./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --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_nvram_unlocked_ioctl_write_nvram.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 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 16:52:50,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 16:52:50,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 16:52:50,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 16:52:50,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 16:52:50,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 16:52:50,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 16:52:50,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 16:52:50,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 16:52:50,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 16:52:50,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 16:52:50,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 16:52:50,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 16:52:50,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 16:52:50,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 16:52:50,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 16:52:50,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 16:52:50,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 16:52:50,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 16:52:50,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 16:52:50,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 16:52:50,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 16:52:50,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 16:52:50,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 16:52:50,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 16:52:50,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 16:52:50,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 16:52:50,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 16:52:50,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 16:52:50,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 16:52:50,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 16:52:50,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 16:52:50,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 16:52:50,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 16:52:50,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 16:52:50,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 16:52:50,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 16:52:50,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 16:52:50,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 16:52:50,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 16:52:50,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 16:52:50,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 16:52:50,912 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 16:52:50,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 16:52:50,914 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 16:52:50,914 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 16:52:50,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 16:52:50,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 16:52:50,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 16:52:50,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 16:52:50,916 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 16:52:50,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 16:52:50,917 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 16:52:50,917 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 16:52:50,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 16:52:50,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 16:52:50,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 16:52:50,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 16:52:50,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 16:52:50,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 16:52:50,918 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 16:52:50,918 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 16:52:50,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 16:52:50,918 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 16:52:50,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 16:52:50,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 16:52:50,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 16:52:50,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 16:52:50,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 16:52:50,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 16:52:50,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 16:52:50,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 16:52:50,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 16:52:50,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 16:52:50,920 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 16:52:50,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 16:52:50,920 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 16:52:50,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 16:52:50,921 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 16:52:50,921 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 16:52:51,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 16:52:51,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 16:52:51,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 16:52:51,175 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 16:52:51,176 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 16:52:51,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2023-08-29 16:52:52,159 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 16:52:52,592 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 16:52:52,592 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2023-08-29 16:52:52,641 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b17b3e6ce/0e7bc8a3c7734643be575193fb950ffd/FLAG6a039429f [2023-08-29 16:52:52,660 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b17b3e6ce/0e7bc8a3c7734643be575193fb950ffd [2023-08-29 16:52:52,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 16:52:52,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 16:52:52,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 16:52:52,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 16:52:52,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 16:52:52,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:52:52" (1/1) ... [2023-08-29 16:52:52,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74f19e5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:52, skipping insertion in model container [2023-08-29 16:52:52,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:52:52" (1/1) ... [2023-08-29 16:52:52,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 16:52:52,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 16:52:53,014 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_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2023-08-29 16:52:54,686 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 16:52:55,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 16:52:55,100 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 16:52:55,118 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_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2023-08-29 16:52:55,305 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 16:52:55,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 16:52:55,870 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:52:55,870 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:52:55,870 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:52:55,870 WARN L667 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:52:55,871 WARN L667 CHandler]: The function __builtin_constant_p is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:52:55,871 WARN L667 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:52:55,871 WARN L667 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 16:52:55,875 INFO L208 MainTranslator]: Completed translation [2023-08-29 16:52:55,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55 WrapperNode [2023-08-29 16:52:55,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 16:52:55,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 16:52:55,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 16:52:55,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 16:52:55,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:55,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,011 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 347, calls inlined = 19, statements flattened = 499 [2023-08-29 16:52:56,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 16:52:56,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 16:52:56,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 16:52:56,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 16:52:56,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,058 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 16:52:56,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 16:52:56,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 16:52:56,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 16:52:56,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (1/1) ... [2023-08-29 16:52:56,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 16:52:56,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 16:52:56,124 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) [2023-08-29 16:52:56,217 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 [2023-08-29 16:52:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 16:52:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 16:52:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 16:52:56,241 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 16:52:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 16:52:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 16:52:56,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 16:52:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-08-29 16:52:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 16:52:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 16:52:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 16:52:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 16:52:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 16:52:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-29 16:52:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2023-08-29 16:52:56,243 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2023-08-29 16:52:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 16:52:56,244 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 16:52:56,624 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 16:52:56,625 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 16:52:57,133 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 16:52:57,172 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 16:52:57,173 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-29 16:52:57,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:52:57 BoogieIcfgContainer [2023-08-29 16:52:57,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 16:52:57,176 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 16:52:57,176 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 16:52:57,178 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 16:52:57,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:52:52" (1/3) ... [2023-08-29 16:52:57,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464a995a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:52:57, skipping insertion in model container [2023-08-29 16:52:57,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:52:55" (2/3) ... [2023-08-29 16:52:57,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464a995a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:52:57, skipping insertion in model container [2023-08-29 16:52:57,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:52:57" (3/3) ... [2023-08-29 16:52:57,180 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2023-08-29 16:52:57,186 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 16:52:57,192 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 16:52:57,192 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2023-08-29 16:52:57,192 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 16:52:57,291 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 16:52:57,316 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 531 places, 536 transitions, 1088 flow [2023-08-29 16:52:57,468 INFO L130 PetriNetUnfolder]: 12/534 cut-off events. [2023-08-29 16:52:57,468 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 16:52:57,474 INFO L83 FinitePrefix]: Finished finitePrefix Result has 543 conditions, 534 events. 12/534 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 563 event pairs, 0 based on Foata normal form. 0/481 useless extension candidates. Maximal degree in co-relation 455. Up to 4 conditions per place. [2023-08-29 16:52:57,475 INFO L82 GeneralOperation]: Start removeDead. Operand has 531 places, 536 transitions, 1088 flow [2023-08-29 16:52:57,480 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 521 places, 526 transitions, 1061 flow [2023-08-29 16:52:57,482 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 16:52:57,487 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 521 places, 526 transitions, 1061 flow [2023-08-29 16:52:57,489 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 521 places, 526 transitions, 1061 flow [2023-08-29 16:52:57,489 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 521 places, 526 transitions, 1061 flow [2023-08-29 16:52:57,570 INFO L130 PetriNetUnfolder]: 12/526 cut-off events. [2023-08-29 16:52:57,570 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-29 16:52:57,574 INFO L83 FinitePrefix]: Finished finitePrefix Result has 534 conditions, 526 events. 12/526 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 496 event pairs, 0 based on Foata normal form. 0/473 useless extension candidates. Maximal degree in co-relation 455. Up to 4 conditions per place. [2023-08-29 16:52:57,582 INFO L119 LiptonReduction]: Number of co-enabled transitions 23334 [2023-08-29 16:55:00,022 WARN L222 SmtUtils]: Spent 1.17m on a formula simplification. DAG size of input: 540 DAG size of output: 536 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:55:40,030 WARN L222 SmtUtils]: Spent 39.99s on a formula simplification that was a NOOP. DAG size: 483 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:56:53,577 WARN L222 SmtUtils]: Spent 1.23m on a formula simplification. DAG size of input: 543 DAG size of output: 539 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:57:14,590 WARN L222 SmtUtils]: Spent 21.00s on a formula simplification that was a NOOP. DAG size: 486 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:58:40,774 WARN L222 SmtUtils]: Spent 1.44m on a formula simplification. DAG size of input: 551 DAG size of output: 547 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 16:59:34,734 WARN L222 SmtUtils]: Spent 53.95s on a formula simplification that was a NOOP. DAG size: 492 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:01:36,988 WARN L222 SmtUtils]: Spent 2.04m on a formula simplification. DAG size of input: 558 DAG size of output: 554 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:02:37,034 WARN L222 SmtUtils]: Spent 1.00m on a formula simplification that was a NOOP. DAG size: 499 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 17:02:37,046 INFO L134 LiptonReduction]: Checked pairs total: 87336 [2023-08-29 17:02:37,046 INFO L136 LiptonReduction]: Total number of compositions: 622 [2023-08-29 17:02:37,063 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 17:02:37,067 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;@446e4ce5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 17:02:37,067 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2023-08-29 17:02:37,068 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 17:02:37,069 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 17:02:37,069 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:37,069 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 17:02:37,071 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:37,075 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:37,075 INFO L85 PathProgramCache]: Analyzing trace with hash 2013, now seen corresponding path program 1 times [2023-08-29 17:02:37,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:37,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478617035] [2023-08-29 17:02:37,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:37,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:37,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:37,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:37,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478617035] [2023-08-29 17:02:37,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478617035] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:37,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:37,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 17:02:37,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607014499] [2023-08-29 17:02:37,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:37,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 17:02:37,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:37,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 17:02:37,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 17:02:37,268 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 523 out of 1158 [2023-08-29 17:02:37,272 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 110 transitions, 229 flow. Second operand has 2 states, 2 states have (on average 523.5) internal successors, (1047), 2 states have internal predecessors, (1047), 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) [2023-08-29 17:02:37,272 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:37,273 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 523 of 1158 [2023-08-29 17:02:37,273 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:02:37,475 INFO L130 PetriNetUnfolder]: 210/869 cut-off events. [2023-08-29 17:02:37,476 INFO L131 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2023-08-29 17:02:37,477 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1255 conditions, 869 events. 210/869 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 4817 event pairs, 162 based on Foata normal form. 8/784 useless extension candidates. Maximal degree in co-relation 1174. Up to 354 conditions per place. [2023-08-29 17:02:37,480 INFO L137 encePairwiseOnDemand]: 1126/1158 looper letters, 25 selfloop transitions, 0 changer transitions 0/78 dead transitions. [2023-08-29 17:02:37,480 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 78 transitions, 215 flow [2023-08-29 17:02:37,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 17:02:37,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 17:02:37,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1103 transitions. [2023-08-29 17:02:37,498 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47625215889464595 [2023-08-29 17:02:37,499 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1103 transitions. [2023-08-29 17:02:37,499 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1103 transitions. [2023-08-29 17:02:37,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:02:37,503 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1103 transitions. [2023-08-29 17:02:37,508 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 551.5) internal successors, (1103), 2 states have internal predecessors, (1103), 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) [2023-08-29 17:02:37,514 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1158.0) internal successors, (3474), 3 states have internal predecessors, (3474), 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) [2023-08-29 17:02:37,515 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1158.0) internal successors, (3474), 3 states have internal predecessors, (3474), 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) [2023-08-29 17:02:37,516 INFO L175 Difference]: Start difference. First operand has 113 places, 110 transitions, 229 flow. Second operand 2 states and 1103 transitions. [2023-08-29 17:02:37,520 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 78 transitions, 215 flow [2023-08-29 17:02:37,522 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 78 transitions, 210 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-08-29 17:02:37,524 INFO L231 Difference]: Finished difference. Result has 79 places, 78 transitions, 160 flow [2023-08-29 17:02:37,525 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, 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} [2023-08-29 17:02:37,527 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -34 predicate places. [2023-08-29 17:02:37,527 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 78 transitions, 160 flow [2023-08-29 17:02:37,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 523.5) internal successors, (1047), 2 states have internal predecessors, (1047), 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) [2023-08-29 17:02:37,528 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:37,528 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-29 17:02:37,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 17:02:37,529 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:37,529 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:37,529 INFO L85 PathProgramCache]: Analyzing trace with hash 62745727, now seen corresponding path program 1 times [2023-08-29 17:02:37,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:37,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762503231] [2023-08-29 17:02:37,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:37,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:37,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:37,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762503231] [2023-08-29 17:02:37,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762503231] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:37,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:37,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 17:02:37,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991762653] [2023-08-29 17:02:37,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:37,747 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 17:02:37,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:37,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 17:02:37,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 17:02:37,761 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 510 out of 1158 [2023-08-29 17:02:37,762 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 78 transitions, 160 flow. Second operand has 3 states, 3 states have (on average 511.3333333333333) internal successors, (1534), 3 states have internal predecessors, (1534), 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) [2023-08-29 17:02:37,762 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:37,762 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 510 of 1158 [2023-08-29 17:02:37,762 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:02:37,924 INFO L130 PetriNetUnfolder]: 292/1059 cut-off events. [2023-08-29 17:02:37,924 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2023-08-29 17:02:37,925 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1568 conditions, 1059 events. 292/1059 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 5931 event pairs, 228 based on Foata normal form. 0/949 useless extension candidates. Maximal degree in co-relation 1565. Up to 483 conditions per place. [2023-08-29 17:02:37,928 INFO L137 encePairwiseOnDemand]: 1154/1158 looper letters, 26 selfloop transitions, 1 changer transitions 0/75 dead transitions. [2023-08-29 17:02:37,928 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 75 transitions, 208 flow [2023-08-29 17:02:37,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 17:02:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 17:02:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1560 transitions. [2023-08-29 17:02:37,931 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44905008635578586 [2023-08-29 17:02:37,931 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1560 transitions. [2023-08-29 17:02:37,931 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1560 transitions. [2023-08-29 17:02:37,931 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:02:37,932 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1560 transitions. [2023-08-29 17:02:37,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 520.0) internal successors, (1560), 3 states have internal predecessors, (1560), 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) [2023-08-29 17:02:37,937 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1158.0) internal successors, (4632), 4 states have internal predecessors, (4632), 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) [2023-08-29 17:02:37,939 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1158.0) internal successors, (4632), 4 states have internal predecessors, (4632), 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) [2023-08-29 17:02:37,939 INFO L175 Difference]: Start difference. First operand has 79 places, 78 transitions, 160 flow. Second operand 3 states and 1560 transitions. [2023-08-29 17:02:37,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 75 transitions, 208 flow [2023-08-29 17:02:37,940 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 75 transitions, 208 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 17:02:37,941 INFO L231 Difference]: Finished difference. Result has 78 places, 75 transitions, 156 flow [2023-08-29 17:02:37,941 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, 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} [2023-08-29 17:02:37,941 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -35 predicate places. [2023-08-29 17:02:37,942 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 75 transitions, 156 flow [2023-08-29 17:02:37,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 511.3333333333333) internal successors, (1534), 3 states have internal predecessors, (1534), 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) [2023-08-29 17:02:37,943 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:37,943 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:02:37,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 17:02:37,943 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:37,943 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:37,943 INFO L85 PathProgramCache]: Analyzing trace with hash 590622346, now seen corresponding path program 1 times [2023-08-29 17:02:37,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:37,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926441087] [2023-08-29 17:02:37,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:37,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:38,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:38,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926441087] [2023-08-29 17:02:38,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926441087] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:38,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:38,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 17:02:38,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136085593] [2023-08-29 17:02:38,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:38,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 17:02:38,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:38,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 17:02:38,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 17:02:38,885 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 506 out of 1158 [2023-08-29 17:02:38,888 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 75 transitions, 156 flow. Second operand has 6 states, 6 states have (on average 507.6666666666667) internal successors, (3046), 6 states have internal predecessors, (3046), 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) [2023-08-29 17:02:38,888 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:38,888 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 506 of 1158 [2023-08-29 17:02:38,888 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:02:39,551 INFO L130 PetriNetUnfolder]: 1844/3568 cut-off events. [2023-08-29 17:02:39,552 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 17:02:39,555 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6537 conditions, 3568 events. 1844/3568 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 20708 event pairs, 466 based on Foata normal form. 0/3205 useless extension candidates. Maximal degree in co-relation 6533. Up to 1893 conditions per place. [2023-08-29 17:02:39,563 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 99 selfloop transitions, 45 changer transitions 0/181 dead transitions. [2023-08-29 17:02:39,564 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 181 transitions, 657 flow [2023-08-29 17:02:39,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 17:02:39,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 17:02:39,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3181 transitions. [2023-08-29 17:02:39,569 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45782959124928035 [2023-08-29 17:02:39,569 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3181 transitions. [2023-08-29 17:02:39,569 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3181 transitions. [2023-08-29 17:02:39,570 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:02:39,571 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3181 transitions. [2023-08-29 17:02:39,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 530.1666666666666) internal successors, (3181), 6 states have internal predecessors, (3181), 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) [2023-08-29 17:02:39,582 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1158.0) internal successors, (8106), 7 states have internal predecessors, (8106), 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) [2023-08-29 17:02:39,584 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1158.0) internal successors, (8106), 7 states have internal predecessors, (8106), 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) [2023-08-29 17:02:39,584 INFO L175 Difference]: Start difference. First operand has 78 places, 75 transitions, 156 flow. Second operand 6 states and 3181 transitions. [2023-08-29 17:02:39,584 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 181 transitions, 657 flow [2023-08-29 17:02:39,586 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 181 transitions, 656 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 17:02:39,588 INFO L231 Difference]: Finished difference. Result has 87 places, 119 transitions, 453 flow [2023-08-29 17:02:39,588 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, 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} [2023-08-29 17:02:39,589 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -26 predicate places. [2023-08-29 17:02:39,590 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 119 transitions, 453 flow [2023-08-29 17:02:39,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 507.6666666666667) internal successors, (3046), 6 states have internal predecessors, (3046), 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) [2023-08-29 17:02:39,591 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:39,591 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:02:39,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 17:02:39,591 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:39,592 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:39,592 INFO L85 PathProgramCache]: Analyzing trace with hash -584922927, now seen corresponding path program 1 times [2023-08-29 17:02:39,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:39,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056898899] [2023-08-29 17:02:39,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:39,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:40,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:40,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:40,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056898899] [2023-08-29 17:02:40,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056898899] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:40,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:40,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-08-29 17:02:40,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161682433] [2023-08-29 17:02:40,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:40,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 17:02:40,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:40,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 17:02:40,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-08-29 17:02:41,374 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 482 out of 1158 [2023-08-29 17:02:41,378 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 119 transitions, 453 flow. Second operand has 10 states, 10 states have (on average 483.4) internal successors, (4834), 10 states have internal predecessors, (4834), 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) [2023-08-29 17:02:41,378 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:41,378 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 482 of 1158 [2023-08-29 17:02:41,378 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:02:42,523 INFO L130 PetriNetUnfolder]: 2797/5359 cut-off events. [2023-08-29 17:02:42,524 INFO L131 PetriNetUnfolder]: For 3227/3404 co-relation queries the response was YES. [2023-08-29 17:02:42,532 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13942 conditions, 5359 events. 2797/5359 cut-off events. For 3227/3404 co-relation queries the response was YES. Maximal size of possible extension queue 124. Compared 33335 event pairs, 524 based on Foata normal form. 0/5071 useless extension candidates. Maximal degree in co-relation 13934. Up to 2808 conditions per place. [2023-08-29 17:02:42,549 INFO L137 encePairwiseOnDemand]: 1124/1158 looper letters, 151 selfloop transitions, 113 changer transitions 0/283 dead transitions. [2023-08-29 17:02:42,549 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 283 transitions, 1632 flow [2023-08-29 17:02:42,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-08-29 17:02:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-08-29 17:02:42,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 4979 transitions. [2023-08-29 17:02:42,558 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42996545768566496 [2023-08-29 17:02:42,558 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 4979 transitions. [2023-08-29 17:02:42,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 4979 transitions. [2023-08-29 17:02:42,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:02:42,560 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 4979 transitions. [2023-08-29 17:02:42,567 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 497.9) internal successors, (4979), 10 states have internal predecessors, (4979), 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) [2023-08-29 17:02:42,579 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 1158.0) internal successors, (12738), 11 states have internal predecessors, (12738), 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) [2023-08-29 17:02:42,582 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 1158.0) internal successors, (12738), 11 states have internal predecessors, (12738), 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) [2023-08-29 17:02:42,582 INFO L175 Difference]: Start difference. First operand has 87 places, 119 transitions, 453 flow. Second operand 10 states and 4979 transitions. [2023-08-29 17:02:42,582 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 283 transitions, 1632 flow [2023-08-29 17:02:42,605 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 283 transitions, 1632 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 17:02:42,608 INFO L231 Difference]: Finished difference. Result has 105 places, 230 transitions, 1521 flow [2023-08-29 17:02:42,608 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, 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} [2023-08-29 17:02:42,609 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -8 predicate places. [2023-08-29 17:02:42,609 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 230 transitions, 1521 flow [2023-08-29 17:02:42,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 483.4) internal successors, (4834), 10 states have internal predecessors, (4834), 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) [2023-08-29 17:02:42,610 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:42,610 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:02:42,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 17:02:42,611 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:42,611 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:42,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1000398403, now seen corresponding path program 1 times [2023-08-29 17:02:42,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:42,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218385629] [2023-08-29 17:02:42,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:42,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:43,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:43,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218385629] [2023-08-29 17:02:43,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218385629] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:43,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:43,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-29 17:02:43,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236766663] [2023-08-29 17:02:43,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:43,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-08-29 17:02:43,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:43,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-08-29 17:02:43,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-08-29 17:02:44,438 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1158 [2023-08-29 17:02:44,440 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 230 transitions, 1521 flow. Second operand has 8 states, 8 states have (on average 506.625) internal successors, (4053), 8 states have internal predecessors, (4053), 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) [2023-08-29 17:02:44,440 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:44,441 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1158 [2023-08-29 17:02:44,441 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:02:45,653 INFO L130 PetriNetUnfolder]: 2958/5867 cut-off events. [2023-08-29 17:02:45,653 INFO L131 PetriNetUnfolder]: For 7726/9168 co-relation queries the response was YES. [2023-08-29 17:02:45,664 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18905 conditions, 5867 events. 