./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 AFTER --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 AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 01:22:46,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 01:22:46,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 01:22:46,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 01:22:46,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 01:22:46,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 01:22:46,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 01:22:46,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 01:22:46,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 01:22:46,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 01:22:46,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 01:22:46,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 01:22:46,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 01:22:46,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 01:22:46,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 01:22:46,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 01:22:46,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 01:22:46,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 01:22:46,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 01:22:46,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 01:22:46,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 01:22:46,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 01:22:46,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 01:22:46,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 01:22:46,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 01:22:46,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 01:22:46,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 01:22:46,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 01:22:46,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 01:22:46,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 01:22:46,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 01:22:46,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 01:22:46,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 01:22:46,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 01:22:46,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 01:22:46,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 01:22:46,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 01:22:46,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 01:22:46,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 01:22:46,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 01:22:46,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 01:22:46,737 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 01:22:46,767 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 01:22:46,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 01:22:46,769 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 01:22:46,769 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 01:22:46,770 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 01:22:46,770 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 01:22:46,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 01:22:46,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 01:22:46,771 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 01:22:46,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 01:22:46,772 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 01:22:46,772 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 01:22:46,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 01:22:46,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 01:22:46,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 01:22:46,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 01:22:46,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 01:22:46,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 01:22:46,774 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 01:22:46,774 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 01:22:46,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 01:22:46,774 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 01:22:46,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 01:22:46,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 01:22:46,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 01:22:46,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 01:22:46,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 01:22:46,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 01:22:46,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 01:22:46,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 01:22:46,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 01:22:46,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 01:22:46,777 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 01:22:46,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 01:22:46,777 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 01:22:46,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 01:22:46,777 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 01:22:46,778 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1941de74eb261e3f3ecbbb76e1746df74b536a1b8190d4ca9fd6a4341892fdcb Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 01:22:47,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 01:22:47,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 01:22:47,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 01:22:47,111 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 01:22:47,112 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 01:22:47,113 INFO L432 ainManager$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 01:22:48,236 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 01:22:48,726 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 01:22:48,726 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 01:22:48,770 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd403cd7b/c6a125c9bb69455383d1604740b8b557/FLAGeec293c1a [2023-08-29 01:22:48,793 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd403cd7b/c6a125c9bb69455383d1604740b8b557 [2023-08-29 01:22:48,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 01:22:48,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 01:22:48,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 01:22:48,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 01:22:48,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 01:22:48,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 01:22:48" (1/1) ... [2023-08-29 01:22:48,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a693548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:48, skipping insertion in model container [2023-08-29 01:22:48,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 01:22:48" (1/1) ... [2023-08-29 01:22:48,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 01:22:48,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 01:22:49,203 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 01:22:53,192 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 01:22:53,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 01:22:53,697 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 01:22:53,716 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 01:22:54,095 WARN L633 FunctionHandler]: implicit declaration of function __builtin_constant_p [2023-08-29 01:22:54,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 01:22:54,852 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:22:54,852 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:22:54,852 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:22:54,852 WARN L667 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:22:54,852 WARN L667 CHandler]: The function __builtin_constant_p is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:22:54,852 WARN L667 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:22:54,853 WARN L667 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 01:22:54,859 INFO L208 MainTranslator]: Completed translation [2023-08-29 01:22:54,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54 WrapperNode [2023-08-29 01:22:54,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 01:22:54,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 01:22:54,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 01:22:54,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 01:22:54,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,091 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 347, calls inlined = 19, statements flattened = 499 [2023-08-29 01:22:55,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 01:22:55,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 01:22:55,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 01:22:55,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 01:22:55,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,184 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 01:22:55,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 01:22:55,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 01:22:55,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 01:22:55,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (1/1) ... [2023-08-29 01:22:55,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 01:22:55,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 01:22:55,237 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 01:22:55,268 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 01:22:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 01:22:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 01:22:55,296 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 01:22:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 01:22:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 01:22:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 01:22:55,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 01:22:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-08-29 01:22:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 01:22:55,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 01:22:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 01:22:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 01:22:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 01:22:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-29 01:22:55,298 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2023-08-29 01:22:55,298 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2023-08-29 01:22:55,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 01:22:55,300 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 01:22:55,710 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 01:22:55,711 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 01:22:56,417 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 01:22:56,499 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 01:22:56,500 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-29 01:22:56,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 01:22:56 BoogieIcfgContainer [2023-08-29 01:22:56,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 01:22:56,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 01:22:56,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 01:22:56,508 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 01:22:56,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 01:22:48" (1/3) ... [2023-08-29 01:22:56,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a98f383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 01:22:56, skipping insertion in model container [2023-08-29 01:22:56,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 01:22:54" (2/3) ... [2023-08-29 01:22:56,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a98f383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 01:22:56, skipping insertion in model container [2023-08-29 01:22:56,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 01:22:56" (3/3) ... [2023-08-29 01:22:56,532 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2023-08-29 01:22:56,539 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 01:22:56,547 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 01:22:56,561 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 41 error locations. [2023-08-29 01:22:56,561 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 01:22:56,691 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 01:22:56,758 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 531 places, 536 transitions, 1088 flow [2023-08-29 01:22:56,968 INFO L130 PetriNetUnfolder]: 12/534 cut-off events. [2023-08-29 01:22:56,969 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 01:22:56,979 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 01:22:56,980 INFO L82 GeneralOperation]: Start removeDead. Operand has 531 places, 536 transitions, 1088 flow [2023-08-29 01:22:56,992 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 521 places, 526 transitions, 1061 flow [2023-08-29 01:22:56,996 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 01:22:57,011 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 521 places, 526 transitions, 1061 flow [2023-08-29 01:22:57,017 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 521 places, 526 transitions, 1061 flow [2023-08-29 01:22:57,018 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 521 places, 526 transitions, 1061 flow [2023-08-29 01:22:57,120 INFO L130 PetriNetUnfolder]: 12/526 cut-off events. [2023-08-29 01:22:57,120 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2023-08-29 01:22:57,123 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 01:22:57,134 INFO L119 LiptonReduction]: Number of co-enabled transitions 23334 [2023-08-29 01:25:07,875 WARN L222 SmtUtils]: Spent 1.21m 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 01:25:47,113 WARN L222 SmtUtils]: Spent 39.23s 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 01:26:59,390 WARN L222 SmtUtils]: Spent 1.20m 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 01:27:19,986 WARN L222 SmtUtils]: Spent 20.57s 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 01:28:45,985 WARN L222 SmtUtils]: Spent 1.43m 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 01:29:42,537 WARN L222 SmtUtils]: Spent 56.54s 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 01:31:42,675 WARN L222 SmtUtils]: Spent 2.00m 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 01:32:44,033 WARN L222 SmtUtils]: Spent 1.02m 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 01:32:44,056 INFO L134 LiptonReduction]: Checked pairs total: 87336 [2023-08-29 01:32:44,057 INFO L136 LiptonReduction]: Total number of compositions: 622 [2023-08-29 01:32:44,077 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 01:32:44,082 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;@40410384, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 01:32:44,083 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2023-08-29 01:32:44,084 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 01:32:44,085 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 01:32:44,085 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:32:44,085 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 01:32:44,086 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 01:32:44,090 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:32:44,091 INFO L85 PathProgramCache]: Analyzing trace with hash 2013, now seen corresponding path program 1 times [2023-08-29 01:32:44,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:32:44,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759221778] [2023-08-29 01:32:44,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:32:44,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:32:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:32:44,303 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 01:32:44,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:32:44,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759221778] [2023-08-29 01:32:44,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759221778] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:32:44,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:32:44,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 01:32:44,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842428448] [2023-08-29 01:32:44,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:32:44,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 01:32:44,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:32:44,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 01:32:44,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 01:32:44,348 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 523 out of 1158 [2023-08-29 01:32:44,354 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 01:32:44,354 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:32:44,354 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 523 of 1158 [2023-08-29 01:32:44,355 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:32:44,599 INFO L130 PetriNetUnfolder]: 210/869 cut-off events. [2023-08-29 01:32:44,600 INFO L131 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2023-08-29 01:32:44,602 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 01:32:44,606 INFO L137 encePairwiseOnDemand]: 1126/1158 looper letters, 25 selfloop transitions, 0 changer transitions 0/78 dead transitions. [2023-08-29 01:32:44,606 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 78 transitions, 215 flow [2023-08-29 01:32:44,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 01:32:44,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 01:32:44,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1103 transitions. [2023-08-29 01:32:44,623 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47625215889464595 [2023-08-29 01:32:44,624 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1103 transitions. [2023-08-29 01:32:44,625 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1103 transitions. [2023-08-29 01:32:44,627 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:32:44,629 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1103 transitions. [2023-08-29 01:32:44,634 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 01:32:44,641 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 01:32:44,643 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 01:32:44,644 INFO L175 Difference]: Start difference. First operand has 113 places, 110 transitions, 229 flow. Second operand 2 states and 1103 transitions. [2023-08-29 01:32:44,645 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 78 transitions, 215 flow [2023-08-29 01:32:44,648 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 01:32:44,650 INFO L231 Difference]: Finished difference. Result has 79 places, 78 transitions, 160 flow [2023-08-29 01:32:44,651 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 01:32:44,654 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -34 predicate places. [2023-08-29 01:32:44,654 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 78 transitions, 160 flow [2023-08-29 01:32:44,655 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 01:32:44,655 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:32:44,655 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-29 01:32:44,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 01:32:44,656 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 01:32:44,656 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:32:44,656 INFO L85 PathProgramCache]: Analyzing trace with hash 62745727, now seen corresponding path program 1 times [2023-08-29 01:32:44,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:32:44,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708812662] [2023-08-29 01:32:44,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:32:44,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:32:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:32:44,966 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 01:32:44,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:32:44,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708812662] [2023-08-29 01:32:44,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708812662] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:32:44,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:32:44,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 01:32:44,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844770408] [2023-08-29 01:32:44,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:32:44,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 01:32:44,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:32:44,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 01:32:44,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 01:32:44,995 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 510 out of 1158 [2023-08-29 01:32:44,997 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 01:32:44,997 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:32:44,997 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 510 of 1158 [2023-08-29 01:32:44,997 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:32:45,260 INFO L130 PetriNetUnfolder]: 292/1059 cut-off events. [2023-08-29 01:32:45,260 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2023-08-29 01:32:45,262 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 01:32:45,265 INFO L137 encePairwiseOnDemand]: 1154/1158 looper letters, 26 selfloop transitions, 1 changer transitions 0/75 dead transitions. [2023-08-29 01:32:45,265 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 75 transitions, 208 flow [2023-08-29 01:32:45,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 01:32:45,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 01:32:45,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1560 transitions. [2023-08-29 01:32:45,270 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44905008635578586 [2023-08-29 01:32:45,270 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1560 transitions. [2023-08-29 01:32:45,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1560 transitions. [2023-08-29 01:32:45,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:32:45,271 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1560 transitions. [2023-08-29 01:32:45,275 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 01:32:45,280 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 01:32:45,283 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 01:32:45,283 INFO L175 Difference]: Start difference. First operand has 79 places, 78 transitions, 160 flow. Second operand 3 states and 1560 transitions. [2023-08-29 01:32:45,283 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 75 transitions, 208 flow [2023-08-29 01:32:45,284 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 01:32:45,286 INFO L231 Difference]: Finished difference. Result has 78 places, 75 transitions, 156 flow [2023-08-29 01:32:45,286 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 01:32:45,287 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -35 predicate places. [2023-08-29 01:32:45,287 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 75 transitions, 156 flow [2023-08-29 01:32:45,289 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 01:32:45,289 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:32:45,289 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:32:45,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 01:32:45,290 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 01:32:45,291 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:32:45,291 INFO L85 PathProgramCache]: Analyzing trace with hash 590622346, now seen corresponding path program 1 times [2023-08-29 01:32:45,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:32:45,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499129098] [2023-08-29 01:32:45,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:32:45,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:32:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:32:46,257 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 01:32:46,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:32:46,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499129098] [2023-08-29 01:32:46,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499129098] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:32:46,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:32:46,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 01:32:46,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645017234] [2023-08-29 01:32:46,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:32:46,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 01:32:46,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:32:46,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 01:32:46,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 01:32:46,611 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 506 out of 1158 [2023-08-29 01:32:46,615 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 01:32:46,615 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:32:46,615 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 506 of 1158 [2023-08-29 01:32:46,615 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:32:47,446 INFO L130 PetriNetUnfolder]: 1844/3568 cut-off events. [2023-08-29 01:32:47,447 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 01:32:47,452 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 01:32:47,465 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 99 selfloop transitions, 45 changer transitions 0/181 dead transitions. [2023-08-29 01:32:47,465 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 181 transitions, 657 flow [2023-08-29 01:32:47,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 01:32:47,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 01:32:47,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3181 transitions. [2023-08-29 01:32:47,473 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45782959124928035 [2023-08-29 01:32:47,473 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3181 transitions. [2023-08-29 01:32:47,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3181 transitions. [2023-08-29 01:32:47,475 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:32:47,475 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3181 transitions. [2023-08-29 01:32:47,481 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 01:32:47,491 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 01:32:47,495 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 01:32:47,495 INFO L175 Difference]: Start difference. First operand has 78 places, 75 transitions, 156 flow. Second operand 6 states and 3181 transitions. [2023-08-29 01:32:47,495 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 181 transitions, 657 flow [2023-08-29 01:32:47,497 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 01:32:47,499 INFO L231 Difference]: Finished difference. Result has 87 places, 119 transitions, 453 flow [2023-08-29 01:32:47,499 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 01:32:47,500 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -26 predicate places. [2023-08-29 01:32:47,500 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 119 transitions, 453 flow [2023-08-29 01:32:47,502 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 01:32:47,502 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:32:47,502 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:32:47,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 01:32:47,503 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 01:32:47,503 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:32:47,503 INFO L85 PathProgramCache]: Analyzing trace with hash -584922927, now seen corresponding path program 1 times [2023-08-29 01:32:47,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:32:47,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15332653] [2023-08-29 01:32:47,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:32:47,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:32:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:32:49,071 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 01:32:49,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:32:49,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15332653] [2023-08-29 01:32:49,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15332653] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:32:49,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:32:49,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-08-29 01:32:49,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893964487] [2023-08-29 01:32:49,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:32:49,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 01:32:49,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:32:49,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 01:32:49,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-08-29 01:32:49,643 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 482 out of 1158 [2023-08-29 01:32:49,649 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 01:32:49,649 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:32:49,649 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 482 of 1158 [2023-08-29 01:32:49,649 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:32:51,134 INFO L130 PetriNetUnfolder]: 2797/5359 cut-off events. [2023-08-29 01:32:51,135 INFO L131 PetriNetUnfolder]: For 3227/3404 co-relation queries the response was YES. [2023-08-29 01:32:51,148 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 01:32:51,171 INFO L137 encePairwiseOnDemand]: 1124/1158 looper letters, 151 selfloop transitions, 113 changer transitions 0/283 dead transitions. [2023-08-29 01:32:51,171 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 283 transitions, 1632 flow [2023-08-29 01:32:51,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-08-29 01:32:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-08-29 01:32:51,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 4979 transitions. [2023-08-29 01:32:51,184 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42996545768566496 [2023-08-29 01:32:51,184 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 4979 transitions. [2023-08-29 01:32:51,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 4979 transitions. [2023-08-29 01:32:51,187 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:32:51,187 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 4979 transitions. [2023-08-29 01:32:51,197 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 01:32:51,213 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 01:32:51,217 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 01:32:51,217 INFO L175 Difference]: Start difference. First operand has 87 places, 119 transitions, 453 flow. Second operand 10 states and 4979 transitions. [2023-08-29 01:32:51,217 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 283 transitions, 1632 flow [2023-08-29 01:32:51,239 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 01:32:51,245 INFO L231 Difference]: Finished difference. Result has 105 places, 230 transitions, 1521 flow [2023-08-29 01:32:51,245 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 01:32:51,247 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, -8 predicate places. [2023-08-29 01:32:51,248 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 230 transitions, 1521 flow [2023-08-29 01:32:51,261 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 01:32:51,261 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:32:51,261 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:32:51,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 01:32:51,262 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 01:32:51,262 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:32:51,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1000398403, now seen corresponding path program 1 times [2023-08-29 01:32:51,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:32:51,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352983777] [2023-08-29 01:32:51,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:32:51,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:32:51,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:32:53,112 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 01:32:53,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:32:53,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352983777] [2023-08-29 01:32:53,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352983777] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:32:53,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:32:53,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-29 01:32:53,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824871924] [2023-08-29 01:32:53,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:32:53,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-08-29 01:32:53,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:32:53,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-08-29 01:32:53,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-08-29 01:32:53,610 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1158 [2023-08-29 01:32:53,615 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 01:32:53,615 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:32:53,616 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1158 [2023-08-29 01:32:53,616 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:32:55,172 INFO L130 PetriNetUnfolder]: 2958/5867 cut-off events. [2023-08-29 01:32:55,172 INFO L131 PetriNetUnfolder]: For 7726/9168 co-relation queries the response was YES. [2023-08-29 01:32:55,188 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 01:32:55,220 INFO L137 encePairwiseOnDemand]: 1143/1158 looper letters, 244 selfloop transitions, 81 changer transitions 0/384 dead transitions. [2023-08-29 01:32:55,220 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 384 transitions, 2890 flow [2023-08-29 01:32:55,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-29 01:32:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-29 01:32:55,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3680 transitions. [2023-08-29 01:32:55,229 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4539847026893659 [2023-08-29 01:32:55,229 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3680 transitions. [2023-08-29 01:32:55,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3680 transitions. [2023-08-29 01:32:55,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:32:55,231 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3680 transitions. [2023-08-29 01:32:55,237 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 01:32:55,250 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 01:32:55,252 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 01:32:55,252 INFO L175 Difference]: Start difference. First operand has 105 places, 230 transitions, 1521 flow. Second operand 7 states and 3680 transitions. [2023-08-29 01:32:55,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 384 transitions, 2890 flow [2023-08-29 01:32:55,279 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 01:32:55,284 INFO L231 Difference]: Finished difference. Result has 116 places, 270 transitions, 2058 flow [2023-08-29 01:32:55,284 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 01:32:55,285 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 3 predicate places. [2023-08-29 01:32:55,285 INFO L495 AbstractCegarLoop]: Abstraction has has 116 places, 270 transitions, 2058 flow [2023-08-29 01:32:55,286 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 01:32:55,287 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:32:55,287 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 01:32:55,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-29 01:32:55,287 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 01:32:55,287 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:32:55,287 INFO L85 PathProgramCache]: Analyzing trace with hash 848276789, now seen corresponding path program 1 times [2023-08-29 01:32:55,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:32:55,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175442904] [2023-08-29 01:32:55,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:32:55,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:32:55,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:32:55,903 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 01:32:55,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:32:55,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175442904] [2023-08-29 01:32:55,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175442904] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:32:55,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:32:55,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 01:32:55,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085735765] [2023-08-29 01:32:55,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:32:55,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 01:32:55,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:32:55,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 01:32:55,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 01:32:56,219 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 506 out of 1158 [2023-08-29 01:32:56,221 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 01:32:56,221 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:32:56,221 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 506 of 1158 [2023-08-29 01:32:56,221 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:32:57,334 INFO L130 PetriNetUnfolder]: 2213/4930 cut-off events. [2023-08-29 01:32:57,335 INFO L131 PetriNetUnfolder]: For 10069/10393 co-relation queries the response was YES. [2023-08-29 01:32:57,354 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 01:32:57,377 INFO L137 encePairwiseOnDemand]: 1150/1158 looper letters, 209 selfloop transitions, 32 changer transitions 2/310 dead transitions. [2023-08-29 01:32:57,378 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 310 transitions, 2800 flow [2023-08-29 01:32:57,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 01:32:57,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 01:32:57,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3095 transitions. [2023-08-29 01:32:57,387 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4454519286125504 [2023-08-29 01:32:57,387 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3095 transitions. [2023-08-29 01:32:57,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3095 transitions. [2023-08-29 01:32:57,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:32:57,389 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3095 transitions. [2023-08-29 01:32:57,396 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 01:32:57,405 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 01:32:57,406 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 01:32:57,406 INFO L175 Difference]: Start difference. First operand has 116 places, 270 transitions, 2058 flow. Second operand 6 states and 3095 transitions. [2023-08-29 01:32:57,407 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 310 transitions, 2800 flow [2023-08-29 01:32:57,447 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 01:32:57,454 INFO L231 Difference]: Finished difference. Result has 124 places, 300 transitions, 2406 flow [2023-08-29 01:32:57,455 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 01:32:57,457 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 11 predicate places. [2023-08-29 01:32:57,457 INFO L495 AbstractCegarLoop]: Abstraction has has 124 places, 300 transitions, 2406 flow [2023-08-29 01:32:57,458 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 01:32:57,459 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:32:57,459 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 01:32:57,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-29 01:32:57,459 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 01:32:57,459 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:32:57,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1075747220, now seen corresponding path program 1 times [2023-08-29 01:32:57,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:32:57,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84850283] [2023-08-29 01:32:57,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:32:57,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:32:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:08,014 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 01:33:08,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:08,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84850283] [2023-08-29 01:33:08,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84850283] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:08,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:08,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-08-29 01:33:08,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45376315] [2023-08-29 01:33:08,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:08,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-29 01:33:08,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:08,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-29 01:33:08,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2023-08-29 01:33:08,790 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 479 out of 1158 [2023-08-29 01:33:08,795 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 01:33:08,795 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:08,795 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 479 of 1158 [2023-08-29 01:33:08,796 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:10,324 INFO L130 PetriNetUnfolder]: 2982/5709 cut-off events. [2023-08-29 01:33:10,324 INFO L131 PetriNetUnfolder]: For 13228/13613 co-relation queries the response was YES. [2023-08-29 01:33:10,343 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 01:33:10,366 INFO L137 encePairwiseOnDemand]: 1135/1158 looper letters, 361 selfloop transitions, 51 changer transitions 0/437 dead transitions. [2023-08-29 01:33:10,367 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 437 transitions, 4165 flow [2023-08-29 01:33:10,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-08-29 01:33:10,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-08-29 01:33:10,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 5873 transitions. [2023-08-29 01:33:10,381 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4226396085204375 [2023-08-29 01:33:10,381 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 5873 transitions. [2023-08-29 01:33:10,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 5873 transitions. [2023-08-29 01:33:10,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:10,384 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 5873 transitions. [2023-08-29 01:33:10,394 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 01:33:10,414 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 01:33:10,418 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 01:33:10,419 INFO L175 Difference]: Start difference. First operand has 124 places, 300 transitions, 2406 flow. Second operand 12 states and 5873 transitions. [2023-08-29 01:33:10,419 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 437 transitions, 4165 flow [2023-08-29 01:33:10,499 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 01:33:10,504 INFO L231 Difference]: Finished difference. Result has 130 places, 297 transitions, 2450 flow [2023-08-29 01:33:10,504 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 01:33:10,506 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 17 predicate places. [2023-08-29 01:33:10,506 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 297 transitions, 2450 flow [2023-08-29 01:33:10,507 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 01:33:10,508 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:10,508 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 01:33:10,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-29 01:33:10,508 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 01:33:10,509 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:10,509 INFO L85 PathProgramCache]: Analyzing trace with hash 899533446, now seen corresponding path program 1 times [2023-08-29 01:33:10,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:10,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844019062] [2023-08-29 01:33:10,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:10,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:11,918 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 01:33:11,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:11,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844019062] [2023-08-29 01:33:11,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844019062] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:11,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:11,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-08-29 01:33:11,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383379576] [2023-08-29 01:33:11,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:11,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-08-29 01:33:11,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:11,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-08-29 01:33:11,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-08-29 01:33:12,286 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 505 out of 1158 [2023-08-29 01:33:12,288 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 01:33:12,288 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:12,288 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 505 of 1158 [2023-08-29 01:33:12,289 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:13,246 INFO L130 PetriNetUnfolder]: 2209/4901 cut-off events. [2023-08-29 01:33:13,246 INFO L131 PetriNetUnfolder]: For 11813/12132 co-relation queries the response was YES. [2023-08-29 01:33:13,270 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 01:33:13,288 INFO L137 encePairwiseOnDemand]: 1152/1158 looper letters, 194 selfloop transitions, 1 changer transitions 49/308 dead transitions. [2023-08-29 01:33:13,288 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 308 transitions, 2982 flow [2023-08-29 01:33:13,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-29 01:33:13,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-29 01:33:13,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 3588 transitions. [2023-08-29 01:33:13,297 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44263508512213173 [2023-08-29 01:33:13,297 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 3588 transitions. [2023-08-29 01:33:13,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 3588 transitions. [2023-08-29 01:33:13,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:13,299 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 3588 transitions. [2023-08-29 01:33:13,304 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 01:33:13,312 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 01:33:13,313 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 01:33:13,314 INFO L175 Difference]: Start difference. First operand has 130 places, 297 transitions, 2450 flow. Second operand 7 states and 3588 transitions. [2023-08-29 01:33:13,314 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 308 transitions, 2982 flow [2023-08-29 01:33:13,372 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 01:33:13,376 INFO L231 Difference]: Finished difference. Result has 123 places, 259 transitions, 2006 flow [2023-08-29 01:33:13,377 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 01:33:13,377 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 10 predicate places. [2023-08-29 01:33:13,378 INFO L495 AbstractCegarLoop]: Abstraction has has 123 places, 259 transitions, 2006 flow [2023-08-29 01:33:13,379 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 01:33:13,379 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:13,379 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 01:33:13,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-29 01:33:13,379 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 01:33:13,386 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:13,386 INFO L85 PathProgramCache]: Analyzing trace with hash -179610530, now seen corresponding path program 1 times [2023-08-29 01:33:13,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:13,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038088959] [2023-08-29 01:33:13,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:13,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:15,231 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 01:33:15,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:15,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038088959] [2023-08-29 01:33:15,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038088959] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:15,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:15,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:33:15,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179474228] [2023-08-29 01:33:15,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:15,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:33:15,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:15,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:33:15,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:33:15,855 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 01:33:15,858 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 01:33:15,858 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:15,858 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 01:33:15,858 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:17,553 INFO L130 PetriNetUnfolder]: 3724/7338 cut-off events. [2023-08-29 01:33:17,553 INFO L131 PetriNetUnfolder]: For 14439/15139 co-relation queries the response was YES. [2023-08-29 01:33:17,574 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 01:33:17,596 INFO L137 encePairwiseOnDemand]: 1147/1158 looper letters, 306 selfloop transitions, 161 changer transitions 21/538 dead transitions. [2023-08-29 01:33:17,597 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 538 transitions, 4955 flow [2023-08-29 01:33:17,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:33:17,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:33:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4666 transitions. [2023-08-29 01:33:17,606 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4477067741316446 [2023-08-29 01:33:17,606 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4666 transitions. [2023-08-29 01:33:17,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4666 transitions. [2023-08-29 01:33:17,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:17,608 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4666 transitions. [2023-08-29 01:33:17,615 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 01:33:17,623 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 01:33:17,625 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 01:33:17,625 INFO L175 Difference]: Start difference. First operand has 123 places, 259 transitions, 2006 flow. Second operand 9 states and 4666 transitions. [2023-08-29 01:33:17,625 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 538 transitions, 4955 flow [2023-08-29 01:33:17,743 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 01:33:17,750 INFO L231 Difference]: Finished difference. Result has 121 places, 415 transitions, 4171 flow [2023-08-29 01:33:17,750 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 01:33:17,751 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 8 predicate places. [2023-08-29 01:33:17,751 INFO L495 AbstractCegarLoop]: Abstraction has has 121 places, 415 transitions, 4171 flow [2023-08-29 01:33:17,752 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 01:33:17,753 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:17,753 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 01:33:17,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-29 01:33:17,753 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 01:33:17,753 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:17,754 INFO L85 PathProgramCache]: Analyzing trace with hash -640285082, now seen corresponding path program 2 times [2023-08-29 01:33:17,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:17,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662329158] [2023-08-29 01:33:17,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:17,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:19,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 01:33:19,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:19,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662329158] [2023-08-29 01:33:19,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662329158] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:19,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:19,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:33:19,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114377282] [2023-08-29 01:33:19,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:19,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:33:19,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:19,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:33:19,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:33:19,736 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 01:33:19,739 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 01:33:19,739 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:19,739 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 01:33:19,739 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:21,497 INFO L130 PetriNetUnfolder]: 3848/7681 cut-off events. [2023-08-29 01:33:21,497 INFO L131 PetriNetUnfolder]: For 28013/31552 co-relation queries the response was YES. [2023-08-29 01:33:21,524 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 01:33:21,552 INFO L137 encePairwiseOnDemand]: 1140/1158 looper letters, 243 selfloop transitions, 253 changer transitions 28/574 dead transitions. [2023-08-29 01:33:21,553 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 574 transitions, 6404 flow [2023-08-29 01:33:21,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-08-29 01:33:21,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-08-29 01:33:21,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 4163 transitions. [2023-08-29 01:33:21,560 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44937392055267705 [2023-08-29 01:33:21,561 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 4163 transitions. [2023-08-29 01:33:21,561 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 4163 transitions. [2023-08-29 01:33:21,563 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:21,563 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 4163 transitions. [2023-08-29 01:33:21,568 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 01:33:21,576 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 01:33:21,578 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 01:33:21,578 INFO L175 Difference]: Start difference. First operand has 121 places, 415 transitions, 4171 flow. Second operand 8 states and 4163 transitions. [2023-08-29 01:33:21,578 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 574 transitions, 6404 flow [2023-08-29 01:33:21,725 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 01:33:21,735 INFO L231 Difference]: Finished difference. Result has 130 places, 481 transitions, 5842 flow [2023-08-29 01:33:21,736 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 01:33:21,736 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 17 predicate places. [2023-08-29 01:33:21,736 INFO L495 AbstractCegarLoop]: Abstraction has has 130 places, 481 transitions, 5842 flow [2023-08-29 01:33:21,738 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 01:33:21,738 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:21,738 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 01:33:21,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-29 01:33:21,738 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 01:33:21,738 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:21,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1732153032, now seen corresponding path program 3 times [2023-08-29 01:33:21,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:21,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023085242] [2023-08-29 01:33:21,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:21,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:23,077 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 01:33:23,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:23,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023085242] [2023-08-29 01:33:23,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023085242] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:23,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:23,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:33:23,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985884669] [2023-08-29 01:33:23,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:23,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:33:23,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:23,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:33:23,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:33:23,662 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 01:33:23,664 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 01:33:23,664 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:23,664 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 01:33:23,664 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:25,777 INFO L130 PetriNetUnfolder]: 4689/9440 cut-off events. [2023-08-29 01:33:25,777 INFO L131 PetriNetUnfolder]: For 54222/57852 co-relation queries the response was YES. [2023-08-29 01:33:25,803 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 01:33:25,829 INFO L137 encePairwiseOnDemand]: 1140/1158 looper letters, 292 selfloop transitions, 440 changer transitions 22/804 dead transitions. [2023-08-29 01:33:25,830 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 804 transitions, 10829 flow [2023-08-29 01:33:25,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:33:25,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:33:25,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4688 transitions. [2023-08-29 01:33:25,839 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4498176933410094 [2023-08-29 01:33:25,839 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4688 transitions. [2023-08-29 01:33:25,839 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4688 transitions. [2023-08-29 01:33:25,840 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:25,840 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4688 transitions. [2023-08-29 01:33:25,846 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 01:33:25,852 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 01:33:25,853 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 01:33:25,854 INFO L175 Difference]: Start difference. First operand has 130 places, 481 transitions, 5842 flow. Second operand 9 states and 4688 transitions. [2023-08-29 01:33:25,854 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 804 transitions, 10829 flow [2023-08-29 01:33:26,074 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 01:33:26,085 INFO L231 Difference]: Finished difference. Result has 140 places, 683 transitions, 9866 flow [2023-08-29 01:33:26,086 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 01:33:26,087 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 27 predicate places. [2023-08-29 01:33:26,087 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 683 transitions, 9866 flow [2023-08-29 01:33:26,088 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 01:33:26,088 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:26,088 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 01:33:26,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-29 01:33:26,088 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 01:33:26,089 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:26,089 INFO L85 PathProgramCache]: Analyzing trace with hash 558172944, now seen corresponding path program 4 times [2023-08-29 01:33:26,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:26,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959935511] [2023-08-29 01:33:26,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:26,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:27,481 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 01:33:27,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:27,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959935511] [2023-08-29 01:33:27,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959935511] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:27,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:27,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:33:27,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101355492] [2023-08-29 01:33:27,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:27,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:33:27,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:27,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:33:27,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:33:28,281 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 01:33:28,283 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 01:33:28,283 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:28,283 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 01:33:28,283 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:30,922 INFO L130 PetriNetUnfolder]: 5162/10426 cut-off events. [2023-08-29 01:33:30,923 INFO L131 PetriNetUnfolder]: For 75819/79492 co-relation queries the response was YES. [2023-08-29 01:33:30,961 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 01:33:30,989 INFO L137 encePairwiseOnDemand]: 1140/1158 looper letters, 347 selfloop transitions, 471 changer transitions 12/880 dead transitions. [2023-08-29 01:33:30,989 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 880 transitions, 13612 flow [2023-08-29 01:33:30,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:33:30,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:33:30,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4686 transitions. [2023-08-29 01:33:30,997 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4496257915947035 [2023-08-29 01:33:30,997 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4686 transitions. [2023-08-29 01:33:30,997 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4686 transitions. [2023-08-29 01:33:30,999 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:30,999 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4686 transitions. [2023-08-29 01:33:31,005 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 01:33:31,011 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 01:33:31,012 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 01:33:31,012 INFO L175 Difference]: Start difference. First operand has 140 places, 683 transitions, 9866 flow. Second operand 9 states and 4686 transitions. [2023-08-29 01:33:31,012 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 880 transitions, 13612 flow [2023-08-29 01:33:31,332 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 01:33:31,343 INFO L231 Difference]: Finished difference. Result has 151 places, 788 transitions, 12999 flow [2023-08-29 01:33:31,344 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 01:33:31,345 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 38 predicate places. [2023-08-29 01:33:31,345 INFO L495 AbstractCegarLoop]: Abstraction has has 151 places, 788 transitions, 12999 flow [2023-08-29 01:33:31,346 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 01:33:31,346 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:31,346 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 01:33:31,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-29 01:33:31,346 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 01:33:31,347 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:31,347 INFO L85 PathProgramCache]: Analyzing trace with hash -2074970010, now seen corresponding path program 5 times [2023-08-29 01:33:31,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:31,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440401672] [2023-08-29 01:33:31,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:31,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:32,582 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 01:33:32,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:32,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440401672] [2023-08-29 01:33:32,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440401672] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:32,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:32,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-08-29 01:33:32,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441395703] [2023-08-29 01:33:32,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:32,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-08-29 01:33:32,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:32,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-08-29 01:33:32,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-08-29 01:33:33,229 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 01:33:33,231 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 01:33:33,231 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:33,231 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 01:33:33,231 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:35,795 INFO L130 PetriNetUnfolder]: 5192/10458 cut-off events. [2023-08-29 01:33:35,796 INFO L131 PetriNetUnfolder]: For 95561/98985 co-relation queries the response was YES. [2023-08-29 01:33:35,830 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 01:33:35,857 INFO L137 encePairwiseOnDemand]: 1140/1158 looper letters, 367 selfloop transitions, 548 changer transitions 9/974 dead transitions. [2023-08-29 01:33:35,857 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 974 transitions, 16792 flow [2023-08-29 01:33:35,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:33:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:33:35,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4687 transitions. [2023-08-29 01:33:35,865 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44972174246785646 [2023-08-29 01:33:35,865 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4687 transitions. [2023-08-29 01:33:35,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4687 transitions. [2023-08-29 01:33:35,867 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:35,867 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4687 transitions. [2023-08-29 01:33:35,872 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 01:33:35,878 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 01:33:35,879 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 01:33:35,879 INFO L175 Difference]: Start difference. First operand has 151 places, 788 transitions, 12999 flow. Second operand 9 states and 4687 transitions. [2023-08-29 01:33:35,879 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 974 transitions, 16792 flow [2023-08-29 01:33:36,171 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 01:33:36,184 INFO L231 Difference]: Finished difference. Result has 161 places, 879 transitions, 15925 flow [2023-08-29 01:33:36,185 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 01:33:36,185 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 48 predicate places. [2023-08-29 01:33:36,185 INFO L495 AbstractCegarLoop]: Abstraction has has 161 places, 879 transitions, 15925 flow [2023-08-29 01:33:36,186 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 01:33:36,186 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:36,186 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:33:36,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-29 01:33:36,186 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 01:33:36,187 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:36,187 INFO L85 PathProgramCache]: Analyzing trace with hash -551453660, now seen corresponding path program 1 times [2023-08-29 01:33:36,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:36,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313476939] [2023-08-29 01:33:36,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:36,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:37,495 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 01:33:37,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:37,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313476939] [2023-08-29 01:33:37,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313476939] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:37,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:37,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-08-29 01:33:37,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382913864] [2023-08-29 01:33:37,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:37,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 01:33:37,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:37,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 01:33:37,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-08-29 01:33:37,818 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 474 out of 1158 [2023-08-29 01:33:37,820 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 01:33:37,820 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:37,820 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 474 of 1158 [2023-08-29 01:33:37,820 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:42,175 INFO L130 PetriNetUnfolder]: 9873/17253 cut-off events. [2023-08-29 01:33:42,175 INFO L131 PetriNetUnfolder]: For 204027/204847 co-relation queries the response was YES. [2023-08-29 01:33:42,355 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 01:33:42,403 INFO L137 encePairwiseOnDemand]: 1141/1158 looper letters, 821 selfloop transitions, 577 changer transitions 44/1458 dead transitions. [2023-08-29 01:33:42,403 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 1458 transitions, 27496 flow [2023-08-29 01:33:42,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-08-29 01:33:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-08-29 01:33:42,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 4895 transitions. [2023-08-29 01:33:42,412 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42271157167530227 [2023-08-29 01:33:42,412 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 4895 transitions. [2023-08-29 01:33:42,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 4895 transitions. [2023-08-29 01:33:42,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:42,413 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 4895 transitions. [2023-08-29 01:33:42,418 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 01:33:42,425 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 01:33:42,426 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 01:33:42,427 INFO L175 Difference]: Start difference. First operand has 161 places, 879 transitions, 15925 flow. Second operand 10 states and 4895 transitions. [2023-08-29 01:33:42,427 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 1458 transitions, 27496 flow [2023-08-29 01:33:43,355 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 01:33:43,373 INFO L231 Difference]: Finished difference. Result has 177 places, 1374 transitions, 25489 flow [2023-08-29 01:33:43,373 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 01:33:43,374 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 64 predicate places. [2023-08-29 01:33:43,374 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 1374 transitions, 25489 flow [2023-08-29 01:33:43,375 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 01:33:43,375 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:43,375 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 01:33:43,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-08-29 01:33:43,375 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 01:33:43,375 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:43,375 INFO L85 PathProgramCache]: Analyzing trace with hash -989505777, now seen corresponding path program 1 times [2023-08-29 01:33:43,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:43,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760843627] [2023-08-29 01:33:43,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:43,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:45,077 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 01:33:45,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:45,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760843627] [2023-08-29 01:33:45,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760843627] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:45,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:45,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-08-29 01:33:45,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679098629] [2023-08-29 01:33:45,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:45,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-08-29 01:33:45,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:45,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-08-29 01:33:45,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2023-08-29 01:33:45,478 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 469 out of 1158 [2023-08-29 01:33:45,480 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 01:33:45,481 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:45,481 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 469 of 1158 [2023-08-29 01:33:45,481 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:33:51,483 INFO L130 PetriNetUnfolder]: 9886/17430 cut-off events. [2023-08-29 01:33:51,483 INFO L131 PetriNetUnfolder]: For 208060/208692 co-relation queries the response was YES. [2023-08-29 01:33:51,563 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 01:33:51,617 INFO L137 encePairwiseOnDemand]: 1143/1158 looper letters, 992 selfloop transitions, 874 changer transitions 9/1891 dead transitions. [2023-08-29 01:33:51,617 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 1891 transitions, 37979 flow [2023-08-29 01:33:51,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-08-29 01:33:51,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-08-29 01:33:51,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 5794 transitions. [2023-08-29 01:33:51,623 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4169545192861255 [2023-08-29 01:33:51,623 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 5794 transitions. [2023-08-29 01:33:51,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 5794 transitions. [2023-08-29 01:33:51,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:33:51,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 5794 transitions. [2023-08-29 01:33:51,631 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 01:33:51,640 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 01:33:51,641 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 01:33:51,641 INFO L175 Difference]: Start difference. First operand has 177 places, 1374 transitions, 25489 flow. Second operand 12 states and 5794 transitions. [2023-08-29 01:33:51,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 188 places, 1891 transitions, 37979 flow [2023-08-29 01:33:52,898 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 01:33:52,927 INFO L231 Difference]: Finished difference. Result has 197 places, 1745 transitions, 35416 flow [2023-08-29 01:33:52,928 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 01:33:52,929 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 84 predicate places. [2023-08-29 01:33:52,929 INFO L495 AbstractCegarLoop]: Abstraction has has 197 places, 1745 transitions, 35416 flow [2023-08-29 01:33:52,930 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 01:33:52,930 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:33:52,930 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 01:33:52,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-08-29 01:33:52,931 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 01:33:52,931 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:33:52,931 INFO L85 PathProgramCache]: Analyzing trace with hash 577802225, now seen corresponding path program 1 times [2023-08-29 01:33:52,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:33:52,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122491903] [2023-08-29 01:33:52,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:33:52,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:33:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:33:55,292 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 01:33:55,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:33:55,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122491903] [2023-08-29 01:33:55,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122491903] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:33:55,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:33:55,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 01:33:55,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558571012] [2023-08-29 01:33:55,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:33:55,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 01:33:55,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:33:55,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 01:33:55,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-08-29 01:33:56,001 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 501 out of 1158 [2023-08-29 01:33:56,004 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 01:33:56,004 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:33:56,005 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 501 of 1158 [2023-08-29 01:33:56,005 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:34:00,675 INFO L130 PetriNetUnfolder]: 7117/14109 cut-off events. [2023-08-29 01:34:00,675 INFO L131 PetriNetUnfolder]: For 166200/168939 co-relation queries the response was YES. [2023-08-29 01:34:00,755 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 01:34:00,796 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 1607 selfloop transitions, 209 changer transitions 91/1959 dead transitions. [2023-08-29 01:34:00,796 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 1959 transitions, 41937 flow [2023-08-29 01:34:00,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-08-29 01:34:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-08-29 01:34:00,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 4155 transitions. [2023-08-29 01:34:00,800 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4485103626943005 [2023-08-29 01:34:00,800 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 4155 transitions. [2023-08-29 01:34:00,800 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 4155 transitions. [2023-08-29 01:34:00,801 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:34:00,801 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 4155 transitions. [2023-08-29 01:34:00,805 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 01:34:00,811 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 01:34:00,811 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 01:34:00,812 INFO L175 Difference]: Start difference. First operand has 197 places, 1745 transitions, 35416 flow. Second operand 8 states and 4155 transitions. [2023-08-29 01:34:00,812 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 204 places, 1959 transitions, 41937 flow [2023-08-29 01:34:02,145 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 01:34:02,174 INFO L231 Difference]: Finished difference. Result has 205 places, 1730 transitions, 35123 flow [2023-08-29 01:34:02,175 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 01:34:02,176 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 92 predicate places. [2023-08-29 01:34:02,176 INFO L495 AbstractCegarLoop]: Abstraction has has 205 places, 1730 transitions, 35123 flow [2023-08-29 01:34:02,177 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 01:34:02,177 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:34:02,177 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 01:34:02,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-08-29 01:34:02,177 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 01:34:02,178 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:34:02,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1673190485, now seen corresponding path program 2 times [2023-08-29 01:34:02,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:34:02,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65201960] [2023-08-29 01:34:02,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:34:02,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:34:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:34:04,343 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 01:34:04,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:34:04,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65201960] [2023-08-29 01:34:04,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65201960] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:34:04,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:34:04,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 01:34:04,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542161131] [2023-08-29 01:34:04,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:34:04,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 01:34:04,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:34:04,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 01:34:04,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-08-29 01:34:04,997 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 501 out of 1158 [2023-08-29 01:34:04,999 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 01:34:04,999 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:34:04,999 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 501 of 1158 [2023-08-29 01:34:04,999 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:34:10,348 INFO L130 PetriNetUnfolder]: 7733/15490 cut-off events. [2023-08-29 01:34:10,348 INFO L131 PetriNetUnfolder]: For 200181/202908 co-relation queries the response was YES. [2023-08-29 01:34:10,449 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 01:34:10,501 INFO L137 encePairwiseOnDemand]: 1150/1158 looper letters, 1791 selfloop transitions, 90 changer transitions 90/2023 dead transitions. [2023-08-29 01:34:10,502 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 2023 transitions, 42555 flow [2023-08-29 01:34:10,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:34:10,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:34:10,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4645 transitions. [2023-08-29 01:34:10,506 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4456918057954327 [2023-08-29 01:34:10,507 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4645 transitions. [2023-08-29 01:34:10,507 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4645 transitions. [2023-08-29 01:34:10,508 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:34:10,508 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4645 transitions. [2023-08-29 01:34:10,513 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 01:34:10,520 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 01:34:10,521 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 01:34:10,522 INFO L175 Difference]: Start difference. First operand has 205 places, 1730 transitions, 35123 flow. Second operand 9 states and 4645 transitions. [2023-08-29 01:34:10,522 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 2023 transitions, 42555 flow [2023-08-29 01:34:12,411 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 01:34:12,452 INFO L231 Difference]: Finished difference. Result has 213 places, 1694 transitions, 34221 flow [2023-08-29 01:34:12,454 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 01:34:12,454 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 100 predicate places. [2023-08-29 01:34:12,454 INFO L495 AbstractCegarLoop]: Abstraction has has 213 places, 1694 transitions, 34221 flow [2023-08-29 01:34:12,455 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 01:34:12,455 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:34:12,455 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 01:34:12,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-08-29 01:34:12,456 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 01:34:12,456 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:34:12,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1876181901, now seen corresponding path program 3 times [2023-08-29 01:34:12,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:34:12,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451014949] [2023-08-29 01:34:12,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:34:12,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:34:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:34:14,323 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 01:34:14,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:34:14,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451014949] [2023-08-29 01:34:14,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451014949] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:34:14,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:34:14,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 01:34:14,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708730161] [2023-08-29 01:34:14,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:34:14,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 01:34:14,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:34:14,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 01:34:14,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-08-29 01:34:15,018 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 501 out of 1158 [2023-08-29 01:34:15,019 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 01:34:15,019 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:34:15,020 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 501 of 1158 [2023-08-29 01:34:15,020 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:34:20,865 INFO L130 PetriNetUnfolder]: 8040/16606 cut-off events. [2023-08-29 01:34:20,865 INFO L131 PetriNetUnfolder]: For 229427/231393 co-relation queries the response was YES. [2023-08-29 01:34:20,966 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 01:34:21,017 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 1620 selfloop transitions, 217 changer transitions 101/1990 dead transitions. [2023-08-29 01:34:21,017 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 221 places, 1990 transitions, 42143 flow [2023-08-29 01:34:21,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:34:21,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:34:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4677 transitions. [2023-08-29 01:34:21,021 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.448762233736327 [2023-08-29 01:34:21,021 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4677 transitions. [2023-08-29 01:34:21,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4677 transitions. [2023-08-29 01:34:21,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:34:21,022 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4677 transitions. [2023-08-29 01:34:21,025 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 01:34:21,032 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 01:34:21,033 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 01:34:21,033 INFO L175 Difference]: Start difference. First operand has 213 places, 1694 transitions, 34221 flow. Second operand 9 states and 4677 transitions. [2023-08-29 01:34:21,033 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 221 places, 1990 transitions, 42143 flow [2023-08-29 01:34:23,118 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 01:34:23,152 INFO L231 Difference]: Finished difference. Result has 225 places, 1684 transitions, 35002 flow [2023-08-29 01:34:23,153 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 01:34:23,154 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 112 predicate places. [2023-08-29 01:34:23,154 INFO L495 AbstractCegarLoop]: Abstraction has has 225 places, 1684 transitions, 35002 flow [2023-08-29 01:34:23,155 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 01:34:23,155 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:34:23,155 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 01:34:23,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-08-29 01:34:23,156 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 01:34:23,156 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:34:23,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1156238559, now seen corresponding path program 4 times [2023-08-29 01:34:23,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:34:23,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762951708] [2023-08-29 01:34:23,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:34:23,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:34:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:34:27,568 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 01:34:27,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:34:27,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762951708] [2023-08-29 01:34:27,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762951708] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:34:27,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:34:27,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 01:34:27,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102788824] [2023-08-29 01:34:27,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:34:27,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 01:34:27,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:34:27,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 01:34:27,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-08-29 01:34:28,475 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 501 out of 1158 [2023-08-29 01:34:28,477 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 01:34:28,477 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:34:28,477 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 501 of 1158 [2023-08-29 01:34:28,477 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:34:34,506 INFO L130 PetriNetUnfolder]: 8591/17995 cut-off events. [2023-08-29 01:34:34,506 INFO L131 PetriNetUnfolder]: For 277552/279544 co-relation queries the response was YES. [2023-08-29 01:34:34,693 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 01:34:34,752 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 1636 selfloop transitions, 230 changer transitions 139/2057 dead transitions. [2023-08-29 01:34:34,752 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 233 places, 2057 transitions, 44442 flow [2023-08-29 01:34:34,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:34:34,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:34:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4678 transitions. [2023-08-29 01:34:34,755 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44885818460947996 [2023-08-29 01:34:34,755 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4678 transitions. [2023-08-29 01:34:34,755 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4678 transitions. [2023-08-29 01:34:34,756 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:34:34,756 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4678 transitions. [2023-08-29 01:34:34,758 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 01:34:34,762 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 01:34:34,763 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 01:34:34,763 INFO L175 Difference]: Start difference. First operand has 225 places, 1684 transitions, 35002 flow. Second operand 9 states and 4678 transitions. [2023-08-29 01:34:34,763 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 233 places, 2057 transitions, 44442 flow [2023-08-29 01:34:37,533 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 01:34:37,566 INFO L231 Difference]: Finished difference. Result has 235 places, 1670 transitions, 35963 flow [2023-08-29 01:34:37,567 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 01:34:37,567 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 122 predicate places. [2023-08-29 01:34:37,568 INFO L495 AbstractCegarLoop]: Abstraction has has 235 places, 1670 transitions, 35963 flow [2023-08-29 01:34:37,568 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 01:34:37,569 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:34:37,569 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 01:34:37,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-08-29 01:34:37,569 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 01:34:37,570 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:34:37,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1349967793, now seen corresponding path program 5 times [2023-08-29 01:34:37,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:34:37,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52043099] [2023-08-29 01:34:37,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:34:37,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:34:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:34:39,636 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 01:34:39,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:34:39,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52043099] [2023-08-29 01:34:39,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52043099] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:34:39,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:34:39,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-08-29 01:34:39,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23274460] [2023-08-29 01:34:39,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:34:39,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-08-29 01:34:39,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:34:39,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-08-29 01:34:39,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-08-29 01:34:40,288 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 502 out of 1158 [2023-08-29 01:34:40,290 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 01:34:40,290 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:34:40,290 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 502 of 1158 [2023-08-29 01:34:40,290 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:34:46,619 INFO L130 PetriNetUnfolder]: 8417/18267 cut-off events. [2023-08-29 01:34:46,619 INFO L131 PetriNetUnfolder]: For 311346/313187 co-relation queries the response was YES. [2023-08-29 01:34:46,752 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 01:34:47,067 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 1587 selfloop transitions, 228 changer transitions 201/2053 dead transitions. [2023-08-29 01:34:47,067 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 2053 transitions, 45661 flow [2023-08-29 01:34:47,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-08-29 01:34:47,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2023-08-29 01:34:47,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 4686 transitions. [2023-08-29 01:34:47,072 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4496257915947035 [2023-08-29 01:34:47,072 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 4686 transitions. [2023-08-29 01:34:47,072 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 4686 transitions. [2023-08-29 01:34:47,073 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:34:47,073 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 4686 transitions. [2023-08-29 01:34:47,076 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 01:34:47,082 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 01:34:47,083 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 01:34:47,083 INFO L175 Difference]: Start difference. First operand has 235 places, 1670 transitions, 35963 flow. Second operand 9 states and 4686 transitions. [2023-08-29 01:34:47,083 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 2053 transitions, 45661 flow [2023-08-29 01:34:50,090 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 01:34:50,120 INFO L231 Difference]: Finished difference. Result has 241 places, 1582 transitions, 35844 flow [2023-08-29 01:34:50,121 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 01:34:50,122 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 128 predicate places. [2023-08-29 01:34:50,122 INFO L495 AbstractCegarLoop]: Abstraction has has 241 places, 1582 transitions, 35844 flow [2023-08-29 01:34:50,123 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 01:34:50,123 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:34:50,123 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 01:34:50,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-08-29 01:34:50,123 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 01:34:50,124 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:34:50,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1570319369, now seen corresponding path program 1 times [2023-08-29 01:34:50,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:34:50,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560035765] [2023-08-29 01:34:50,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:34:50,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:34:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:34:58,470 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 01:34:58,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:34:58,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560035765] [2023-08-29 01:34:58,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560035765] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:34:58,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:34:58,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:34:58,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286395143] [2023-08-29 01:34:58,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:34:58,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:34:58,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:34:58,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:34:58,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:34:59,068 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 467 out of 1158 [2023-08-29 01:34:59,071 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 01:34:59,071 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:34:59,071 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 467 of 1158 [2023-08-29 01:34:59,071 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:35:06,166 INFO L130 PetriNetUnfolder]: 9557/17764 cut-off events. [2023-08-29 01:35:06,166 INFO L131 PetriNetUnfolder]: For 357677/357922 co-relation queries the response was YES. [2023-08-29 01:35:06,287 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 01:35:06,328 INFO L137 encePairwiseOnDemand]: 1142/1158 looper letters, 933 selfloop transitions, 288 changer transitions 561/1794 dead transitions. [2023-08-29 01:35:06,328 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 1794 transitions, 42817 flow [2023-08-29 01:35:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-08-29 01:35:06,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-08-29 01:35:06,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 5758 transitions. [2023-08-29 01:35:06,332 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.414363845710996 [2023-08-29 01:35:06,332 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 5758 transitions. [2023-08-29 01:35:06,332 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 5758 transitions. [2023-08-29 01:35:06,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:35:06,333 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 5758 transitions. [2023-08-29 01:35:06,336 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 01:35:06,341 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 01:35:06,342 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 01:35:06,342 INFO L175 Difference]: Start difference. First operand has 241 places, 1582 transitions, 35844 flow. Second operand 12 states and 5758 transitions. [2023-08-29 01:35:06,342 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 1794 transitions, 42817 flow [2023-08-29 01:35:09,598 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 01:35:09,621 INFO L231 Difference]: Finished difference. Result has 247 places, 1180 transitions, 24495 flow [2023-08-29 01:35:09,622 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 01:35:09,622 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 134 predicate places. [2023-08-29 01:35:09,623 INFO L495 AbstractCegarLoop]: Abstraction has has 247 places, 1180 transitions, 24495 flow [2023-08-29 01:35:09,624 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 01:35:09,624 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 01:35:09,624 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 01:35:09,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-08-29 01:35:09,624 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 01:35:09,624 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 01:35:09,624 INFO L85 PathProgramCache]: Analyzing trace with hash -100800732, now seen corresponding path program 1 times [2023-08-29 01:35:09,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 01:35:09,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21028164] [2023-08-29 01:35:09,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 01:35:09,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 01:35:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 01:35:22,279 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 01:35:22,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 01:35:22,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21028164] [2023-08-29 01:35:22,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21028164] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 01:35:22,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 01:35:22,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-08-29 01:35:22,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895267417] [2023-08-29 01:35:22,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 01:35:22,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-08-29 01:35:22,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 01:35:22,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-08-29 01:35:22,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2023-08-29 01:35:22,883 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 467 out of 1158 [2023-08-29 01:35:22,885 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 01:35:22,885 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 01:35:22,885 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 467 of 1158 [2023-08-29 01:35:22,885 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 01:35:27,192 INFO L130 PetriNetUnfolder]: 6200/11463 cut-off events. [2023-08-29 01:35:27,192 INFO L131 PetriNetUnfolder]: For 222331/222347 co-relation queries the response was YES. [2023-08-29 01:35:27,284 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 01:35:27,299 INFO L137 encePairwiseOnDemand]: 1147/1158 looper letters, 0 selfloop transitions, 0 changer transitions 1426/1426 dead transitions. [2023-08-29 01:35:27,299 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 253 places, 1426 transitions, 31027 flow [2023-08-29 01:35:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-08-29 01:35:27,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2023-08-29 01:35:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 5748 transitions. [2023-08-29 01:35:27,303 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.41364421416234887 [2023-08-29 01:35:27,303 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 5748 transitions. [2023-08-29 01:35:27,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 5748 transitions. [2023-08-29 01:35:27,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 01:35:27,304 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 5748 transitions. [2023-08-29 01:35:27,307 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 01:35:27,313 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 01:35:27,313 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 01:35:27,313 INFO L175 Difference]: Start difference. First operand has 247 places, 1180 transitions, 24495 flow. Second operand 12 states and 5748 transitions. [2023-08-29 01:35:27,313 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 253 places, 1426 transitions, 31027 flow [2023-08-29 01:35:29,363 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 01:35:29,377 INFO L231 Difference]: Finished difference. Result has 235 places, 0 transitions, 0 flow [2023-08-29 01:35:29,378 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 01:35:29,379 INFO L281 CegarLoopForPetriNet]: 113 programPoint places, 122 predicate places. [2023-08-29 01:35:29,379 INFO L495 AbstractCegarLoop]: Abstraction has has 235 places, 0 transitions, 0 flow [2023-08-29 01:35:29,380 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 01:35:29,382 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE (58 of 59 remaining) [2023-08-29 01:35:29,383 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE (57 of 59 remaining) [2023-08-29 01:35:29,383 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (56 of 59 remaining) [2023-08-29 01:35:29,383 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE (55 of 59 remaining) [2023-08-29 01:35:29,383 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE (54 of 59 remaining) [2023-08-29 01:35:29,383 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr5ASSERT_VIOLATIONDATA_RACE (53 of 59 remaining) [2023-08-29 01:35:29,384 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr6ASSERT_VIOLATIONDATA_RACE (52 of 59 remaining) [2023-08-29 01:35:29,384 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr7ASSERT_VIOLATIONDATA_RACE (51 of 59 remaining) [2023-08-29 01:35:29,384 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE (50 of 59 remaining) [2023-08-29 01:35:29,384 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr9ASSERT_VIOLATIONDATA_RACE (49 of 59 remaining) [2023-08-29 01:35:29,384 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (48 of 59 remaining) [2023-08-29 01:35:29,385 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (47 of 59 remaining) [2023-08-29 01:35:29,385 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (46 of 59 remaining) [2023-08-29 01:35:29,385 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (45 of 59 remaining) [2023-08-29 01:35:29,385 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (44 of 59 remaining) [2023-08-29 01:35:29,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (43 of 59 remaining) [2023-08-29 01:35:29,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (42 of 59 remaining) [2023-08-29 01:35:29,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (41 of 59 remaining) [2023-08-29 01:35:29,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (40 of 59 remaining) [2023-08-29 01:35:29,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (39 of 59 remaining) [2023-08-29 01:35:29,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (38 of 59 remaining) [2023-08-29 01:35:29,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (37 of 59 remaining) [2023-08-29 01:35:29,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (36 of 59 remaining) [2023-08-29 01:35:29,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (35 of 59 remaining) [2023-08-29 01:35:29,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (34 of 59 remaining) [2023-08-29 01:35:29,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (33 of 59 remaining) [2023-08-29 01:35:29,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (32 of 59 remaining) [2023-08-29 01:35:29,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (31 of 59 remaining) [2023-08-29 01:35:29,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (30 of 59 remaining) [2023-08-29 01:35:29,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (29 of 59 remaining) [2023-08-29 01:35:29,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (28 of 59 remaining) [2023-08-29 01:35:29,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (27 of 59 remaining) [2023-08-29 01:35:29,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (26 of 59 remaining) [2023-08-29 01:35:29,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (25 of 59 remaining) [2023-08-29 01:35:29,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (24 of 59 remaining) [2023-08-29 01:35:29,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 59 remaining) [2023-08-29 01:35:29,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 59 remaining) [2023-08-29 01:35:29,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr0ASSERT_VIOLATIONDATA_RACE (21 of 59 remaining) [2023-08-29 01:35:29,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr1ASSERT_VIOLATIONDATA_RACE (20 of 59 remaining) [2023-08-29 01:35:29,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr2ASSERT_VIOLATIONDATA_RACE (19 of 59 remaining) [2023-08-29 01:35:29,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr3ASSERT_VIOLATIONDATA_RACE (18 of 59 remaining) [2023-08-29 01:35:29,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr4ASSERT_VIOLATIONDATA_RACE (17 of 59 remaining) [2023-08-29 01:35:29,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr5ASSERT_VIOLATIONDATA_RACE (16 of 59 remaining) [2023-08-29 01:35:29,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE (15 of 59 remaining) [2023-08-29 01:35:29,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE (14 of 59 remaining) [2023-08-29 01:35:29,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr2ASSERT_VIOLATIONDATA_RACE (13 of 59 remaining) [2023-08-29 01:35:29,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE (12 of 59 remaining) [2023-08-29 01:35:29,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE (11 of 59 remaining) [2023-08-29 01:35:29,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr5ASSERT_VIOLATIONDATA_RACE (10 of 59 remaining) [2023-08-29 01:35:29,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr6ASSERT_VIOLATIONDATA_RACE (9 of 59 remaining) [2023-08-29 01:35:29,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr7ASSERT_VIOLATIONDATA_RACE (8 of 59 remaining) [2023-08-29 01:35:29,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr8ASSERT_VIOLATIONDATA_RACE (7 of 59 remaining) [2023-08-29 01:35:29,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_write_nvramErr9ASSERT_VIOLATIONDATA_RACE (6 of 59 remaining) [2023-08-29 01:35:29,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr0ASSERT_VIOLATIONDATA_RACE (5 of 59 remaining) [2023-08-29 01:35:29,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr1ASSERT_VIOLATIONDATA_RACE (4 of 59 remaining) [2023-08-29 01:35:29,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr2ASSERT_VIOLATIONDATA_RACE (3 of 59 remaining) [2023-08-29 01:35:29,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr3ASSERT_VIOLATIONDATA_RACE (2 of 59 remaining) [2023-08-29 01:35:29,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr4ASSERT_VIOLATIONDATA_RACE (1 of 59 remaining) [2023-08-29 01:35:29,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_unlocked_ioctlErr5ASSERT_VIOLATIONDATA_RACE (0 of 59 remaining) [2023-08-29 01:35:29,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-08-29 01:35:29,393 INFO L445 BasicCegarLoop]: Path program histogram: [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 01:35:29,398 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 01:35:29,398 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 01:35:29,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 01:35:29 BasicIcfg [2023-08-29 01:35:29,401 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 01:35:29,401 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 01:35:29,401 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 01:35:29,401 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 01:35:29,402 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 01:22:56" (3/4) ... [2023-08-29 01:35:29,404 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 01:35:29,408 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_write_nvram [2023-08-29 01:35:29,408 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure whoop_wrapper_nvram_unlocked_ioctl [2023-08-29 01:35:29,415 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2023-08-29 01:35:29,415 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-08-29 01:35:29,416 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-08-29 01:35:29,416 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 01:35:29,416 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 01:35:29,457 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 01:35:29,457 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 01:35:29,458 INFO L158 Benchmark]: Toolchain (without parser) took 760661.29ms. Allocated memory was 79.7MB in the beginning and 7.8GB in the end (delta: 7.7GB). Free memory was 49.6MB in the beginning and 3.6GB in the end (delta: -3.6GB). Peak memory consumption was 4.2GB. Max. memory is 16.1GB. [2023-08-29 01:35:29,458 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 01:35:29,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6060.91ms. Allocated memory was 79.7MB in the beginning and 151.0MB in the end (delta: 71.3MB). Free memory was 49.4MB in the beginning and 56.0MB in the end (delta: -6.6MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2023-08-29 01:35:29,458 INFO L158 Benchmark]: Boogie Procedure Inliner took 230.85ms. Allocated memory is still 151.0MB. Free memory was 56.0MB in the beginning and 40.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 01:35:29,459 INFO L158 Benchmark]: Boogie Preprocessor took 114.24ms. Allocated memory is still 151.0MB. Free memory was 40.2MB in the beginning and 35.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 01:35:29,459 INFO L158 Benchmark]: RCFGBuilder took 1294.94ms. Allocated memory is still 151.0MB. Free memory was 35.0MB in the beginning and 62.1MB in the end (delta: -27.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-08-29 01:35:29,459 INFO L158 Benchmark]: TraceAbstraction took 752895.36ms. Allocated memory was 151.0MB in the beginning and 7.8GB in the end (delta: 7.7GB). Free memory was 62.1MB in the beginning and 3.6GB in the end (delta: -3.6GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2023-08-29 01:35:29,459 INFO L158 Benchmark]: Witness Printer took 55.95ms. Allocated memory is still 7.8GB. Free memory was 3.6GB in the beginning and 3.6GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 01:35:29,461 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6060.91ms. Allocated memory was 79.7MB in the beginning and 151.0MB in the end (delta: 71.3MB). Free memory was 49.4MB in the beginning and 56.0MB in the end (delta: -6.6MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 230.85ms. Allocated memory is still 151.0MB. Free memory was 56.0MB in the beginning and 40.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.24ms. Allocated memory is still 151.0MB. Free memory was 40.2MB in the beginning and 35.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1294.94ms. Allocated memory is still 151.0MB. Free memory was 35.0MB in the beginning and 62.1MB in the end (delta: -27.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * TraceAbstraction took 752895.36ms. Allocated memory was 151.0MB in the beginning and 7.8GB in the end (delta: 7.7GB). Free memory was 62.1MB in the beginning and 3.6GB in the end (delta: -3.6GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. * Witness Printer took 55.95ms. Allocated memory is still 7.8GB. Free memory was 3.6GB in the beginning and 3.6GB 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: 587.0s, 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: 752.7s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 103.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 587.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7141 SdHoareTripleChecker+Valid, 25.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5249 mSDsluCounter, 1481 SdHoareTripleChecker+Invalid, 23.0s 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, 2.6s 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: 0.2s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 58.4s 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 01:35:29,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE