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6894 transitions. [2023-08-31 19:31:35,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 492.42857142857144) internal successors, (6894), 14 states have internal predecessors, (6894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:35,031 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:35,032 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:35,032 INFO L175 Difference]: Start difference. First operand has 261 places, 1878 transitions, 42943 flow. Second operand 14 states and 6894 transitions. [2023-08-31 19:31:35,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 2300 transitions, 56555 flow [2023-08-31 19:31:41,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 2300 transitions, 56353 flow, removed 98 selfloop flow, removed 2 redundant places. [2023-08-31 19:31:41,219 INFO L231 Difference]: Finished difference. Result has 283 places, 2100 transitions, 53655 flow [2023-08-31 19:31:41,220 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=42741, PETRI_DIFFERENCE_MINUEND_PLACES=259, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1878, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=785, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=955, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=53655, PETRI_PLACES=283, PETRI_TRANSITIONS=2100} [2023-08-31 19:31:41,221 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 170 predicate places. [2023-08-31 19:31:41,221 INFO L495 AbstractCegarLoop]: Abstraction has has 283 places, 2100 transitions, 53655 flow [2023-08-31 19:31:41,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 480.35714285714283) internal successors, (6725), 14 states have internal predecessors, (6725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:41,222 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:31:41,222 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:31:41,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-31 19:31:41,222 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:31:41,222 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:31:41,222 INFO L85 PathProgramCache]: Analyzing trace with hash -789791224, now seen corresponding path program 6 times [2023-08-31 19:31:41,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:31:41,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255753315] [2023-08-31 19:31:41,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:31:41,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:31:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:31:46,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:31:46,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:31:46,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255753315] [2023-08-31 19:31:46,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255753315] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:31:46,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:31:46,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 19:31:46,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083266975] [2023-08-31 19:31:46,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:31:46,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 19:31:46,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:31:46,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 19:31:46,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2023-08-31 19:31:47,673 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-31 19:31:47,676 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 283 places, 2100 transitions, 53655 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:31:47,676 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:31:47,676 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-31 19:31:47,676 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:32:18,371 INFO L130 PetriNetUnfolder]: 21179/52262 cut-off events. [2023-08-31 19:32:18,371 INFO L131 PetriNetUnfolder]: For 1039141/1048988 co-relation queries the response was YES. [2023-08-31 19:32:19,188 INFO L83 FinitePrefix]: Finished finitePrefix Result has 389597 conditions, 52262 events. 21179/52262 cut-off events. For 1039141/1048988 co-relation queries the response was YES. Maximal size of possible extension queue 2470. Compared 631466 event pairs, 3304 based on Foata normal form. 3603/53124 useless extension candidates. Maximal degree in co-relation 389493. Up to 17894 conditions per place. [2023-08-31 19:32:19,402 INFO L137 encePairwiseOnDemand]: 1109/1139 looper letters, 1588 selfloop transitions, 1094 changer transitions 0/2738 dead transitions. [2023-08-31 19:32:19,403 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 296 places, 2738 transitions, 74677 flow [2023-08-31 19:32:19,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-31 19:32:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-31 19:32:19,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6872 transitions. [2023-08-31 19:32:19,408 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43095447134077514 [2023-08-31 19:32:19,409 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6872 transitions. [2023-08-31 19:32:19,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6872 transitions. [2023-08-31 19:32:19,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:32:19,410 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6872 transitions. [2023-08-31 19:32:19,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 490.85714285714283) internal successors, (6872), 14 states have internal predecessors, (6872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:32:19,425 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:32:19,426 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:32:19,426 INFO L175 Difference]: Start difference. First operand has 283 places, 2100 transitions, 53655 flow. Second operand 14 states and 6872 transitions. [2023-08-31 19:32:19,426 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 296 places, 2738 transitions, 74677 flow [2023-08-31 19:32:28,272 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 2738 transitions, 74413 flow, removed 82 selfloop flow, removed 3 redundant places. [2023-08-31 19:32:28,317 INFO L231 Difference]: Finished difference. Result has 304 places, 2420 transitions, 68416 flow [2023-08-31 19:32:28,319 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=53395, PETRI_DIFFERENCE_MINUEND_PLACES=280, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=774, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1088, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=68416, PETRI_PLACES=304, PETRI_TRANSITIONS=2420} [2023-08-31 19:32:28,319 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 191 predicate places. [2023-08-31 19:32:28,319 INFO L495 AbstractCegarLoop]: Abstraction has has 304 places, 2420 transitions, 68416 flow [2023-08-31 19:32:28,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:32:28,320 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:32:28,320 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:32:28,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-31 19:32:28,321 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:32:28,321 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:32:28,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1375051648, now seen corresponding path program 7 times [2023-08-31 19:32:28,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:32:28,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526368955] [2023-08-31 19:32:28,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:32:28,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:32:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:32:35,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:32:35,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:32:35,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526368955] [2023-08-31 19:32:35,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526368955] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:32:35,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:32:35,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 19:32:35,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378108403] [2023-08-31 19:32:35,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:32:35,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 19:32:35,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:32:35,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 19:32:35,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-08-31 19:32:36,433 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-31 19:32:36,435 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 304 places, 2420 transitions, 68416 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:32:36,435 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:32:36,435 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-31 19:32:36,436 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:33:16,063 INFO L130 PetriNetUnfolder]: 23490/58347 cut-off events. [2023-08-31 19:33:16,063 INFO L131 PetriNetUnfolder]: For 1369139/1380595 co-relation queries the response was YES. [2023-08-31 19:33:17,045 INFO L83 FinitePrefix]: Finished finitePrefix Result has 450905 conditions, 58347 events. 23490/58347 cut-off events. For 1369139/1380595 co-relation queries the response was YES. Maximal size of possible extension queue 2902. Compared 724839 event pairs, 3756 based on Foata normal form. 4821/60036 useless extension candidates. Maximal degree in co-relation 450791. Up to 19863 conditions per place. [2023-08-31 19:33:17,263 INFO L137 encePairwiseOnDemand]: 1103/1139 looper letters, 1401 selfloop transitions, 1400 changer transitions 0/2857 dead transitions. [2023-08-31 19:33:17,263 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 2857 transitions, 85041 flow [2023-08-31 19:33:17,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-08-31 19:33:17,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2023-08-31 19:33:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 7348 transitions. [2023-08-31 19:33:17,268 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43008486976880306 [2023-08-31 19:33:17,268 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 7348 transitions. [2023-08-31 19:33:17,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 7348 transitions. [2023-08-31 19:33:17,269 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:33:17,269 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 7348 transitions. [2023-08-31 19:33:17,273 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 489.8666666666667) internal successors, (7348), 15 states have internal predecessors, (7348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:33:17,282 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 1139.0) internal successors, (18224), 16 states have internal predecessors, (18224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:33:17,284 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 1139.0) internal successors, (18224), 16 states have internal predecessors, (18224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:33:17,284 INFO L175 Difference]: Start difference. First operand has 304 places, 2420 transitions, 68416 flow. Second operand 15 states and 7348 transitions. [2023-08-31 19:33:17,284 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 2857 transitions, 85041 flow [2023-08-31 19:33:29,591 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 2857 transitions, 84639 flow, removed 198 selfloop flow, removed 2 redundant places. [2023-08-31 19:33:29,647 INFO L231 Difference]: Finished difference. Result has 328 places, 2663 transitions, 82625 flow [2023-08-31 19:33:29,649 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=68100, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2420, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1157, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=82625, PETRI_PLACES=328, PETRI_TRANSITIONS=2663} [2023-08-31 19:33:29,649 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 215 predicate places. [2023-08-31 19:33:29,650 INFO L495 AbstractCegarLoop]: Abstraction has has 328 places, 2663 transitions, 82625 flow [2023-08-31 19:33:29,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:33:29,651 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:33:29,651 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:33:29,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-31 19:33:29,651 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:33:29,652 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:33:29,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1091926736, now seen corresponding path program 8 times [2023-08-31 19:33:29,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:33:29,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983177312] [2023-08-31 19:33:29,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:33:29,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:33:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:33:34,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:33:34,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:33:34,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983177312] [2023-08-31 19:33:34,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983177312] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:33:34,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:33:34,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 19:33:34,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883491756] [2023-08-31 19:33:34,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:33:34,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 19:33:34,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:33:34,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 19:33:34,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2023-08-31 19:33:36,134 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 477 out of 1139 [2023-08-31 19:33:36,136 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 2663 transitions, 82625 flow. Second operand has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:33:36,136 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:33:36,136 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 477 of 1139 [2023-08-31 19:33:36,136 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:34:27,912 INFO L130 PetriNetUnfolder]: 26028/64947 cut-off events. [2023-08-31 19:34:27,913 INFO L131 PetriNetUnfolder]: For 1747045/1759911 co-relation queries the response was YES. [2023-08-31 19:34:29,260 INFO L83 FinitePrefix]: Finished finitePrefix Result has 524688 conditions, 64947 events. 26028/64947 cut-off events. For 1747045/1759911 co-relation queries the response was YES. Maximal size of possible extension queue 3329. Compared 824260 event pairs, 4507 based on Foata normal form. 4955/66357 useless extension candidates. Maximal degree in co-relation 524562. Up to 22042 conditions per place. [2023-08-31 19:34:29,506 INFO L137 encePairwiseOnDemand]: 1108/1139 looper letters, 1713 selfloop transitions, 1488 changer transitions 0/3257 dead transitions. [2023-08-31 19:34:29,506 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 3257 transitions, 105969 flow [2023-08-31 19:34:29,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-08-31 19:34:29,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2023-08-31 19:34:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 6872 transitions. [2023-08-31 19:34:29,511 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43095447134077514 [2023-08-31 19:34:29,512 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 6872 transitions. [2023-08-31 19:34:29,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 6872 transitions. [2023-08-31 19:34:29,513 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:34:29,513 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 6872 transitions. [2023-08-31 19:34:29,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 490.85714285714283) internal successors, (6872), 14 states have internal predecessors, (6872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:34:29,527 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:34:29,528 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 1139.0) internal successors, (17085), 15 states have internal predecessors, (17085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:34:29,528 INFO L175 Difference]: Start difference. First operand has 328 places, 2663 transitions, 82625 flow. Second operand 14 states and 6872 transitions. [2023-08-31 19:34:29,529 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 3257 transitions, 105969 flow [2023-08-31 19:34:47,267 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 3257 transitions, 105739 flow, removed 112 selfloop flow, removed 2 redundant places. [2023-08-31 19:34:47,329 INFO L231 Difference]: Finished difference. Result has 350 places, 2964 transitions, 100255 flow [2023-08-31 19:34:47,331 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1139, PETRI_DIFFERENCE_MINUEND_FLOW=82403, PETRI_DIFFERENCE_MINUEND_PLACES=326, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2663, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1187, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1257, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=100255, PETRI_PLACES=350, PETRI_TRANSITIONS=2964} [2023-08-31 19:34:47,331 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 237 predicate places. [2023-08-31 19:34:47,331 INFO L495 AbstractCegarLoop]: Abstraction has has 350 places, 2964 transitions, 100255 flow [2023-08-31 19:34:47,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 478.35714285714283) internal successors, (6697), 14 states have internal predecessors, (6697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:34:47,332 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 19:34:47,332 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-31 19:34:47,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-31 19:34:47,332 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting whoop_wrapper_read_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-31 19:34:47,333 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 19:34:47,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1756423724, now seen corresponding path program 9 times [2023-08-31 19:34:47,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 19:34:47,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512924417] [2023-08-31 19:34:47,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 19:34:47,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 19:34:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 19:34:54,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 19:34:54,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 19:34:54,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512924417] [2023-08-31 19:34:54,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512924417] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 19:34:54,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 19:34:54,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-31 19:34:54,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55129995] [2023-08-31 19:34:54,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 19:34:54,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-31 19:34:54,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 19:34:54,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-31 19:34:54,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2023-08-31 19:34:55,597 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 479 out of 1139 [2023-08-31 19:34:55,599 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 350 places, 2964 transitions, 100255 flow. Second operand has 14 states, 14 states have (on average 480.35714285714283) internal successors, (6725), 14 states have internal predecessors, (6725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:34:55,599 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 19:34:55,599 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 479 of 1139 [2023-08-31 19:34:55,599 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 19:35:59,043 INFO L130 PetriNetUnfolder]: 28501/71433 cut-off events. [2023-08-31 19:35:59,043 INFO L131 PetriNetUnfolder]: For 2250582/2265224 co-relation queries the response was YES. [2023-08-31 19:36:01,005 INFO L83 FinitePrefix]: Finished finitePrefix Result has 597717 conditions, 71433 events. 28501/71433 cut-off events. For 2250582/2265224 co-relation queries the response was YES. Maximal size of possible extension queue 3763. Compared 923604 event pairs, 4817 based on Foata normal form. 6510/74021 useless extension candidates. Maximal degree in co-relation 597580. Up to 24117 conditions per place. [2023-08-31 19:36:01,288 INFO L137 encePairwiseOnDemand]: 1103/1139 looper letters, 1580 selfloop transitions, 1780 changer transitions 0/3416 dead transitions. [2023-08-31 19:36:01,289 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 365 places, 3416 transitions, 119907 flow [2023-08-31 19:36:01,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-08-31 19:36:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2023-08-31 19:36:01,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 7862 transitions. [2023-08-31 19:36:01,294 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4314091308165057 [2023-08-31 19:36:01,294 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 7862 transitions. [2023-08-31 19:36:01,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 7862 transitions. [2023-08-31 19:36:01,296 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 19:36:01,296 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 7862 transitions. [2023-08-31 19:36:01,302 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 491.375) internal successors, (7862), 16 states have internal predecessors, (7862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:36:01,312 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 1139.0) internal successors, (19363), 17 states have internal predecessors, (19363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:36:01,313 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 1139.0) internal successors, (19363), 17 states have internal predecessors, (19363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-31 19:36:01,314 INFO L175 Difference]: Start difference. First operand has 350 places, 2964 transitions, 100255 flow. Second operand 16 states and 7862 transitions. [2023-08-31 19:36:01,314 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 365 places, 3416 transitions, 119907 flow Killed by 15