2958/5867 cut-off events. For 7726/9168 co-relation queries the response was YES. Maximal size of possible extension queue 118. Compared 38034 event pairs, 545 based on Foata normal form. 652/6101 useless extension candidates. Maximal degree in co-relation 18888. Up to 1889 conditions per place. [2023-08-29 17:02:45,685 INFO L137 encePairwiseOnDemand]: 1143/1158 looper letters, 244 selfloop transitions, 81 changer transitions 0/384 dead transitions. [2023-08-29 17:02:45,685 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 384 transitions, 2890 flow [2023-08-29 17:02:45,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-29 17:02:45,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-29 17:02:45,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3680 transitions. [2023-08-29 17:02:45,691 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4539847026893659 [2023-08-29 17:02:45,691 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3680 transitions. [2023-08-29 17:02:45,691 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3680 transitions. [2023-08-29 17:02:45,692 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:02:45,693 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3680 transitions. [2023-08-29 17:02:45,697 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 525.7142857142857) internal successors, (3680), 7 states have internal predecessors, (3680), 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) [2023-08-29 17:02:45,703 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 1158.0) internal successors, (9264), 8 states have internal predecessors, (9264), 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) [2023-08-29 17:02:45,703 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 1158.0) internal successors, (9264), 8 states have internal predecessors, (9264), 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) [2023-08-29 17:02:45,704 INFO L175 Difference]: Start difference. First operand has 105 places, 230 transitions, 1521 flow. Second operand 7 states and 3680 transitions. [2023-08-29 17:02:45,704 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 384 transitions, 2890 flow [2023-08-29 17:02:45,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 384 transitions, 2890 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 17:02:45,729 INFO L231 Difference]: Finished difference. Result has 116 places, 270 transitions, 2058 flow [2023-08-29 17:02:45,729 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=1521, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=230, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=50, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2058, PETRI_PLACES=116, PETRI_TRANSITIONS=270} [2023-08-29 17:02:45,729 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 3 predicate places. [2023-08-29 17:02:45,730 INFO L495 AbstractCegarLoop]: Abstraction has has 116 places, 270 transitions, 2058 flow [2023-08-29 17:02:45,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 506.625) internal successors, (4053), 8 states have internal predecessors, (4053), 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) [2023-08-29 17:02:45,731 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:45,731 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:02:45,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-29 17:02:45,733 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:45,734 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:45,734 INFO L85 PathProgramCache]: Analyzing trace with hash 848276789, now seen corresponding path program 1 times [2023-08-29 17:02:45,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:45,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802861969] [2023-08-29 17:02:45,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:45,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:46,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:46,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:46,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802861969] [2023-08-29 17:02:46,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802861969] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:46,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:46,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 17:02:46,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396766254] [2023-08-29 17:02:46,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:46,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 17:02:46,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:46,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 17:02:46,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 17:02:46,442 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 506 out of 1158 [2023-08-29 17:02:46,443 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 270 transitions, 2058 flow. Second operand has 6 states, 6 states have (on average 508.3333333333333) internal successors, (3050), 6 states have internal predecessors, (3050), 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) [2023-08-29 17:02:46,443 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:46,443 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 506 of 1158 [2023-08-29 17:02:46,443 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:02:47,364 INFO L130 PetriNetUnfolder]: 2213/4930 cut-off events. [2023-08-29 17:02:47,365 INFO L131 PetriNetUnfolder]: For 10069/10393 co-relation queries the response was YES. [2023-08-29 17:02:47,381 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17838 conditions, 4930 events. 2213/4930 cut-off events. For 10069/10393 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 33631 event pairs, 571 based on Foata normal form. 22/4700 useless extension candidates. Maximal degree in co-relation 17815. Up to 2655 conditions per place. [2023-08-29 17:02:47,397 INFO L137 encePairwiseOnDemand]: 1150/1158 looper letters, 209 selfloop transitions, 32 changer transitions 2/310 dead transitions. [2023-08-29 17:02:47,397 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 310 transitions, 2800 flow [2023-08-29 17:02:47,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 17:02:47,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 17:02:47,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3095 transitions. [2023-08-29 17:02:47,403 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4454519286125504 [2023-08-29 17:02:47,403 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3095 transitions. [2023-08-29 17:02:47,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3095 transitions. [2023-08-29 17:02:47,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:02:47,404 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3095 transitions. [2023-08-29 17:02:47,407 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 515.8333333333334) internal successors, (3095), 6 states have internal predecessors, (3095), 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) [2023-08-29 17:02:47,413 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1158.0) internal successors, (8106), 7 states have internal predecessors, (8106), 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) [2023-08-29 17:02:47,414 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1158.0) internal successors, (8106), 7 states have internal predecessors, (8106), 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) [2023-08-29 17:02:47,414 INFO L175 Difference]: Start difference. First operand has 116 places, 270 transitions, 2058 flow. Second operand 6 states and 3095 transitions. [2023-08-29 17:02:47,414 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 310 transitions, 2800 flow [2023-08-29 17:02:47,447 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 310 transitions, 2791 flow, removed 4 selfloop flow, removed 1 redundant places. [2023-08-29 17:02:47,453 INFO L231 Difference]: Finished difference. Result has 124 places, 300 transitions, 2406 flow [2023-08-29 17:02:47,454 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=2049, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2406, PETRI_PLACES=124, PETRI_TRANSITIONS=300} [2023-08-29 17:02:47,456 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 11 predicate places. [2023-08-29 17:02:47,456 INFO L495 AbstractCegarLoop]: Abstraction has has 124 places, 300 transitions, 2406 flow [2023-08-29 17:02:47,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 508.3333333333333) internal successors, (3050), 6 states have internal predecessors, (3050), 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) [2023-08-29 17:02:47,457 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:47,457 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] [2023-08-29 17:02:47,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-29 17:02:47,457 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:47,458 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:47,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1075747220, now seen corresponding path program 1 times [2023-08-29 17:02:47,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:47,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435963972] [2023-08-29 17:02:47,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:47,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:55,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:55,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435963972] [2023-08-29 17:02:55,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435963972] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:55,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:55,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-08-29 17:02:55,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228364518] [2023-08-29 17:02:55,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:55,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-29 17:02:55,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:55,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-29 17:02:55,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2023-08-29 17:02:56,017 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 479 out of 1158 [2023-08-29 17:02:56,020 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 300 transitions, 2406 flow. Second operand has 13 states, 13 states have (on average 480.46153846153845) internal successors, (6246), 13 states have internal predecessors, (6246), 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) [2023-08-29 17:02:56,020 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:56,020 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 479 of 1158 [2023-08-29 17:02:56,020 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:02:57,559 INFO L130 PetriNetUnfolder]: 2982/5709 cut-off events. [2023-08-29 17:02:57,559 INFO L131 PetriNetUnfolder]: For 13228/13613 co-relation queries the response was YES. [2023-08-29 17:02:57,577 INFO L83 FinitePrefix]: Finished finitePrefix Result has 22540 conditions, 5709 events. 2982/5709 cut-off events. For 13228/13613 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 35722 event pairs, 183 based on Foata normal form. 162/5630 useless extension candidates. Maximal degree in co-relation 22513. Up to 2168 conditions per place. [2023-08-29 17:02:57,594 INFO L137 encePairwiseOnDemand]: 1135/1158 looper letters, 361 selfloop transitions, 51 changer transitions 0/437 dead transitions. [2023-08-29 17:02:57,594 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 437 transitions, 4165 flow [2023-08-29 17:02:57,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-08-29 17:02:57,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-08-29 17:02:57,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 5873 transitions. [2023-08-29 17:02:57,603 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4226396085204375 [2023-08-29 17:02:57,603 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 5873 transitions. [2023-08-29 17:02:57,604 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 5873 transitions. [2023-08-29 17:02:57,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:02:57,606 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 5873 transitions. [2023-08-29 17:02:57,612 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 489.4166666666667) internal successors, (5873), 12 states have internal predecessors, (5873), 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) [2023-08-29 17:02:57,625 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 1158.0) internal successors, (15054), 13 states have internal predecessors, (15054), 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) [2023-08-29 17:02:57,627 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 1158.0) internal successors, (15054), 13 states have internal predecessors, (15054), 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) [2023-08-29 17:02:57,627 INFO L175 Difference]: Start difference. First operand has 124 places, 300 transitions, 2406 flow. Second operand 12 states and 5873 transitions. [2023-08-29 17:02:57,627 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 437 transitions, 4165 flow [2023-08-29 17:02:57,684 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 130 places, 437 transitions, 4098 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 17:02:57,687 INFO L231 Difference]: Finished difference. Result has 130 places, 297 transitions, 2450 flow [2023-08-29 17:02:57,688 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=2348, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=297, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=2450, PETRI_PLACES=130, PETRI_TRANSITIONS=297} [2023-08-29 17:02:57,688 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 17 predicate places. [2023-08-29 17:02:57,688 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 297 transitions, 2450 flow [2023-08-29 17:02:57,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 480.46153846153845) internal successors, (6246), 13 states have internal predecessors, (6246), 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) [2023-08-29 17:02:57,690 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:02:57,690 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:02:57,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-29 17:02:57,690 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:02:57,691 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:02:57,691 INFO L85 PathProgramCache]: Analyzing trace with hash 899533446, now seen corresponding path program 1 times [2023-08-29 17:02:57,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:02:57,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134115232] [2023-08-29 17:02:57,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:02:57,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:02:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:02:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:02:58,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:02:58,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134115232] [2023-08-29 17:02:58,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134115232] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:02:58,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:02:58,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-29 17:02:58,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080595212] [2023-08-29 17:02:58,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:02:58,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-08-29 17:02:58,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:02:58,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-08-29 17:02:58,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-08-29 17:02:59,175 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1158 [2023-08-29 17:02:59,177 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 297 transitions, 2450 flow. Second operand has 8 states, 8 states have (on average 507.125) internal successors, (4057), 8 states have internal predecessors, (4057), 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) [2023-08-29 17:02:59,177 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:02:59,177 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1158 [2023-08-29 17:02:59,177 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:00,072 INFO L130 PetriNetUnfolder]: 2209/4901 cut-off events. [2023-08-29 17:03:00,073 INFO L131 PetriNetUnfolder]: For 11813/12132 co-relation queries the response was YES. [2023-08-29 17:03:00,086 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19121 conditions, 4901 events. 2209/4901 cut-off events. For 11813/12132 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 33294 event pairs, 577 based on Foata normal form. 28/4691 useless extension candidates. Maximal degree in co-relation 19094. Up to 2607 conditions per place. [2023-08-29 17:03:00,096 INFO L137 encePairwiseOnDemand]: 1152/1158 looper letters, 194 selfloop transitions, 1 changer transitions 49/308 dead transitions. [2023-08-29 17:03:00,097 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 308 transitions, 2982 flow [2023-08-29 17:03:00,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-29 17:03:00,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-29 17:03:00,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3588 transitions. [2023-08-29 17:03:00,102 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44263508512213173 [2023-08-29 17:03:00,103 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3588 transitions. [2023-08-29 17:03:00,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3588 transitions. [2023-08-29 17:03:00,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:00,104 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3588 transitions. [2023-08-29 17:03:00,108 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 512.5714285714286) internal successors, (3588), 7 states have internal predecessors, (3588), 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) [2023-08-29 17:03:00,113 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 1158.0) internal successors, (9264), 8 states have internal predecessors, (9264), 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) [2023-08-29 17:03:00,114 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 1158.0) internal successors, (9264), 8 states have internal predecessors, (9264), 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) [2023-08-29 17:03:00,114 INFO L175 Difference]: Start difference. First operand has 130 places, 297 transitions, 2450 flow. Second operand 7 states and 3588 transitions. [2023-08-29 17:03:00,114 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 308 transitions, 2982 flow [2023-08-29 17:03:00,153 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 308 transitions, 2872 flow, removed 0 selfloop flow, removed 12 redundant places. [2023-08-29 17:03:00,156 INFO L231 Difference]: Finished difference. Result has 123 places, 259 transitions, 2006 flow [2023-08-29 17:03:00,157 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=2336, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=295, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2006, PETRI_PLACES=123, PETRI_TRANSITIONS=259} [2023-08-29 17:03:00,157 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 10 predicate places. [2023-08-29 17:03:00,157 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 259 transitions, 2006 flow [2023-08-29 17:03:00,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 507.125) internal successors, (4057), 8 states have internal predecessors, (4057), 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) [2023-08-29 17:03:00,158 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:00,158 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:00,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-29 17:03:00,158 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:00,159 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:00,159 INFO L85 PathProgramCache]: Analyzing trace with hash -179610530, now seen corresponding path program 1 times [2023-08-29 17:03:00,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:00,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909005142] [2023-08-29 17:03:00,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:00,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:01,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:01,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:01,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909005142] [2023-08-29 17:03:01,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909005142] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:01,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:01,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 17:03:01,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506570062] [2023-08-29 17:03:01,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:01,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 17:03:01,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:01,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 17:03:01,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-08-29 17:03:02,101 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 17:03:02,103 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 259 transitions, 2006 flow. Second operand has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:02,104 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:02,104 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 17:03:02,104 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:03,662 INFO L130 PetriNetUnfolder]: 3724/7338 cut-off events. [2023-08-29 17:03:03,663 INFO L131 PetriNetUnfolder]: For 14439/15139 co-relation queries the response was YES. [2023-08-29 17:03:03,679 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27259 conditions, 7338 events. 3724/7338 cut-off events. For 14439/15139 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 49747 event pairs, 152 based on Foata normal form. 640/7555 useless extension candidates. Maximal degree in co-relation 27233. Up to 3388 conditions per place. [2023-08-29 17:03:03,694 INFO L137 encePairwiseOnDemand]: 1147/1158 looper letters, 306 selfloop transitions, 161 changer transitions 21/538 dead transitions. [2023-08-29 17:03:03,694 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 538 transitions, 4955 flow [2023-08-29 17:03:03,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:03:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:03:03,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4666 transitions. [2023-08-29 17:03:03,701 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4477067741316446 [2023-08-29 17:03:03,701 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4666 transitions. [2023-08-29 17:03:03,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4666 transitions. [2023-08-29 17:03:03,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:03,704 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4666 transitions. [2023-08-29 17:03:03,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 518.4444444444445) internal successors, (4666), 9 states have internal predecessors, (4666), 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) [2023-08-29 17:03:03,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:03,716 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:03,716 INFO L175 Difference]: Start difference. First operand has 123 places, 259 transitions, 2006 flow. Second operand 9 states and 4666 transitions. [2023-08-29 17:03:03,717 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 538 transitions, 4955 flow [2023-08-29 17:03:03,793 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 538 transitions, 4898 flow, removed 28 selfloop flow, removed 2 redundant places. [2023-08-29 17:03:03,798 INFO L231 Difference]: Finished difference. Result has 121 places, 415 transitions, 4171 flow [2023-08-29 17:03:03,798 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=1991, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=4171, PETRI_PLACES=121, PETRI_TRANSITIONS=415} [2023-08-29 17:03:03,799 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 8 predicate places. [2023-08-29 17:03:03,799 INFO L495 AbstractCegarLoop]: Abstraction has has 121 places, 415 transitions, 4171 flow [2023-08-29 17:03:03,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:03,800 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:03,800 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:03,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-29 17:03:03,800 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:03,800 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:03,800 INFO L85 PathProgramCache]: Analyzing trace with hash -640285082, now seen corresponding path program 2 times [2023-08-29 17:03:03,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:03,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791058941] [2023-08-29 17:03:03,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:03,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:04,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:04,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:04,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791058941] [2023-08-29 17:03:04,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791058941] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:04,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:04,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 17:03:04,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537340584] [2023-08-29 17:03:04,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:04,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 17:03:04,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:04,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 17:03:04,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-08-29 17:03:05,280 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 17:03:05,282 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 415 transitions, 4171 flow. Second operand has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:05,282 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:05,283 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 17:03:05,283 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:06,898 INFO L130 PetriNetUnfolder]: 3848/7681 cut-off events. [2023-08-29 17:03:06,898 INFO L131 PetriNetUnfolder]: For 28013/31552 co-relation queries the response was YES. [2023-08-29 17:03:06,923 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32909 conditions, 7681 events. 3848/7681 cut-off events. For 28013/31552 co-relation queries the response was YES. Maximal size of possible extension queue 164. Compared 53874 event pairs, 437 based on Foata normal form. 1925/9353 useless extension candidates. Maximal degree in co-relation 32878. Up to 3913 conditions per place. [2023-08-29 17:03:06,942 INFO L137 encePairwiseOnDemand]: 1140/1158 looper letters, 243 selfloop transitions, 253 changer transitions 28/574 dead transitions. [2023-08-29 17:03:06,942 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 574 transitions, 6404 flow [2023-08-29 17:03:06,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-08-29 17:03:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-08-29 17:03:06,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 4163 transitions. [2023-08-29 17:03:06,947 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44937392055267705 [2023-08-29 17:03:06,947 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 4163 transitions. [2023-08-29 17:03:06,947 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 4163 transitions. [2023-08-29 17:03:06,948 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:06,949 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 4163 transitions. [2023-08-29 17:03:06,952 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 520.375) internal successors, (4163), 8 states have internal predecessors, (4163), 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) [2023-08-29 17:03:06,956 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 1158.0) internal successors, (10422), 9 states have internal predecessors, (10422), 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) [2023-08-29 17:03:06,957 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 1158.0) internal successors, (10422), 9 states have internal predecessors, (10422), 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) [2023-08-29 17:03:06,957 INFO L175 Difference]: Start difference. First operand has 121 places, 415 transitions, 4171 flow. Second operand 8 states and 4163 transitions. [2023-08-29 17:03:06,957 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 574 transitions, 6404 flow [2023-08-29 17:03:07,063 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 574 transitions, 6399 flow, removed 2 selfloop flow, removed 1 redundant places. [2023-08-29 17:03:07,068 INFO L231 Difference]: Finished difference. Result has 130 places, 481 transitions, 5842 flow [2023-08-29 17:03:07,069 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=4166, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=415, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=187, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=198, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=5842, PETRI_PLACES=130, PETRI_TRANSITIONS=481} [2023-08-29 17:03:07,069 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 17 predicate places. [2023-08-29 17:03:07,069 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 481 transitions, 5842 flow [2023-08-29 17:03:07,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:07,070 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:07,070 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:07,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-29 17:03:07,070 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:07,071 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:07,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1732153032, now seen corresponding path program 3 times [2023-08-29 17:03:07,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:07,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354178174] [2023-08-29 17:03:07,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:07,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:07,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:07,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:07,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354178174] [2023-08-29 17:03:07,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354178174] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:07,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:07,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 17:03:07,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618347568] [2023-08-29 17:03:07,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:07,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 17:03:07,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:07,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 17:03:07,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-29 17:03:08,466 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 17:03:08,467 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 481 transitions, 5842 flow. Second operand has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:08,467 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:08,467 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 17:03:08,467 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:10,332 INFO L130 PetriNetUnfolder]: 4689/9440 cut-off events. [2023-08-29 17:03:10,332 INFO L131 PetriNetUnfolder]: For 54222/57852 co-relation queries the response was YES. [2023-08-29 17:03:10,366 INFO L83 FinitePrefix]: Finished finitePrefix Result has 44273 conditions, 9440 events. 4689/9440 cut-off events. For 54222/57852 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 69381 event pairs, 464 based on Foata normal form. 1265/10387 useless extension candidates. Maximal degree in co-relation 44239. Up to 3897 conditions per place. [2023-08-29 17:03:10,390 INFO L137 encePairwiseOnDemand]: 1140/1158 looper letters, 292 selfloop transitions, 440 changer transitions 22/804 dead transitions. [2023-08-29 17:03:10,390 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 804 transitions, 10829 flow [2023-08-29 17:03:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:03:10,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:03:10,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4688 transitions. [2023-08-29 17:03:10,396 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4498176933410094 [2023-08-29 17:03:10,396 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4688 transitions. [2023-08-29 17:03:10,396 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4688 transitions. [2023-08-29 17:03:10,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:10,397 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4688 transitions. [2023-08-29 17:03:10,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 520.8888888888889) internal successors, (4688), 9 states have internal predecessors, (4688), 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) [2023-08-29 17:03:10,405 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:10,406 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:10,406 INFO L175 Difference]: Start difference. First operand has 130 places, 481 transitions, 5842 flow. Second operand 9 states and 4688 transitions. [2023-08-29 17:03:10,406 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 804 transitions, 10829 flow [2023-08-29 17:03:10,587 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 804 transitions, 10622 flow, removed 2 selfloop flow, removed 4 redundant places. [2023-08-29 17:03:10,595 INFO L231 Difference]: Finished difference. Result has 140 places, 683 transitions, 9866 flow [2023-08-29 17:03:10,595 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=5690, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=481, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=264, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=203, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=9866, PETRI_PLACES=140, PETRI_TRANSITIONS=683} [2023-08-29 17:03:10,595 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 27 predicate places. [2023-08-29 17:03:10,596 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 683 transitions, 9866 flow [2023-08-29 17:03:10,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:10,596 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:10,596 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:10,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-29 17:03:10,597 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:10,597 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:10,597 INFO L85 PathProgramCache]: Analyzing trace with hash 558172944, now seen corresponding path program 4 times [2023-08-29 17:03:10,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:10,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297179890] [2023-08-29 17:03:10,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:10,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:11,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:11,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:11,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297179890] [2023-08-29 17:03:11,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297179890] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:11,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:11,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 17:03:11,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228016635] [2023-08-29 17:03:11,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:11,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 17:03:11,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:11,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 17:03:11,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-29 17:03:12,367 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 17:03:12,369 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 683 transitions, 9866 flow. Second operand has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:12,369 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:12,369 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 17:03:12,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:14,896 INFO L130 PetriNetUnfolder]: 5162/10426 cut-off events. [2023-08-29 17:03:14,896 INFO L131 PetriNetUnfolder]: For 75819/79492 co-relation queries the response was YES. [2023-08-29 17:03:14,928 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54525 conditions, 10426 events. 5162/10426 cut-off events. For 75819/79492 co-relation queries the response was YES. Maximal size of possible extension queue 231. Compared 78713 event pairs, 525 based on Foata normal form. 1934/11990 useless extension candidates. Maximal degree in co-relation 54485. Up to 5067 conditions per place. [2023-08-29 17:03:14,951 INFO L137 encePairwiseOnDemand]: 1140/1158 looper letters, 347 selfloop transitions, 471 changer transitions 12/880 dead transitions. [2023-08-29 17:03:14,951 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 880 transitions, 13612 flow [2023-08-29 17:03:14,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:03:14,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:03:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4686 transitions. [2023-08-29 17:03:14,958 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4496257915947035 [2023-08-29 17:03:14,958 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4686 transitions. [2023-08-29 17:03:14,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4686 transitions. [2023-08-29 17:03:14,959 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:14,959 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4686 transitions. [2023-08-29 17:03:14,963 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 520.6666666666666) internal successors, (4686), 9 states have internal predecessors, (4686), 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) [2023-08-29 17:03:14,967 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:14,967 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:14,967 INFO L175 Difference]: Start difference. First operand has 140 places, 683 transitions, 9866 flow. Second operand 9 states and 4686 transitions. [2023-08-29 17:03:14,967 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 880 transitions, 13612 flow [2023-08-29 17:03:15,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 880 transitions, 13178 flow, removed 214 selfloop flow, removed 2 redundant places. [2023-08-29 17:03:15,258 INFO L231 Difference]: Finished difference. Result has 151 places, 788 transitions, 12999 flow [2023-08-29 17:03:15,259 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=9508, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=683, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=384, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=285, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=12999, PETRI_PLACES=151, PETRI_TRANSITIONS=788} [2023-08-29 17:03:15,259 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 38 predicate places. [2023-08-29 17:03:15,259 INFO L495 AbstractCegarLoop]: Abstraction has has 151 places, 788 transitions, 12999 flow [2023-08-29 17:03:15,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:15,260 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:15,260 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:15,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-29 17:03:15,260 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:15,260 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:15,260 INFO L85 PathProgramCache]: Analyzing trace with hash -2074970010, now seen corresponding path program 5 times [2023-08-29 17:03:15,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:15,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660249256] [2023-08-29 17:03:15,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:15,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:16,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:16,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660249256] [2023-08-29 17:03:16,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660249256] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:16,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:16,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 17:03:16,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406619522] [2023-08-29 17:03:16,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:16,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 17:03:16,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:16,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 17:03:16,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-08-29 17:03:16,778 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 17:03:16,781 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 788 transitions, 12999 flow. Second operand has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:16,781 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:16,781 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 17:03:16,781 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:19,273 INFO L130 PetriNetUnfolder]: 5192/10458 cut-off events. [2023-08-29 17:03:19,274 INFO L131 PetriNetUnfolder]: For 95561/98985 co-relation queries the response was YES. [2023-08-29 17:03:19,315 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58923 conditions, 10458 events. 5192/10458 cut-off events. For 95561/98985 co-relation queries the response was YES. Maximal size of possible extension queue 238. Compared 79264 event pairs, 435 based on Foata normal form. 1561/11626 useless extension candidates. Maximal degree in co-relation 58879. Up to 4690 conditions per place. [2023-08-29 17:03:19,344 INFO L137 encePairwiseOnDemand]: 1140/1158 looper letters, 367 selfloop transitions, 548 changer transitions 9/974 dead transitions. [2023-08-29 17:03:19,344 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 974 transitions, 16792 flow [2023-08-29 17:03:19,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:03:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:03:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4687 transitions. [2023-08-29 17:03:19,350 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44972174246785646 [2023-08-29 17:03:19,350 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4687 transitions. [2023-08-29 17:03:19,350 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4687 transitions. [2023-08-29 17:03:19,351 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:19,351 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4687 transitions. [2023-08-29 17:03:19,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 520.7777777777778) internal successors, (4687), 9 states have internal predecessors, (4687), 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) [2023-08-29 17:03:19,359 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:19,360 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:19,360 INFO L175 Difference]: Start difference. First operand has 151 places, 788 transitions, 12999 flow. Second operand 9 states and 4687 transitions. [2023-08-29 17:03:19,360 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 974 transitions, 16792 flow [2023-08-29 17:03:19,684 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 974 transitions, 16470 flow, removed 97 selfloop flow, removed 3 redundant places. [2023-08-29 17:03:19,696 INFO L231 Difference]: Finished difference. Result has 161 places, 879 transitions, 15925 flow [2023-08-29 17:03:19,697 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=12681, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=788, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=476, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=295, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=15925, PETRI_PLACES=161, PETRI_TRANSITIONS=879} [2023-08-29 17:03:19,697 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 48 predicate places. [2023-08-29 17:03:19,698 INFO L495 AbstractCegarLoop]: Abstraction has has 161 places, 879 transitions, 15925 flow [2023-08-29 17:03:19,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 504.0) internal successors, (4536), 9 states have internal predecessors, (4536), 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) [2023-08-29 17:03:19,698 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:19,698 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:19,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-29 17:03:19,699 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:19,699 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:19,699 INFO L85 PathProgramCache]: Analyzing trace with hash -551453660, now seen corresponding path program 1 times [2023-08-29 17:03:19,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:19,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599469389] [2023-08-29 17:03:19,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:19,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:20,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:20,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:20,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599469389] [2023-08-29 17:03:20,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599469389] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:20,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:20,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-08-29 17:03:20,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393890668] [2023-08-29 17:03:20,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:20,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 17:03:20,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:20,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 17:03:20,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-08-29 17:03:21,006 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 474 out of 1158 [2023-08-29 17:03:21,008 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 879 transitions, 15925 flow. Second operand has 10 states, 10 states have (on average 477.4) internal successors, (4774), 10 states have internal predecessors, (4774), 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) [2023-08-29 17:03:21,008 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:21,008 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 474 of 1158 [2023-08-29 17:03:21,008 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:25,105 INFO L130 PetriNetUnfolder]: 9873/17253 cut-off events. [2023-08-29 17:03:25,106 INFO L131 PetriNetUnfolder]: For 204027/204847 co-relation queries the response was YES. [2023-08-29 17:03:25,168 INFO L83 FinitePrefix]: Finished finitePrefix Result has 107075 conditions, 17253 events. 9873/17253 cut-off events. For 204027/204847 co-relation queries the response was YES. Maximal size of possible extension queue 369. Compared 119469 event pairs, 3536 based on Foata normal form. 234/17214 useless extension candidates. Maximal degree in co-relation 107026. Up to 14670 conditions per place. [2023-08-29 17:03:25,215 INFO L137 encePairwiseOnDemand]: 1141/1158 looper letters, 821 selfloop transitions, 577 changer transitions 44/1458 dead transitions. [2023-08-29 17:03:25,215 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 1458 transitions, 27496 flow [2023-08-29 17:03:25,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-08-29 17:03:25,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-08-29 17:03:25,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 4895 transitions. [2023-08-29 17:03:25,246 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42271157167530227 [2023-08-29 17:03:25,246 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 4895 transitions. [2023-08-29 17:03:25,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 4895 transitions. [2023-08-29 17:03:25,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:25,247 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 4895 transitions. [2023-08-29 17:03:25,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 489.5) internal successors, (4895), 10 states have internal predecessors, (4895), 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) [2023-08-29 17:03:25,255 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 1158.0) internal successors, (12738), 11 states have internal predecessors, (12738), 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) [2023-08-29 17:03:25,256 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 1158.0) internal successors, (12738), 11 states have internal predecessors, (12738), 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) [2023-08-29 17:03:25,268 INFO L175 Difference]: Start difference. First operand has 161 places, 879 transitions, 15925 flow. Second operand 10 states and 4895 transitions. [2023-08-29 17:03:25,269 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 1458 transitions, 27496 flow [2023-08-29 17:03:26,288 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 1458 transitions, 27115 flow, removed 158 selfloop flow, removed 2 redundant places. [2023-08-29 17:03:26,305 INFO L231 Difference]: Finished difference. Result has 177 places, 1374 transitions, 25489 flow [2023-08-29 17:03:26,306 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=15699, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=879, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=99, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=729, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=25489, PETRI_PLACES=177, PETRI_TRANSITIONS=1374} [2023-08-29 17:03:26,306 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 64 predicate places. [2023-08-29 17:03:26,306 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 1374 transitions, 25489 flow [2023-08-29 17:03:26,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 477.4) internal successors, (4774), 10 states have internal predecessors, (4774), 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) [2023-08-29 17:03:26,307 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:26,307 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:26,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-29 17:03:26,307 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:26,307 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:26,308 INFO L85 PathProgramCache]: Analyzing trace with hash -989505777, now seen corresponding path program 1 times [2023-08-29 17:03:26,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:26,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200796082] [2023-08-29 17:03:26,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:26,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:27,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:27,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:27,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200796082] [2023-08-29 17:03:27,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200796082] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:27,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:27,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-08-29 17:03:27,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069819210] [2023-08-29 17:03:27,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:27,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-29 17:03:27,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:27,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-29 17:03:27,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2023-08-29 17:03:27,977 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 469 out of 1158 [2023-08-29 17:03:27,980 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 1374 transitions, 25489 flow. Second operand has 13 states, 13 states have (on average 471.9230769230769) internal successors, (6135), 13 states have internal predecessors, (6135), 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) [2023-08-29 17:03:27,980 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:27,980 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 469 of 1158 [2023-08-29 17:03:27,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:33,653 INFO L130 PetriNetUnfolder]: 9886/17430 cut-off events. [2023-08-29 17:03:33,654 INFO L131 PetriNetUnfolder]: For 208060/208692 co-relation queries the response was YES. [2023-08-29 17:03:33,776 INFO L83 FinitePrefix]: Finished finitePrefix Result has 115803 conditions, 17430 events. 9886/17430 cut-off events. For 208060/208692 co-relation queries the response was YES. Maximal size of possible extension queue 382. Compared 122311 event pairs, 1638 based on Foata normal form. 312/17587 useless extension candidates. Maximal degree in co-relation 115746. Up to 12533 conditions per place. [2023-08-29 17:03:33,832 INFO L137 encePairwiseOnDemand]: 1143/1158 looper letters, 992 selfloop transitions, 874 changer transitions 9/1891 dead transitions. [2023-08-29 17:03:33,833 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 1891 transitions, 37979 flow [2023-08-29 17:03:33,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-08-29 17:03:33,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-08-29 17:03:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 5794 transitions. [2023-08-29 17:03:33,859 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4169545192861255 [2023-08-29 17:03:33,859 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 5794 transitions. [2023-08-29 17:03:33,859 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 5794 transitions. [2023-08-29 17:03:33,860 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:33,860 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 5794 transitions. [2023-08-29 17:03:33,879 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 482.8333333333333) internal successors, (5794), 12 states have internal predecessors, (5794), 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) [2023-08-29 17:03:33,885 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 1158.0) internal successors, (15054), 13 states have internal predecessors, (15054), 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) [2023-08-29 17:03:33,896 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 1158.0) internal successors, (15054), 13 states have internal predecessors, (15054), 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) [2023-08-29 17:03:33,896 INFO L175 Difference]: Start difference. First operand has 177 places, 1374 transitions, 25489 flow. Second operand 12 states and 5794 transitions. [2023-08-29 17:03:33,896 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 188 places, 1891 transitions, 37979 flow [2023-08-29 17:03:35,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 188 places, 1891 transitions, 37027 flow, removed 476 selfloop flow, removed 0 redundant places. [2023-08-29 17:03:35,102 INFO L231 Difference]: Finished difference. Result has 197 places, 1745 transitions, 35416 flow [2023-08-29 17:03:35,103 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=24537, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=537, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=793, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=35416, PETRI_PLACES=197, PETRI_TRANSITIONS=1745} [2023-08-29 17:03:35,104 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 84 predicate places. [2023-08-29 17:03:35,104 INFO L495 AbstractCegarLoop]: Abstraction has has 197 places, 1745 transitions, 35416 flow [2023-08-29 17:03:35,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 471.9230769230769) internal successors, (6135), 13 states have internal predecessors, (6135), 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) [2023-08-29 17:03:35,105 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:35,105 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:35,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-29 17:03:35,105 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:35,105 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:35,105 INFO L85 PathProgramCache]: Analyzing trace with hash 577802225, now seen corresponding path program 1 times [2023-08-29 17:03:35,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:35,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038729050] [2023-08-29 17:03:35,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:35,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:36,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:36,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:36,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038729050] [2023-08-29 17:03:36,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038729050] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:36,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:36,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 17:03:36,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065285926] [2023-08-29 17:03:36,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:36,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 17:03:36,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:36,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 17:03:36,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-08-29 17:03:37,645 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 501 out of 1158 [2023-08-29 17:03:37,647 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 1745 transitions, 35416 flow. Second operand has 10 states, 10 states have (on average 503.1) internal successors, (5031), 10 states have internal predecessors, (5031), 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) [2023-08-29 17:03:37,647 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:37,647 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 501 of 1158 [2023-08-29 17:03:37,647 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:41,930 INFO L130 PetriNetUnfolder]: 7117/14109 cut-off events. [2023-08-29 17:03:41,931 INFO L131 PetriNetUnfolder]: For 166200/168939 co-relation queries the response was YES. [2023-08-29 17:03:42,004 INFO L83 FinitePrefix]: Finished finitePrefix Result has 100445 conditions, 14109 events. 7117/14109 cut-off events. For 166200/168939 co-relation queries the response was YES. Maximal size of possible extension queue 411. Compared 110934 event pairs, 892 based on Foata normal form. 1806/15650 useless extension candidates. Maximal degree in co-relation 100378. Up to 5787 conditions per place. [2023-08-29 17:03:42,044 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 1607 selfloop transitions, 209 changer transitions 91/1959 dead transitions. [2023-08-29 17:03:42,044 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 1959 transitions, 41937 flow [2023-08-29 17:03:42,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-08-29 17:03:42,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-08-29 17:03:42,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 4155 transitions. [2023-08-29 17:03:42,048 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4485103626943005 [2023-08-29 17:03:42,048 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 4155 transitions. [2023-08-29 17:03:42,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 4155 transitions. [2023-08-29 17:03:42,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:42,049 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 4155 transitions. [2023-08-29 17:03:42,052 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 519.375) internal successors, (4155), 8 states have internal predecessors, (4155), 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) [2023-08-29 17:03:42,056 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 1158.0) internal successors, (10422), 9 states have internal predecessors, (10422), 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) [2023-08-29 17:03:42,056 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 1158.0) internal successors, (10422), 9 states have internal predecessors, (10422), 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) [2023-08-29 17:03:42,056 INFO L175 Difference]: Start difference. First operand has 197 places, 1745 transitions, 35416 flow. Second operand 8 states and 4155 transitions. [2023-08-29 17:03:42,056 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 204 places, 1959 transitions, 41937 flow [2023-08-29 17:03:43,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 1959 transitions, 41191 flow, removed 367 selfloop flow, removed 2 redundant places. [2023-08-29 17:03:43,252 INFO L231 Difference]: Finished difference. Result has 205 places, 1730 transitions, 35123 flow [2023-08-29 17:03:43,253 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=34708, PETRI_DIFFERENCE_MINUEND_PLACES=195, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1745, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=182, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1536, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=35123, PETRI_PLACES=205, PETRI_TRANSITIONS=1730} [2023-08-29 17:03:43,253 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 92 predicate places. [2023-08-29 17:03:43,253 INFO L495 AbstractCegarLoop]: Abstraction has has 205 places, 1730 transitions, 35123 flow [2023-08-29 17:03:43,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 503.1) internal successors, (5031), 10 states have internal predecessors, (5031), 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) [2023-08-29 17:03:43,254 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:43,254 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:43,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-29 17:03:43,255 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:43,255 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:43,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1673190485, now seen corresponding path program 2 times [2023-08-29 17:03:43,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:43,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104618243] [2023-08-29 17:03:43,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:43,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:45,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:45,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:45,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104618243] [2023-08-29 17:03:45,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104618243] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:45,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:45,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 17:03:45,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192471985] [2023-08-29 17:03:45,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:45,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 17:03:45,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:45,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 17:03:45,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-08-29 17:03:46,081 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 501 out of 1158 [2023-08-29 17:03:46,083 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 205 places, 1730 transitions, 35123 flow. Second operand has 10 states, 10 states have (on average 503.1) internal successors, (5031), 10 states have internal predecessors, (5031), 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) [2023-08-29 17:03:46,083 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:46,083 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 501 of 1158 [2023-08-29 17:03:46,083 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:03:50,960 INFO L130 PetriNetUnfolder]: 7733/15490 cut-off events. [2023-08-29 17:03:50,961 INFO L131 PetriNetUnfolder]: For 200181/202908 co-relation queries the response was YES. [2023-08-29 17:03:51,039 INFO L83 FinitePrefix]: Finished finitePrefix Result has 110992 conditions, 15490 events. 7733/15490 cut-off events. For 200181/202908 co-relation queries the response was YES. Maximal size of possible extension queue 435. Compared 124656 event pairs, 304 based on Foata normal form. 1762/16980 useless extension candidates. Maximal degree in co-relation 110922. Up to 5773 conditions per place. [2023-08-29 17:03:51,082 INFO L137 encePairwiseOnDemand]: 1150/1158 looper letters, 1791 selfloop transitions, 90 changer transitions 90/2023 dead transitions. [2023-08-29 17:03:51,083 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 2023 transitions, 42555 flow [2023-08-29 17:03:51,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:03:51,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:03:51,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4645 transitions. [2023-08-29 17:03:51,092 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4456918057954327 [2023-08-29 17:03:51,092 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4645 transitions. [2023-08-29 17:03:51,092 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4645 transitions. [2023-08-29 17:03:51,095 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:03:51,095 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4645 transitions. [2023-08-29 17:03:51,097 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 516.1111111111111) internal successors, (4645), 9 states have internal predecessors, (4645), 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) [2023-08-29 17:03:51,116 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:51,120 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:03:51,120 INFO L175 Difference]: Start difference. First operand has 205 places, 1730 transitions, 35123 flow. Second operand 9 states and 4645 transitions. [2023-08-29 17:03:51,121 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 2023 transitions, 42555 flow [2023-08-29 17:03:52,665 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 208 places, 2023 transitions, 41708 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 17:03:52,694 INFO L231 Difference]: Finished difference. Result has 213 places, 1694 transitions, 34221 flow [2023-08-29 17:03:52,695 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=34296, PETRI_DIFFERENCE_MINUEND_PLACES=200, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1730, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=57, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1641, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=34221, PETRI_PLACES=213, PETRI_TRANSITIONS=1694} [2023-08-29 17:03:52,695 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 100 predicate places. [2023-08-29 17:03:52,695 INFO L495 AbstractCegarLoop]: Abstraction has has 213 places, 1694 transitions, 34221 flow [2023-08-29 17:03:52,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 503.1) internal successors, (5031), 10 states have internal predecessors, (5031), 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) [2023-08-29 17:03:52,696 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:03:52,696 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:03:52,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-29 17:03:52,696 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:03:52,697 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:03:52,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1876181901, now seen corresponding path program 3 times [2023-08-29 17:03:52,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:03:52,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521813736] [2023-08-29 17:03:52,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:03:52,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:03:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:03:54,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:03:54,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:03:54,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521813736] [2023-08-29 17:03:54,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521813736] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:03:54,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:03:54,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 17:03:54,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492288495] [2023-08-29 17:03:54,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:03:54,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 17:03:54,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:03:54,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 17:03:54,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-08-29 17:03:55,195 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 501 out of 1158 [2023-08-29 17:03:55,196 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 213 places, 1694 transitions, 34221 flow. Second operand has 10 states, 10 states have (on average 503.1) internal successors, (5031), 10 states have internal predecessors, (5031), 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) [2023-08-29 17:03:55,196 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:03:55,196 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 501 of 1158 [2023-08-29 17:03:55,197 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:04:01,010 INFO L130 PetriNetUnfolder]: 8040/16606 cut-off events. [2023-08-29 17:04:01,010 INFO L131 PetriNetUnfolder]: For 229427/231393 co-relation queries the response was YES. [2023-08-29 17:04:01,114 INFO L83 FinitePrefix]: Finished finitePrefix Result has 120628 conditions, 16606 events. 8040/16606 cut-off events. For 229427/231393 co-relation queries the response was YES. Maximal size of possible extension queue 459. Compared 138612 event pairs, 875 based on Foata normal form. 1113/17412 useless extension candidates. Maximal degree in co-relation 120553. Up to 6136 conditions per place. [2023-08-29 17:04:01,159 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 1620 selfloop transitions, 217 changer transitions 101/1990 dead transitions. [2023-08-29 17:04:01,159 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 221 places, 1990 transitions, 42143 flow [2023-08-29 17:04:01,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:04:01,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:04:01,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4677 transitions. [2023-08-29 17:04:01,162 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.448762233736327 [2023-08-29 17:04:01,162 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4677 transitions. [2023-08-29 17:04:01,162 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4677 transitions. [2023-08-29 17:04:01,163 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:04:01,163 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4677 transitions. [2023-08-29 17:04:01,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 519.6666666666666) internal successors, (4677), 9 states have internal predecessors, (4677), 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) [2023-08-29 17:04:01,170 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:04:01,171 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:04:01,171 INFO L175 Difference]: Start difference. First operand has 213 places, 1694 transitions, 34221 flow. Second operand 9 states and 4677 transitions. [2023-08-29 17:04:01,171 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 221 places, 1990 transitions, 42143 flow [2023-08-29 17:04:03,307 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 220 places, 1990 transitions, 42032 flow, removed 55 selfloop flow, removed 1 redundant places. [2023-08-29 17:04:03,386 INFO L231 Difference]: Finished difference. Result has 225 places, 1684 transitions, 35002 flow [2023-08-29 17:04:03,387 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=34110, PETRI_DIFFERENCE_MINUEND_PLACES=212, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1694, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=171, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1478, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=35002, PETRI_PLACES=225, PETRI_TRANSITIONS=1684} [2023-08-29 17:04:03,387 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 112 predicate places. [2023-08-29 17:04:03,387 INFO L495 AbstractCegarLoop]: Abstraction has has 225 places, 1684 transitions, 35002 flow [2023-08-29 17:04:03,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 503.1) internal successors, (5031), 10 states have internal predecessors, (5031), 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) [2023-08-29 17:04:03,388 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:04:03,388 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:04:03,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-29 17:04:03,388 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:04:03,389 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:04:03,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1156238559, now seen corresponding path program 4 times [2023-08-29 17:04:03,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:04:03,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968849467] [2023-08-29 17:04:03,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:04:03,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:04:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:04:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:04:06,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:04:06,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968849467] [2023-08-29 17:04:06,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968849467] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:04:06,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:04:06,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 17:04:06,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589006381] [2023-08-29 17:04:06,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:04:06,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 17:04:06,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:04:06,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 17:04:06,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-08-29 17:04:07,760 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 501 out of 1158 [2023-08-29 17:04:07,762 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 1684 transitions, 35002 flow. Second operand has 10 states, 10 states have (on average 503.1) internal successors, (5031), 10 states have internal predecessors, (5031), 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) [2023-08-29 17:04:07,762 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:04:07,762 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 501 of 1158 [2023-08-29 17:04:07,762 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:04:13,801 INFO L130 PetriNetUnfolder]: 8591/17995 cut-off events. [2023-08-29 17:04:13,801 INFO L131 PetriNetUnfolder]: For 277552/279544 co-relation queries the response was YES. [2023-08-29 17:04:13,931 INFO L83 FinitePrefix]: Finished finitePrefix Result has 134503 conditions, 17995 events. 8591/17995 cut-off events. For 277552/279544 co-relation queries the response was YES. Maximal size of possible extension queue 491. Compared 154097 event pairs, 769 based on Foata normal form. 927/18591 useless extension candidates. Maximal degree in co-relation 134423. Up to 6687 conditions per place. [2023-08-29 17:04:13,980 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 1636 selfloop transitions, 230 changer transitions 139/2057 dead transitions. [2023-08-29 17:04:13,980 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 233 places, 2057 transitions, 44442 flow [2023-08-29 17:04:13,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:04:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:04:13,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4678 transitions. [2023-08-29 17:04:13,983 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44885818460947996 [2023-08-29 17:04:13,984 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4678 transitions. [2023-08-29 17:04:13,984 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4678 transitions. [2023-08-29 17:04:13,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:04:13,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4678 transitions. [2023-08-29 17:04:13,987 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 519.7777777777778) internal successors, (4678), 9 states have internal predecessors, (4678), 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) [2023-08-29 17:04:13,991 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:04:13,992 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:04:13,992 INFO L175 Difference]: Start difference. First operand has 225 places, 1684 transitions, 35002 flow. Second operand 9 states and 4678 transitions. [2023-08-29 17:04:13,992 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 233 places, 2057 transitions, 44442 flow [2023-08-29 17:04:16,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 229 places, 2057 transitions, 44239 flow, removed 58 selfloop flow, removed 4 redundant places. [2023-08-29 17:04:16,518 INFO L231 Difference]: Finished difference. Result has 235 places, 1670 transitions, 35963 flow [2023-08-29 17:04:16,519 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=34820, PETRI_DIFFERENCE_MINUEND_PLACES=221, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1684, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=171, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1464, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=35963, PETRI_PLACES=235, PETRI_TRANSITIONS=1670} [2023-08-29 17:04:16,520 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 122 predicate places. [2023-08-29 17:04:16,520 INFO L495 AbstractCegarLoop]: Abstraction has has 235 places, 1670 transitions, 35963 flow [2023-08-29 17:04:16,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 503.1) internal successors, (5031), 10 states have internal predecessors, (5031), 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) [2023-08-29 17:04:16,521 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:04:16,521 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:04:16,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-29 17:04:16,521 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:04:16,521 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:04:16,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1349967793, now seen corresponding path program 5 times [2023-08-29 17:04:16,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:04:16,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946508861] [2023-08-29 17:04:16,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:04:16,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:04:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:04:18,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:04:18,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:04:18,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946508861] [2023-08-29 17:04:18,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946508861] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:04:18,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:04:18,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 17:04:18,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069639597] [2023-08-29 17:04:18,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:04:18,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 17:04:18,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:04:18,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 17:04:18,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-08-29 17:04:19,032 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 17:04:19,033 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 235 places, 1670 transitions, 35963 flow. Second operand has 10 states, 10 states have (on average 504.1) internal successors, (5041), 10 states have internal predecessors, (5041), 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) [2023-08-29 17:04:19,033 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:04:19,033 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 17:04:19,033 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:04:25,329 INFO L130 PetriNetUnfolder]: 8417/18267 cut-off events. [2023-08-29 17:04:25,330 INFO L131 PetriNetUnfolder]: For 311346/313187 co-relation queries the response was YES. [2023-08-29 17:04:25,445 INFO L83 FinitePrefix]: Finished finitePrefix Result has 138970 conditions, 18267 events. 8417/18267 cut-off events. For 311346/313187 co-relation queries the response was YES. Maximal size of possible extension queue 501. Compared 161439 event pairs, 631 based on Foata normal form. 793/18715 useless extension candidates. Maximal degree in co-relation 138885. Up to 6743 conditions per place. [2023-08-29 17:04:25,489 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 1587 selfloop transitions, 228 changer transitions 201/2053 dead transitions. [2023-08-29 17:04:25,489 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 2053 transitions, 45661 flow [2023-08-29 17:04:25,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 17:04:25,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 17:04:25,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4686 transitions. [2023-08-29 17:04:25,493 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4496257915947035 [2023-08-29 17:04:25,493 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4686 transitions. [2023-08-29 17:04:25,493 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4686 transitions. [2023-08-29 17:04:25,493 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:04:25,493 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4686 transitions. [2023-08-29 17:04:25,496 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 520.6666666666666) internal successors, (4686), 9 states have internal predecessors, (4686), 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) [2023-08-29 17:04:25,499 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:04:25,500 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 1158.0) internal successors, (11580), 10 states have internal predecessors, (11580), 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) [2023-08-29 17:04:25,500 INFO L175 Difference]: Start difference. First operand has 235 places, 1670 transitions, 35963 flow. Second operand 9 states and 4686 transitions. [2023-08-29 17:04:25,500 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 2053 transitions, 45661 flow [2023-08-29 17:04:28,505 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 2053 transitions, 45130 flow, removed 68 selfloop flow, removed 6 redundant places. [2023-08-29 17:04:28,533 INFO L231 Difference]: Finished difference. Result has 241 places, 1582 transitions, 35844 flow [2023-08-29 17:04:28,534 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=35459, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1669, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=184, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1441, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=35844, PETRI_PLACES=241, PETRI_TRANSITIONS=1582} [2023-08-29 17:04:28,534 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 128 predicate places. [2023-08-29 17:04:28,534 INFO L495 AbstractCegarLoop]: Abstraction has has 241 places, 1582 transitions, 35844 flow [2023-08-29 17:04:28,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 504.1) internal successors, (5041), 10 states have internal predecessors, (5041), 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) [2023-08-29 17:04:28,535 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:04:28,535 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:04:28,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-08-29 17:04:28,536 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:04:28,536 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:04:28,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1570319369, now seen corresponding path program 1 times [2023-08-29 17:04:28,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:04:28,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28334104] [2023-08-29 17:04:28,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:04:28,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:04:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:04:36,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:04:36,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:04:36,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28334104] [2023-08-29 17:04:36,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28334104] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:04:36,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:04:36,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:04:36,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240710815] [2023-08-29 17:04:36,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:04:36,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:04:36,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:04:36,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:04:36,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:04:36,878 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 467 out of 1158 [2023-08-29 17:04:36,880 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 1582 transitions, 35844 flow. Second operand has 14 states, 14 states have (on average 469.7857142857143) internal successors, (6577), 14 states have internal predecessors, (6577), 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) [2023-08-29 17:04:36,880 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:04:36,880 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 467 of 1158 [2023-08-29 17:04:36,880 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:04:43,565 INFO L130 PetriNetUnfolder]: 9557/17764 cut-off events. [2023-08-29 17:04:43,565 INFO L131 PetriNetUnfolder]: For 357677/357922 co-relation queries the response was YES. [2023-08-29 17:04:43,745 INFO L83 FinitePrefix]: Finished finitePrefix Result has 151608 conditions, 17764 events. 9557/17764 cut-off events. For 357677/357922 co-relation queries the response was YES. Maximal size of possible extension queue 490. Compared 137022 event pairs, 1535 based on Foata normal form. 137/17719 useless extension candidates. Maximal degree in co-relation 151522. Up to 12791 conditions per place. [2023-08-29 17:04:43,789 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 933 selfloop transitions, 288 changer transitions 561/1794 dead transitions. [2023-08-29 17:04:43,790 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 1794 transitions, 42817 flow [2023-08-29 17:04:43,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-08-29 17:04:43,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-08-29 17:04:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 5758 transitions. [2023-08-29 17:04:43,793 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.414363845710996 [2023-08-29 17:04:43,794 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 5758 transitions. [2023-08-29 17:04:43,794 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 5758 transitions. [2023-08-29 17:04:43,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:04:43,794 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 5758 transitions. [2023-08-29 17:04:43,798 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 479.8333333333333) internal successors, (5758), 12 states have internal predecessors, (5758), 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) [2023-08-29 17:04:43,803 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 1158.0) internal successors, (15054), 13 states have internal predecessors, (15054), 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) [2023-08-29 17:04:43,804 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 1158.0) internal successors, (15054), 13 states have internal predecessors, (15054), 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) [2023-08-29 17:04:43,804 INFO L175 Difference]: Start difference. First operand has 241 places, 1582 transitions, 35844 flow. Second operand 12 states and 5758 transitions. [2023-08-29 17:04:43,804 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 1794 transitions, 42817 flow [2023-08-29 17:04:47,425 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 239 places, 1794 transitions, 42208 flow, removed 191 selfloop flow, removed 3 redundant places. [2023-08-29 17:04:47,449 INFO L231 Difference]: Finished difference. Result has 247 places, 1180 transitions, 24495 flow [2023-08-29 17:04:47,450 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=35470, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1582, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=211, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1364, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=24495, PETRI_PLACES=247, PETRI_TRANSITIONS=1180} [2023-08-29 17:04:47,450 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 134 predicate places. [2023-08-29 17:04:47,450 INFO L495 AbstractCegarLoop]: Abstraction has has 247 places, 1180 transitions, 24495 flow [2023-08-29 17:04:47,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 469.7857142857143) internal successors, (6577), 14 states have internal predecessors, (6577), 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) [2023-08-29 17:04:47,451 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 17:04:47,451 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:04:47,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-08-29 17:04:47,451 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2023-08-29 17:04:47,452 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 17:04:47,452 INFO L85 PathProgramCache]: Analyzing trace with hash -100800732, now seen corresponding path program 1 times [2023-08-29 17:04:47,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 17:04:47,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267940514] [2023-08-29 17:04:47,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 17:04:47,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 17:04:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 17:04:59,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 17:04:59,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 17:04:59,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267940514] [2023-08-29 17:04:59,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267940514] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 17:04:59,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 17:04:59,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 17:04:59,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210799439] [2023-08-29 17:04:59,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 17:04:59,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 17:04:59,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 17:04:59,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 17:04:59,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2023-08-29 17:04:59,850 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 467 out of 1158 [2023-08-29 17:04:59,852 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 1180 transitions, 24495 flow. Second operand has 14 states, 14 states have (on average 469.92857142857144) internal successors, (6579), 14 states have internal predecessors, (6579), 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) [2023-08-29 17:04:59,852 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 17:04:59,852 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 467 of 1158 [2023-08-29 17:04:59,852 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 17:05:03,922 INFO L130 PetriNetUnfolder]: 6200/11463 cut-off events. [2023-08-29 17:05:03,922 INFO L131 PetriNetUnfolder]: For 222331/222347 co-relation queries the response was YES. [2023-08-29 17:05:04,006 INFO L83 FinitePrefix]: Finished finitePrefix Result has 95049 conditions, 11463 events. 6200/11463 cut-off events. For 222331/222347 co-relation queries the response was YES. Maximal size of possible extension queue 315. Compared 81192 event pairs, 1117 based on Foata normal form. 68/11415 useless extension candidates. Maximal degree in co-relation 94956. Up to 5474 conditions per place. [2023-08-29 17:05:04,020 INFO L137 encePairwiseOnDemand]: 1147/1158 looper letters, 0 selfloop transitions, 0 changer transitions 1426/1426 dead transitions. [2023-08-29 17:05:04,021 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 1426 transitions, 31027 flow [2023-08-29 17:05:04,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-08-29 17:05:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-08-29 17:05:04,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 5748 transitions. [2023-08-29 17:05:04,025 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41364421416234887 [2023-08-29 17:05:04,025 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 5748 transitions. [2023-08-29 17:05:04,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 5748 transitions. [2023-08-29 17:05:04,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 17:05:04,025 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 5748 transitions. [2023-08-29 17:05:04,029 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 479.0) internal successors, (5748), 12 states have internal predecessors, (5748), 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) [2023-08-29 17:05:04,033 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 1158.0) internal successors, (15054), 13 states have internal predecessors, (15054), 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) [2023-08-29 17:05:04,034 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 1158.0) internal successors, (15054), 13 states have internal predecessors, (15054), 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) [2023-08-29 17:05:04,034 INFO L175 Difference]: Start difference. First operand has 247 places, 1180 transitions, 24495 flow. Second operand 12 states and 5748 transitions. [2023-08-29 17:05:04,034 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 1426 transitions, 31027 flow [2023-08-29 17:05:06,129 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 235 places, 1426 transitions, 27021 flow, removed 531 selfloop flow, removed 18 redundant places. [2023-08-29 17:05:06,139 INFO L231 Difference]: Finished difference. Result has 235 places, 0 transitions, 0 flow [2023-08-29 17:05:06,140 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1158, PETRI_DIFFERENCE_MINUEND_FLOW=20788, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1179, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1179, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=0, PETRI_PLACES=235, PETRI_TRANSITIONS=0} [2023-08-29 17:05:06,140 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 122 predicate places. [2023-08-29 17:05:06,140 INFO L495 AbstractCegarLoop]: Abstraction has has 235 places, 0 transitions, 0 flow [2023-08-29 17:05:06,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 469.92857142857144) internal successors, (6579), 14 states have internal predecessors, (6579), 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) [2023-08-29 17:05:06,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE (58 of 59 remaining) [2023-08-29 17:05:06,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE (57 of 59 remaining) [2023-08-29 17:05:06,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (56 of 59 remaining) [2023-08-29 17:05:06,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE (55 of 59 remaining) [2023-08-29 17:05:06,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE (54 of 59 remaining) [2023-08-29 17:05:06,144 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr5ASSERT_VIOLATIONDATA_RACE (53 of 59 remaining) [2023-08-29 17:05:06,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr6ASSERT_VIOLATIONDATA_RACE (52 of 59 remaining) [2023-08-29 17:05:06,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr7ASSERT_VIOLATIONDATA_RACE (51 of 59 remaining) [2023-08-29 17:05:06,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE (50 of 59 remaining) [2023-08-29 17:05:06,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr9ASSERT_VIOLATIONDATA_RACE (49 of 59 remaining) [2023-08-29 17:05:06,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (48 of 59 remaining) [2023-08-29 17:05:06,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (47 of 59 remaining) [2023-08-29 17:05:06,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (46 of 59 remaining) [2023-08-29 17:05:06,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (45 of 59 remaining) [2023-08-29 17:05:06,145 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (44 of 59 remaining) [2023-08-29 17:05:06,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (43 of 59 remaining) [2023-08-29 17:05:06,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (42 of 59 remaining) [2023-08-29 17:05:06,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (41 of 59 remaining) [2023-08-29 17:05:06,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (40 of 59 remaining) [2023-08-29 17:05:06,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (39 of 59 remaining) [2023-08-29 17:05:06,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (38 of 59 remaining) [2023-08-29 17:05:06,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (37 of 59 remaining) [2023-08-29 17:05:06,146 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (36 of 59 remaining) [2023-08-29 17:05:06,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (35 of 59 remaining) [2023-08-29 17:05:06,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (34 of 59 remaining) [2023-08-29 17:05:06,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (33 of 59 remaining) [2023-08-29 17:05:06,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (32 of 59 remaining) [2023-08-29 17:05:06,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (31 of 59 remaining) [2023-08-29 17:05:06,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (30 of 59 remaining) [2023-08-29 17:05:06,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (29 of 59 remaining) [2023-08-29 17:05:06,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (28 of 59 remaining) [2023-08-29 17:05:06,147 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (27 of 59 remaining) [2023-08-29 17:05:06,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (26 of 59 remaining) [2023-08-29 17:05:06,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (25 of 59 remaining) [2023-08-29 17:05:06,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (24 of 59 remaining) [2023-08-29 17:05:06,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 59 remaining) [2023-08-29 17:05:06,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 59 remaining) [2023-08-29 17:05:06,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr0ASSERT_VIOLATIONDATA_RACE (21 of 59 remaining) [2023-08-29 17:05:06,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr1ASSERT_VIOLATIONDATA_RACE (20 of 59 remaining) [2023-08-29 17:05:06,148 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr2ASSERT_VIOLATIONDATA_RACE (19 of 59 remaining) [2023-08-29 17:05:06,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr3ASSERT_VIOLATIONDATA_RACE (18 of 59 remaining) [2023-08-29 17:05:06,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr4ASSERT_VIOLATIONDATA_RACE (17 of 59 remaining) [2023-08-29 17:05:06,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr5ASSERT_VIOLATIONDATA_RACE (16 of 59 remaining) [2023-08-29 17:05:06,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE (15 of 59 remaining) [2023-08-29 17:05:06,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE (14 of 59 remaining) [2023-08-29 17:05:06,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (13 of 59 remaining) [2023-08-29 17:05:06,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE (12 of 59 remaining) [2023-08-29 17:05:06,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE (11 of 59 remaining) [2023-08-29 17:05:06,149 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr5ASSERT_VIOLATIONDATA_RACE (10 of 59 remaining) [2023-08-29 17:05:06,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr6ASSERT_VIOLATIONDATA_RACE (9 of 59 remaining) [2023-08-29 17:05:06,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr7ASSERT_VIOLATIONDATA_RACE (8 of 59 remaining) [2023-08-29 17:05:06,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE (7 of 59 remaining) [2023-08-29 17:05:06,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr9ASSERT_VIOLATIONDATA_RACE (6 of 59 remaining) [2023-08-29 17:05:06,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr0ASSERT_VIOLATIONDATA_RACE (5 of 59 remaining) [2023-08-29 17:05:06,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr1ASSERT_VIOLATIONDATA_RACE (4 of 59 remaining) [2023-08-29 17:05:06,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr2ASSERT_VIOLATIONDATA_RACE (3 of 59 remaining) [2023-08-29 17:05:06,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr3ASSERT_VIOLATIONDATA_RACE (2 of 59 remaining) [2023-08-29 17:05:06,150 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr4ASSERT_VIOLATIONDATA_RACE (1 of 59 remaining) [2023-08-29 17:05:06,151 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr5ASSERT_VIOLATIONDATA_RACE (0 of 59 remaining) [2023-08-29 17:05:06,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-08-29 17:05:06,151 INFO L445 BasicCegarLoop]: Path program histogram: [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 17:05:06,155 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 17:05:06,155 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 17:05:06,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 05:05:06 BasicIcfg [2023-08-29 17:05:06,157 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 17:05:06,157 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 17:05:06,157 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 17:05:06,157 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 17:05:06,158 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:52:57" (3/4) ... [2023-08-29 17:05:06,159 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 17:05:06,162 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_write_nvram [2023-08-29 17:05:06,163 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 17:05:06,167 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2023-08-29 17:05:06,168 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-08-29 17:05:06,168 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-08-29 17:05:06,168 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 17:05:06,169 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 17:05:06,200 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 17:05:06,200 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 17:05:06,200 INFO L158 Benchmark]: Toolchain (without parser) took 733537.45ms. Allocated memory was 75.5MB in the beginning and 5.8GB in the end (delta: 5.8GB). Free memory was 42.6MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 4.2GB. Max. memory is 16.1GB. [2023-08-29 17:05:06,201 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 17:05:06,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3209.23ms. Allocated memory was 75.5MB in the beginning and 148.9MB in the end (delta: 73.4MB). Free memory was 42.6MB in the beginning and 66.3MB in the end (delta: -23.7MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. [2023-08-29 17:05:06,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.43ms. Allocated memory is still 148.9MB. Free memory was 66.3MB in the beginning and 51.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 17:05:06,201 INFO L158 Benchmark]: Boogie Preprocessor took 51.76ms. Allocated memory is still 148.9MB. Free memory was 51.1MB in the beginning and 45.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 17:05:06,202 INFO L158 Benchmark]: RCFGBuilder took 1109.97ms. Allocated memory was 148.9MB in the beginning and 224.4MB in the end (delta: 75.5MB). Free memory was 45.3MB in the beginning and 130.9MB in the end (delta: -85.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-08-29 17:05:06,202 INFO L158 Benchmark]: TraceAbstraction took 728980.69ms. Allocated memory was 224.4MB in the beginning and 5.8GB in the end (delta: 5.6GB). Free memory was 129.8MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2023-08-29 17:05:06,202 INFO L158 Benchmark]: Witness Printer took 43.04ms. Allocated memory is still 5.8GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 17:05:06,203 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3209.23ms. Allocated memory was 75.5MB in the beginning and 148.9MB in the end (delta: 73.4MB). Free memory was 42.6MB in the beginning and 66.3MB in the end (delta: -23.7MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.43ms. Allocated memory is still 148.9MB. Free memory was 66.3MB in the beginning and 51.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.76ms. Allocated memory is still 148.9MB. Free memory was 51.1MB in the beginning and 45.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1109.97ms. Allocated memory was 148.9MB in the beginning and 224.4MB in the end (delta: 75.5MB). Free memory was 45.3MB in the beginning and 130.9MB in the end (delta: -85.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * TraceAbstraction took 728980.69ms. Allocated memory was 224.4MB in the beginning and 5.8GB in the end (delta: 5.6GB). Free memory was 129.8MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. * Witness Printer took 43.04ms. Allocated memory is still 5.8GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 579.6s, 521 PlacesBefore, 113 PlacesAfterwards, 526 TransitionsBefore, 110 TransitionsAfterwards, 23334 CoEnabledTransitionPairs, 12 FixpointIterations, 406 TrivialSequentialCompositions, 170 ConcurrentSequentialCompositions, 15 TrivialYvCompositions, 23 ConcurrentYvCompositions, 8 ChoiceCompositions, 622 TotalNumberOfCompositions, 87336 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 26304, independent: 24550, independent conditional: 0, independent unconditional: 24550, dependent: 1754, dependent conditional: 0, dependent unconditional: 1754, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 12185, independent: 11946, independent conditional: 0, independent unconditional: 11946, dependent: 239, dependent conditional: 0, dependent unconditional: 239, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 26304, independent: 12604, independent conditional: 0, independent unconditional: 12604, dependent: 1515, dependent conditional: 0, dependent unconditional: 1515, unknown: 12185, unknown conditional: 0, unknown unconditional: 12185] , Statistics on independence cache: Total cache size (in pairs): 679, Positive cache size: 549, Positive conditional cache size: 0, Positive unconditional cache size: 549, Negative cache size: 130, Negative conditional cache size: 0, Negative unconditional cache size: 130, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 6814]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6814]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6814]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6814]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6739]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6740]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6839]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6840]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6841]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6842]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6843]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6844]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6845]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6846]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6847]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6848]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6849]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6850]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6851]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6852]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6853]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6854]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6855]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6856]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6857]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6858]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6782]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6783]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6784]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6863]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6864]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6824]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6824]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 6824]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 443]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 444]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 461]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 729 locations, 59 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 728.8s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 97.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 579.7s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7141 SdHoareTripleChecker+Valid, 23.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5249 mSDsluCounter, 1481 SdHoareTripleChecker+Invalid, 20.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1230 mSDsCounter, 3601 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25411 IncrementalHoareTripleChecker+Invalid, 29012 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3601 mSolverCounterUnsat, 251 mSDtfsCounter, 25411 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 386 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 232 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35963occurred in iteration=19, InterpolantAutomatonStates: 187, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 49.1s InterpolantComputationTime, 629 NumberOfCodeBlocks, 629 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 607 ConstructedInterpolants, 0 QuantifiedInterpolants, 12929 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 41 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 17:05:06,240 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE